- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES20392" - Not available
AUDI - A4, A3, TT, A6, A5; BMW - 3, 1; LEXUS - IS; ALFA ROMEO - 159, 156; BENTLEY - Continental