- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Denso "DOX-1705" - Not available
VW - Golf, Passat, Polo, Beetle, Scirocco; SEAT - Ibiza, Arona; AUDI - A3, A1; SKODA - Superb, Octavia