- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Mobiletron "OS-B4149P" - Not available
AUDI - A4, A3, A5, A6, TT; VW - Caddy, Golf; SKODA - Octavia, Superb; SEAT - Altea XL, Leon; BMW - 3, 5