- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES20418-12B1" - Not available
BMW - 5, 6, 7 (E65, E66, E67), X6, 3; MERCEDES-BENZ - CLK, C-Class; AUDI - A4, A3