- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- ESTANFI "EST-DOX-0121" - Not available
MG - MG ZS, MG ZT, MG ZT- T; ROVER - 75, 45; AUDI - A4, A6; MINI - Cooper; CITROËN - Berlingo, Xsara; DACIA - Logan, Duster