- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- RECOFICIAL "CSL2234" - Not available
AUDI - A4, A6, A3, A8, Q5; VW - Golf, Caddy; SEAT - Ibiza, Altea; SKODA - Octavia, Fabia; PORSCHE - Cayenne