- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- KW "498 559" - Not available
CHEVROLET - Aveo, Lacetti, Nubira, Spark, Optra; BMW - 3, 5; AUDI - A4, A3; DAEWOO - Lacetti