- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- RECOFICIAL "CSL2139" - Not available
MERCEDES-BENZ - C-Class, A-Class, E-Class, G-Class, M-Class; SMART - City-Coupe, Roadster; CHRYSLER - Crossfire; AUDI - A4, TT