- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Topran "503 060" - Not available
BMW - 3 (E46, WB), 5, 1, 6, 7, X6, X5, Z4, X3, X1; MERCEDES-BENZ - CLK, C-Class T-Model