Values, configuration settings, and other stored information which can be read from the ECU, edited and then rewritten back. Read settings can also be stored as a standard HTML page for reference. These pages can then later be re loaded and re written back to the ECU. Please note that some values may be read only due to the fact that they are supplied from the ECU’s ROM or are internally calculated.
GENERAL SETTINGS
- Part Number: This is the manufacturer's part number for the ECU.
- Hardware number: This is the hardware version which denotes the processor and circuit board type.
- Software number: This denotes the coding inside the processor for the hardware.
- Week of build: This is the week in which the unit was built.
- Year of build: This is the year in which the unit was built.
- Diagnostic index: This is a number that indicates the diagnostic capabilities support level.
- Bus index: This is a number that indicates the bus communication support level, the vehicle communication buses.
- Coding index: This is the coding identification for the programming maps.
- Supplier number: This is a number which defines the supplier using a standard look up list of supplier ECU manufacturer numbers.
SWITCHES
- Light Switch Unit: This denotes if an external lighting switch unit is fitted.
- Steering Column Stalk Switch: This denotes if a steering column mounted stalk switch is fitted or not fitted.
- Font Fog Light Buttons on Light Switch Unit: This denotes if front and rear fog light buttons are mounted on the lighting switch unit.
- Pin 46 Safety Vehicle: This denotes if pin 46 is connected in special configuration for a safety vehicle.
- Panic Alarm Switch: This denotes if pin 46 is connected in special configuration for panic alarm.
LIGHTS
- Additional Lamp: This denotes if additional lamps can be fitted in the vehicle. This is possible only if Xenon lights are fitted.
- Auto Erase Hours: This denotes if the lighting check module automatically erases its internal operating hours counter.
- Automatic Ignition Impulse for Xenon: This denotes if an inputs is sent to the Xenon lights when the ignition is switched on.
- Bi-Xenon Lights: This denotes if Xenon lights are fitted or not.
- Bi-Xenon Dim: A numerical value between 0 and 255 which controls dimming on the Xenon lights.
- Brake Lights by HDC: This denotes if the HDC is able to operate the brake lights or not.
- Brake Light Failure Threshold: This is a value between 0 and 7 which denotes the point at which failure is detected. However, as the brake lights in the Range Rover are LEDs this is set to 0. There may be different values in other vehicles.
- Brake Failure Test Period: This is the period of time between tests of the brake light for failure. It is set to 0 as the brake lights are LEDs.
- Brake Light Switch Failure: This denotes if testing of the brake light switch is performed or not. The message that is sent is CHECK BRAKE LIGHT but the brake lights on the Range Rover are LED so this message gives confusion and therefore it is disabled for the Range Rover.
- Camel Trophy Rest of World: This controls a specific output on the lighting check module used for camel trophy lights on a vehicle in any other part of the World excluding the US.
- Cold Monitoring Brake Light Switch: This denotes if testing of the brake light switch is performed during ignition off. However, because the testing measures voltages and the rear lights are LED based the voltages are unsuitable for this test and so on the Range Rover this is disabled.
- Daytime Running Lights: This denotes if daytime lights are used.
- Daytime Running = Dipped Beam: This denotes that the daytime running lights which are used will be the dipped beam.
- Daytime Running = Dimmed Main Beam: This denotes that the daytime running lights which are used will be the dipped beam.
- Daytime Running Indicators Off = Dim: This denotes that when the front indicators are used for daytime running lights that during the period the indicators are flashing during the flashing off period the indicators return to a dimmed state.
- Daytime Running Indicators Off = Off: This denotes that when the front indicators are used for daytime running lights that during the period the indicators are flashing during the flashing off period the indicators turn completely off.
- Daytime Running Rear Fogs = Dimmed: This denotes if the rear fogs are used as daytime running lights and they are also set to supplement the rear brake lights (in fact they are the rear brake lights on BMW E53). When the indicators are turned on during the flashing off period, the rear fogs turn to a dimmed state as opposed to an off state.
- Daytime Running Lights: This denotes if daytime lights are used.
- Dim Fog Light Volts: This is the voltage applied to the fog lights when the rear side lights are on. A value between 0 and 255.
