- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- LUCAS "LEB535" - Not available
OPEL - Insignia A, Astra, Mokka, Vectra, Zafira; VAUXHALL - Astra, Vectra; CHEVROLET - Cruze, Aveo