- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- GAUSS "GO8027" - Not available
CITROËN - C5, Xsara, C4, C3, Berlingo; PEUGEOT - 207, 307; CHERY - A3, A1; RENAULT - Laguna, Sandero