- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- FAE "77413" - Not available
VOLVO - S80, XC90; SAAB - 9-3, 9-5; FORD - Focus, Mondeo; AUDI - TT, A4; PORSCHE - 911; ALFA ROMEO - 156, 166