- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- BOSCH "0 986 AG2 201" - Not available
BMW - 3, 5, 1, 4, 6; AUDI - A4, A3; TOYOTA - Corolla; ALFA ROMEO - 156, 159; BENTLEY - Continental