- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- LUCAS "LEB4001" - Not available
AUDI - A4, A3, A5, A6, A8; VW - Golf, Jetta; SEAT - Altea XL, Ibiza; SKODA - Fabia, Roomster