- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Stark "SKLS-0140780" - Not available
CITROËN - C5, C4, DS3, DS4, DS5; PEUGEOT - 308, 508; DS - DS 3, DS 4; DS (CAPSA) - DS 5