- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- EFI "301340" - Not available
SEAT - Ibiza, Arosa, Cordoba, Leon, Toledo; VW - Bora, Golf; AUDI - A3, A4; BMW - 3, 5; SKODA - Octavia; ...