- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- FAE "77159" - Not available
FIAT - Punto, Bravo, Brava, Cinquecento, Marea; LANCIA - Y, Kappa; CITROËN - ZX, Xsara; FORD - Escort, Sierra