- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- LRT "L0170B600" - Not available
CITROËN - C5, Xsara, Saxo, C3, C8; PEUGEOT - 206, 406; FIAT - Ducato, Ulysse; LANCIA - Phedra