- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- EFI "301433" - Not available
VOLVO - V70, S60, S80; SAAB - 9-5; AUDI - A4, TT; BMW - 3; MERCEDES-BENZ - C-Class; FORD - Focus; ALFA ROMEO - 156; ...