- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES21098-12B1" - Not available
CITROËN - Berlingo, C4, C3, DS3, DS4; PEUGEOT - Partner, 207; BMW - 3, 5; FORD - Focus, Grand C-MAX; FIAT - Ducato, Bravo