- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NGK "1789" - Not available
AUDI - A4, A6, A3, S6, A8; FORD - Mondeo, Escort; SEAT - Exeo; CITROËN - Xsara, C5; FIAT - Panda, Bravo
Additional numbers
NGK:
OZA334-AU2