- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- FAE "77363" - Not available
AUDI - A4, TT, A6, A3, A8; BMW - 3, 5; LANCIA - Thesis; ALFA ROMEO - 156, 166; CITROËN - C5, C4; BENTLEY - Continental, Arnage