- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- AIC "71932" - Not available
VW - Golf, Passat, Bora, EOS, New Beetle; AUDI - TT, A3; SEAT - Leon, Toledo; SKODA - Octavia, Superb