- Oxygen, Lambda Sensor
- Exhaust Oxygen Sensor (O2 Sensor)
- Measures oxygen in the exhaust so the ECU can correct the air-fuel mixture
- NTK "0201" - Not available
CITROËN - ZX, XM, AX, C15, Jumper; PEUGEOT - 405, 306; FIAT - Ducato; LANCIA - Zeta; ALFA ROMEO - 155, 164