- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- LEMARK "LLB714" - Not available
AUDI - A4, A3, A6, TT, A5; BMW - 3, 1; MAZDA - MX-5 (NB); ALFA ROMEO - 159, 156; BENTLEY - Continental