- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NGK "1665" - Not available
AUDI - TT, A3, A4, A6, A8; VW - Bora, Golf; SEAT - Leon; SKODA - Octavia
Additional numbers
NGK:
OZA683-EE14