- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- AT Autoteile "at12313" - Not available
VW - Caddy, Golf, EOS, Jetta, Touran; AUDI - A3, A4; BMW - 3, 5; SKODA - Octavia