The Exhaust Gas Recirculation (EGR) system is based around a small ECU which, using engine demand and temperature, controls a valve that mixes an amount of the engines exhaust gases with the air being drawn into the engine for combustion (recirculation).
| Vehicle Make |
Vehicle Model |
Vehicle Variant |
Diagnostic Lead |
| Land Rover |
Range Rover MK I (Classic) |
Diesels |
Yellow EGR Lead |
| Land Rover |
Defender |
4 Diesels |
Yellow EGR Lead |
| Land Rover |
Discovery |
Diesels 1995-1996 |
Yellow EGR Lead |
For more detailed information about this ECU please click here.