- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- Delphi "ES21652-12B1" - Not available
AUDI - Q3, A3, TT, Q2, A1; VW - Tiguan, Passat; SKODA - Kodiaq, Octavia; SEAT - Tarraco, Leon