- Dimmer Angle: This a numerical value in degrees from 0 up to a maximum of 120 degrees that denotes the rotation amount of the dimmer control before it sends information to notify the lighting check module that it has been updated.
- Dimmer Volts Min: This is a value which defines the minimum voltage set on the interior light and instrument pack dimmer line. On the Range Rover this is 1.45 volts and the value is displayed in volts.
- Dimmer Voltage Range: This is the allowable increase in voltage of the dimmer line for the interior and the instrument pack up from the minimum volts. This is normally set to 1.96 volts on the Range Rover.
- Dimmer PWM Min/Dimmer PWN Max: This is a numerical value between 0 and 255 which denotes the pulse width modulation duty factor for the dimmer, interior lights and instrument pack. Normal value for Range Rover are 0 for minimum and maximum.
- Dimmed Indicator Volts: This is the voltage applied to the front indicators when the sidemarker lights have failed - for the US market only.
- Dimmed Indicators with Sidemarkers: This denotes if the front indicators are on or dim if the sidemarkers are on - for the US market only.
- Dimmed Interior Illumination in Autolights: A collection of 5 hexadecimal values separated by comma which control the dimming of the interior lights in the lighting check module. Re-entered parameters should be entered in an identical format to that which is read.
- E52 Left Hand Drive: This is a requirement only for the BMW E52 fitment of this module. It is obviously disabled for Range Rover.
- E52 Right Hand Drive: This is a requirement only for the BMW E52 fitment of this module. It is obviously disabled for Range Rover.
- Enhanced Graphic: This is a feature for older BMW vehicles which had some form of graphic display capability on the lights.
- External LWR Fitted: This denotes xenon lights are fitted or not.
- Fog Lights Allowed in Auto: This denotes if front and rear fog light are allowed in automatic light mode. This should be set to enabled for vehicle manufactured in 2007, 2008 and 2009.
- Front Side Lights: This denotes if front side light buttons are mounted on the lighting switch unit.
- Front Fogs No Main: This denotes if the front fog lights can be operated if the main beam is off.
- Front Indicator for Parking Lights: This denotes if the front indicator lights can be substituted for parking lights if normal parking lights fail. It will be a dim indicator light.
- Front Indicator as Parking Light: This denotes that the front indicators will be used for parking lights.
- Front Fog Light Button on Light Switch Unit: This denotes if front fog light buttons are mounted on the lighting switch unit.
- Front Fog Light Button on Light Switch Unit: This denotes rear fog light buttons are mounted on the lighting switch unit.
- Graphic on Brake Lights: This is a feature for older BMW vehicles which had some form of graphic display capability on the brake lights.
- Hand Brake On Overrides Daytime Lights: This denotes that when the handbrake is on it turns off the daytime running lights.
- Hazards Override Rear Fogs: This denotes that when the hazard warning lights are on the fog lights are disabled. It is normally disabled on the Range Rover.
- Hazards Flash Type: This denotes if the hazards are with a single or a double flash.
- Indicators Override Rear Fogs: This denotes that when the indicators are on the fog lights are disabled. It is normally disabled on the Range Rover.
- Interior Illumination PWM Auto calculation: This denotes if the auto calculation of a new interior illumination PMW value is enabled in autolights.
- Interior Illumination Monitoring: This denotes if the rate of monitoring of the interior illumination is enabled or disabled in autolights.
- Lane Change Flash: 3 blink lane change is a new feature included in vehicles manufactured after 2007. This denotes if the feature is enabled or disabled.
- Lane Change Cancel Time: Time in 10 miliseconds to cancel lane change blinking overall. This is a number between 0 and 255, default for Range Rover being 5.
- Lane Change Cancel Debounce: Time in 10 milliseconds to blink again after the last tipp blink cycle. This is a number between 0 and 255, default for Range Rover being 32.
- Lane Change Start Min: Minimum time in 10 milliseconds for 3 flashes to strt after tipp activation. This is a number between 0 and 255, default for Range Rover being 10.
- Lane Change Start Max: Maximum time in 10 milliseconds for 3 flashes to start after tip activation. This is a number between 0 and 255, default for Range Rover being 70.
