- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES20552-12B1" - Not available
MERCEDES-BENZ - E-Class, C-Class, Sprinter 3.5-T, Sprinter 3-T, Sprinter 5-T; BMW - 3, 1; SMART - Fortwo, Forfour