- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- FAE "77509" - Not available
FORD - Escort, Focus, Mondeo; SEAT - MII; SKODA - Citigo; VW - Up; AUDI - A4; CITROËN - Xsara; BMW - 3; ...