- Low Battery Threshold: This is a numerical value between 0.7 and 18 which denotes the point at which the sidelights or any parking lights that are on will be deactivated due to falling battery voltage as an energy saving feature.
- Main Beam Daylight PWM: This is the pulse width modulation duty ratio for main beam dim for daytime running lights.
- Main Beam Failure: This denotes if a failure of the main beam lights will be notified or not.
- NAS Trailer Indicators: This denotes if the indicators are already fitted on trailers using the NAS Trailer configuration.
- NAS Sidemarker via Inner Tail Lights: This denotes if the NAS sidemarker lamps will operate through the brake switch line.
- Lane Change Flash: 3 blink lane change is a new feature included in vehicles manufactured after 2007. This denotes if the feature is enabled or disabled.
- Park Light: This denotes if the park lights are enabled or not.
- Parking Lights Max Volts: This is the maximum voltage which will be applied to the parking lights. A value between 0 and 255.
- Police Lamps = Main Beam: This denotes if the main beams are used as police special lights or not.
- Police High Beam Lights Flash Type: This denotes if the police high beam lights will flash synchronous or asynchronous.
- Police Lamps = Rear Fog Lights: This denotes if the rear fog lights are used as police special lights or not.
- Police Rear Fog Lights Flash Type: This denotes if the police rear fog lights will flash synchronous or asynchronous.
- Pulse Length Change: This is an internal feature for the lighting check module. It is disabled on an L30 and should NOT be changed. It affects the functionality of the electronics inside the lighting check module in order that communications to its internal driver chips is correct.
- PMW Values: A collection of hexadecimal values which control the PMW values the lighting check module.
- Rear fog via Brake Switch Input: This denotes if the rear fog lamps will operate through the brake switch line.
- Rear Fog lights Dim with Taillights: This denotes if the rear fog lights when used, will become dimmer whenever the rear tail lights are on.
- Rear Fogs for Parking Lights: This denotes if the rear fog lights can be used in a dim capacity as a substitute for the rear side lights which are normally used for the parking lights function.
- Rear Fog Trailer Function: This alters the operationally of rear fog lights when a trailer is connected. This is normally disabled for the Range Rover as the Range Rover towing does not include fog lights.
- Reverse Lights off in Trailer Mode: This denotes that when the trailer mode selected, the reverse lights are switched off.
- Stop Light with Indicators: This denotes if the rear brake lights flashes in turn with the indicators or not.
- Side Lights with Indicators: This denotes if the side lights flash in turn with the indicators or not.
- Side Lights with Door: This denotes if the sidelights perform a door warning function.
- Trailer Query Time: This is a period in milliseconds which is used to detect failures on the trailer module.
- Trailer Brake Lights: This denotes if the trailer brake lights are active or not.
- Transport Mode: This is a value that sets the vehicle in transport mode. For the transport mode on, the number should be 5A, else the value should be 00.
- US Trailer: This is a special configuration part for US trailer connectivity. This needs to be disabled for all models.
- US Sidemarker Lights: This denotes if the American legislation specification for extra lights in the sidemarkers are fitted or not. Interestingly, you may notice that in the silver plastic trim inside the lights there is a section for these sidemarker lights to be fitted in non US specification vehicles. In US specification vehicles these have lights in them.
FOLLOW ME HOME
This is a function where vehicle lights may be illuminated after the vehicle is closed and locked in order to facilitate illumination of a driveway or path as a safety feature.
- Time Delay: This is a time period with a value from 0 to 255 of the number of seconds the Follow Me Home delay will be on for.
- Dipped Headlights: This denotes if dipped headlights are to be used as the Follow Me Home function.
- Tail Lights: This denotes if tail lights are to be used as the Follow Me Home function.
- Front Side Lights: This denotes if the front side lights are to be used as the Follow Me Home function.
- Interior Illumination: This denotes if interior lights are to be used as the Follow Me Home function.
- Number Plate Light: This denotes if rear number plate light is to be used as the Follow Me Home function.
- Front Fog Lights: This denotes if front fog lights are to be used as the Follow Me Home function.
- Main Beam Head Lights: This denotes if main beam headlights are to be used as the Follow Me Home function.
- Rear Fog Lights: This denotes if rear fog lights are to be used as the Follow Me Home function.
