- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Elta Automotive "EX0421" - Not available
FORD - Focus, Mondeo, Kuga, S-MAX; SAAB - 9-3, 9-5; VOLVO - C70, S60; PORSCHE - 911