- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- DRiV "OPH020" - Not available
PEUGEOT - 306, 206, 307, 406, 407; CITROËN - Xsara, C4; FIAT - Ulysse, Ducato; LANCIA - Zeta, Phedra; FERRARI - 360, 599 GTB