- Reverse Lights: This denotes if reversing lights are to be used as the Follow Me Home function.
- Indicator Lights: This denotes if indicator lights are to be used as the Follow Me Home function.
- Manufacture: A choice between BMW and Land Rover which alters the style of operation of the Follow Me Home function.
- Lighting Switch Cancel: This denotes if it is possible to cancel the Follow Me Home function with the cancel switch.
COLD MONITORING
- Number Plates Light: This denotes if monitoring of the number plates light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Rear Left Fog Light: This denotes if monitoring of the rear left fog light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Rear Right Fog Light: This denotes if monitoring of the rear right fog lights for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Font Left Fog Lamp: This denotes if monitoring of the front left fog light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Front Right Fog Lamp: This denotes if monitoring of the front right fog light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Right High Beam: This denotes if monitoring of the main beam right light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Left High Beam: This denotes if monitoring of the main beam left light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Left Low Beam: This denotes if monitoring of the left low beam light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period. It should be noted that for dipped beam this is normally Enabled for standard headlights but Disabled for Xenon headlights which have no dipped beam board.
- Right Low Beam: This denotes if monitoring of the left low beam light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period. It should be noted that for dipped beam this is normally Enabled for standard headlights but Disabled for Xenon headlights which have no dipped beam board.
- Reverse Lamp: This denotes if monitoring of the reversing lights for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Left NAS Sidemarker Light: This denotes if monitoring of the left NAS sidemarker light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Right NAS Sidemarker Light: This denotes if monitoring of the right NAS sidemarker light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Trailer/Left Rear Fog: This denotes if monitoring of the rear left fog light or left rear trailer brake light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Trailer/Right Rear Fog: This denotes if monitoring of the rear right rear fog light or left rear trailer brake light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Xenon Solenoid: This denotes if monitoring of the xenon lights solenoid for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Rear Left Position Light: This denotes if monitoring of the rear left position light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Rear Right Position Light: This denotes if monitoring of the rear right position light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Front Left Position Light: This denotes if monitoring of the reversing lights for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Front Right Position Light: This denotes if monitoring of the front right position light for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- All Brake Lights: This denotes if monitoring of all the brake lights for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Front Right Indicator Light: This denotes if monitoring of the indicator lights for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Front Left Indicator Light: This denotes if monitoring of the indicator lights for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Rear Left Indicator Light: This denotes if monitoring of the indicator lights for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Rear Right Indicator Light: This denotes if monitoring of the indicator lights for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Right Sidelight: This denotes if monitoring of the right sidelight for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
- Left Sidelight: This denotes if monitoring of the left sidelight for failure purposes is performed while the lights are not on by the time interval set in the monitoring period.
HOT MONITORING
- Number Plates Light: This denotes if monitoring of the number plates light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Rear Left Fog Light: This denotes if monitoring of the rear left fog light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Rear Right Fog Light: This denotes if monitoring of the rear right fog lights for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Font Left Fog Lamp: This denotes if monitoring of the front left fog light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Front Right Fog Lamp: This denotes if monitoring of the front right fog light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Right High Beam: This denotes if monitoring of the main beam right light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Left High Beam: This denotes if monitoring of the main beam left light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Left Low Beam: This denotes if monitoring of the left low beam light for failure purposes is performed while the lights are on by the time interval set in the monitoring period. It should be noted that for dipped beam this is normally Enabled for standard headlights but Disabled for Xenon headlights which have no dipped beam board.
- Right Low Beam: This denotes if monitoring of the left low beam light for failure purposes is performed while the lights are on by the time interval set in the monitoring period. It should be noted that for dipped beam this is normally Enabled for standard headlights but Disabled for Xenon headlights which have no dipped beam board.
