- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Topran "721 855" - Not available
PEUGEOT - 106, 206, 306, 307; CITROËN - Xsara, Saxo; FIAT - Punto, Panda; FORD - Sierra; ALFA ROMEO - 155, 164; ...