- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Mobiletron "OS-M402P" - Not available
AUDI - A4, A6, A3, TT, S6; MITSUBISHI - Galant, Eclipse; BMW - 3, 1; ALFA ROMEO - 159, 156