- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Denso "DOX-2001" - Not available
CITROËN - Xsara, C4, Saxo, C8, Jumpy; PEUGEOT - 306, 307; LANCIA - Phedra, Zeta; FIAT - Ulysse