- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- FAE "77305" - Not available
FORD - Fiesta, Mondeo, Focus, Escort, KA; FORD USA - Explorer, Mustang; MAZDA - 121; AUDI - A6, A4; CITROËN - C5, Xsara