- Reverse Lamp: This denotes if monitoring of the reversing lights for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Left NAS Sidemarker Light: This denotes if monitoring of the left NAS sidemarker light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Right NAS Sidemarker Light: This denotes if monitoring of the right NAS sidemarker light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Trailer/Left Rear Fog: This denotes if monitoring of the rear left fog light or left rear trailer brake light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Trailer/Right Rear Fog: This denotes if monitoring of the rear right rear fog light or left rear trailer brake light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Xenon Solenoid: This denotes if monitoring of the xenon lights solenoid for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Rear Left Position Light: This denotes if monitoring of the rear left position light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Rear Right Position Light: This denotes if monitoring of the rear right position light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Front Left Position Light: This denotes if monitoring of the reversing lights for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Front Right Position Light: This denotes if monitoring of the front right position light for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- All Brake Lights: This denotes if monitoring of all the brake lights for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Front Right Indicator Light: This denotes if monitoring of the indicator lights for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Front Left Indicator Light: This denotes if monitoring of the indicator lights for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Rear Left Indicator Light: This denotes if monitoring of the indicator lights for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Rear Right Indicator Light: This denotes if monitoring of the indicator lights for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Right Sidelight: This denotes if monitoring of the right sidelight for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
- Left Sidelight: This denotes if monitoring of the left sidelight for failure purposes is performed while the lights are on by the time interval set in the monitoring period.
CHECK CONTROL REPORT MONITORING
- Number Plates Light: This denotes if the monitoring control report of the number plates light for failure purposes is checked.
- Rear Left Fog Light: This denotes if monitoring control report of the rear left fog light for failure purposes is checked.
- Rear Right Fog Light: This denotes if monitoring control report of the rear right fog lights for failure purposes is checked.
- Font Left Fog Lamp: This denotes if monitoring control report of the front left fog light for failure purposes is checked.
- Front Right Fog Lamp: This denotes if monitoring control report of the front right fog light for failure purposes is checked.
- Right High Beam: This denotes if monitoring control report of the main beam right light for failure purposes is checked.
- Left High Beam: This denotes if monitoring control report of the main beam left light for failure purposes is checked.
- Left Low Beam: This denotes if monitoring control report of the left low beam light for failure purposes is checked.
- Right Low Beam: This denotes if monitoring control report of the left low beam light for failure purposes is checked.
- Reverse Lamp: This denotes if monitoring control report of the reversing lights for failure purposes is checked.
- Left NAS Sidemarker Light: This denotes if monitoring control report of the left NAS sidemarker light for failure purposes is checked.
- Right NAS Sidemarker Light: This denotes if monitoring control report of the right NAS sidemarker light for failure purposes is checked.
- Trailer/Left Rear Fog: This denotes if monitoring control report of the left rear fog light or left trailer brake light for failure purposes is checked.
- Trailer/Right Rear Fog: This denotes if monitoring control report of the right rear fog light or right trailer brake light for failure purposes is checked.
- Xenon Solenoid: This denotes if monitoring control report of the xenon solenoid for failure purposes is checked.
- Rear Left Position Light: This denotes if monitoring control report of the rear left position light for failure purposes is checked.
- Rear Right Position Light: This denotes if monitoring control report of the rear right position light for failure purposes is checked.
- Front Left Position Light: This denotes if monitoring control report of the reversing lights for failure purposes is checked.
- Front Right Position Light: This denotes if monitoring control report of the front right position light for failure purposes is checked.
- All Brake Lights: This denotes if monitoring control report of all the brake lights for failure purposes is checked.
- Front Right Indicator Light: This denotes if monitoring control report of the indicator lights for failure purposes is checked.
- Front Left Indicator Light: This denotes if monitoring control report of the indicator lights for failure purposes is checked.
- Rear Left Indicator Light: This denotes if monitoring control report of the indicator lights for failure purposes is checked.
- Rear Right Indicator Light: This denotes if monitoring control report of the indicator lights for failure purposes is checked.
- Right Sidelight: This denotes if monitoring control report of the right sidelight for failure purposes is checked.
- Left Sidelight: This denotes if monitoring control report of the left sidelight for failure purposes is checked.
- Fault Period: This a numerical value between 0 and 255 which denotes the period of time a fault must be present before it is reported. Default is 10
- Number of Quick Cold Monitoring Checks: This is the number of quick cold monitors checks, 16 by default.
- Time Between 2 Cold Monitoring Rounds: This is the time period in seconds between scanning of the presence of lights in cold monitoring, 100 by default.
- Time Between 2 Pulses in cold Monitoring: This is the time period in milliseconds between two pulses in cold monitoring, 20 by default.
