- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- AIC "54517" - Not available
OPEL - Meriva, Astra, Vectra C, Zafira, Corsa; CHEVROLET - Cruze, Aveo; CADILLAC - CTS, SRX