- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- LEMARK "LLB425" - Not available
VW - Passat, Transporter, Golf; AUDI - A4, A6; CITROËN - Xsara, C5; FIAT - Doblo, Ducato; ALFA ROMEO - 156, 166; ...