- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Sando "SSN77T20.1" - Not available
CHEVROLET - Aveo, Kalos, Spark, Cruze, Nubira; AUDI - A4, A6; BMW - 3, 5; DAEWOO - Kalos; ALFA ROMEO - 156, 159