- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NTK "90209" - Not available
VW - Golf, Bora, Polo, Lupo, New Beetle; SEAT - Alhambra, Arosa; AUDI - TT, A4; SKODA - Octavia