- Time Between 2 Pulses in Quick cold Monitoring: This is the time period in seconds between two pulses in quick cold monitoring, 1 by default.
- Time between 2 Quick Cold Monitoring Rounds: This is the time period in milliseconds between scanning of the presence of lights in quick cold monitoring, 32 by default.
- Head Light Level by LCM: This enables or disables the lighting check module. When enabled, the lighting check module controls the headlight levelling function.
- Increments: Internal incrimination that can be half step or full step.
- Test Mode: This denotes if the test mode is enabled or disabled.
- Vehicle System Code: This is a numerical value between 0 and 15 that defines the operational parameters within the vehicle system that the LCM is fitted to - normally 15 for the Range Rover.
- Mask Fault 32: The Fault 32 can be masked or not. When enabled, this masks a fault for the stepper motor driver transistors Q11 and Q12 failure.
- Mask Fault 31: The Fault 31 can be masked or not. When enabled, this masks a fault for the stepper motor driver transistors Q21 and Q22 failure.
- Mask Fault 30: The Fault 32 can be masked or not. When enabled, this masks a fault for the head light aim stepper motor driver error which is obviously not used when the internal headlight levelling is disabled.
- Mask Faults: This relates to a selection of faults to do with multiple functions which are not necessarily used in the Range Rover utilisation of the lighting check module.
- U Poti Status 0-2: Hexadecimal numbers that control the voltage within the lighting check module.
- Step Position 0-2: Hexadecimal numbers that control the scaling within the light check module.
- ABS Minimum position 2: Hexadecimal number that control the lower limit within the light check module.
- Step Space Limit: Hexadecimal number that control the step space limit within the light check module.
- Engine Temperature Limit: Hexadecimal number that control the engine temperature limit within the light check module.
- Start Condition Hysteresis: Hexadecimal number that control the hysterias limit within the light check module.
- Distance Hold Normal Mode: Hexadecimal number that control the hold/normal mode within the light check module.
- R V: Hexadecimal number that control the scaling within the light check module.
- Vehicle System Code: This is a numerical value between 0 and 15 that defines the operational parameters within the vehicle system that the LCM is fitted to - normally 15 for the Range Rover.
- Engine Temperature Warning: This is a numerical value between 0 and 255. It equates to the degree centigrade at which the warning will come on for engine temperature overheating. For diesel engines this is normally set to 125 °C and for petrol engines this is normally set to 130 °C.
- Overspeed Warning: This is a numerical value between 50 and 305 and it is the speed in kilometres per hour which the overspeed warning is on set. The value of 305 equates to disabled function.
- Message Delay Time: A collection of 17 hexadecimal values separated by comma which control period of time in seconds that the check control waits before giving any error messages after the key has been put into the ignition. Re-entered parameters should be entered in an identical format to that which is read.
- Ignition Detect Time: This is the period of time between detection cycles for the key in ignition detection.
- Tyre Pressure Monitor: This denotes if the tyre pressure monitor is fitted or not.
- Air Suspension: This denotes if the vehicle has air suspension or not.
- Special Mode: This denotes if the special mode of safety vehicles or taxi vehicles fitments enabled or not.
- Engine Type: This denotes the engine type of petrol or diesel.
- Cat Overheat: This is a built in catalyst overheat notification facility which is either enabled or disabled. It is left in for Japanese specification vehicles.
- Seat Belt Sound: This denotes if there is a warning sound for non closure of the seat belt.
- Seat Belt Message: This denotes if there is a dash message displayed on the dashboard for non closure of the seat belt.
- Key in Warning: This is the typical American warning sound made if the ignition key is left in and the door is opened.
- Oil Level Sensor: This a feature not fitted on the Range Rover and denotes low level oil warning.
- LCM coding: This denotes if the lighting check module is coded or not. If the value is 5A, the ECU is coded. The value for a not coded ECU is FF.
- Limp Home Message via CAN: This denotes if a message from the engine management control unit is sent to the lighting check module via the CAN bus to inform the driver of limp home mode being selected due to a failure.
- Injection System Message via CAN: This denotes if a message from the engine management control unit is sent to the lighting check module via the CAN bus to inform the driver of a failure in the injection system.
