- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- EFI "301415" - Not available
ROVER - 200, 400, 100; LAND ROVER - Freelander; CITROËN - ZX; FIAT - Punto; FORD - Sierra; ALFA ROMEO - 155, 164; ...