- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- ERA "570101A" - Not available
AUDI - TT, A3, A4, R8, A6; VW - Passat, Golf; SEAT - Leon, Exeo; SKODA - Octavia, Superb; PORSCHE - Cayenne