- Cat Overheat Message via CAN: This denotes if a message from the engine management control unit is sent to the lighting check module via the CAN bus to inform the driver of the catalyst overheating.
- Water Over Temperature Message via CAN: This denotes if a message from the engine management control unit is sent to the lighting check module via the CAN bus to inform the driver of high water temperature.
- Oil Level Message via Can: This denotes if a message from the engine management control unit is sent to the lighting check module via the CAN bus to inform the driver of warning of oil level.
- Can Bus Fault Notification: This denotes if stored faults are shared via the CAN bus.
- Key in Status via K-bus: This denotes if the insertion and removal of the key is notified via the K-Bus.
- Brake Fluid Level Logic: This denotes if the logic for the brake fluid level sensor is inverted or not.
- Seatbelt Switch: This denotes if the status of the seatbelt switch is notified via the K-Bus or hardwired.
- Washer Sensor: This denotes 1 of 3 variations - pulse width modulation, read switch or other.
- Key 1 Warning: This denotes if a warning sound is made when the ignition key is in position 1 as opposed to position 2.
- Coolant Temperature Damp Time: This is a period of time to allow the water to circulate before temperature readings are made, either 25 sec or 60 sec.
- Key Warning Time: This is the maximum period of time that the sounder will be made when the key is left in the ignition, either 15 minutes or 30 minutes.
- Blank Time: This is the period of time the display is blanked when a preheat message is expected to be displayed. A value from 0 .7 to 1.4 seconds.
WARNING SOUND GROUP CODES
- Glowplug: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Seatbelt: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Armoured Door Open: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Key Left in: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Release Parkbrake: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Brake Fluid: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Oil Pressure: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Coolant Temperature: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- HDC not Available: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- HDC Fault: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- HDC Low Range: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Handbrake Travel: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Lights on: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Speed Limit Exceeded: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Fuel Injection System Fault: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Air Suspension Inactive: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Change Gear: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Neutral Selected: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Follow Me Home: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Gearbox Temperature: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Apply Parkbrake: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Cruise Control Active: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Door Open: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- DSC Inactive: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- High Range: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Low Range: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Manual Mode: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Sport Mode: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Slow Down: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Select Neutral: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Engine Fail-Safe Mode: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Boot/Tailgate Open: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Front Lights Fault: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Rear Lights Fault: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Trailer Lights: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Gearbox Fail-Safe Mode: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Brake Pad Wear: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Clean A/C Sensor: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Low Screen Wash: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- A/C System Fault: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Fire Extinguisher: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Tyre Pressure Monitor: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Fuel Flap Open: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Tyre Pressure Monitor Inactive: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Plip/Key Fob Battery Low: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Coolant Level Low: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Fasten Seatbelt: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
- Parkbrakes: The code is shown as a numerical value between 0 and 7. 0 denotes that the sound function for this is disabled and there is no warning sound given, 7 denotes that the system standard sound will be used. Numbers 1 to 6 tie the function to the group number 1 to 6 in the sound type group configuration codes section.
SOUND TYPE GROUP CONFIGURATION CODES
There are 6 groups of sound type configuration code. This is a numerical value between 0 and 15 however only numbers 0 to 6 are assigned.
| | No sound | 0 |
| | Long sound | 1 |
| | Intermittent Sound | 2 |
| | Double Sound | 3 |
| | Short followed by Medium Length Sound | 4 |
| | Medium Length Sound | 5 |
| | Short Length Sound | 6 |
Coding Data 1: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 15 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 2: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 23 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 3: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 31 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 4: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 16 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 5: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 31 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 6: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 32 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 7: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 11 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 8: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 15 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 9: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 13 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
Coding Data 10-12: A specific block of programmable data which is entered into the lighting check module to control its functionality for specific variations of vehicle. There are 31 hexadecimal digits in each block, each digit is separated by a comma. Re-entered parameters should be entered in an identical format to that which is read.
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LIGHT CHECK MODULE V12/V13/V14 - System Overview
LIGHT CHECK MODULE V12/V13/V14 - Known Fitments
LIGHT CHECK MODULE V12/V13/V14 - Physical Details
SM058 - LIGHT CHECK MODULE V12/V13/V14 - Diagnostic Capabilities (Read Fault Codes)