V40 L4-1.9L Turbo VIN 29 B4204T3 (2002)
Oxygen Sensor: Removal and Replacement
Replace the Front Heated Oxygen Sensor (HO2S)
Replace the front heated oxygen sensor (HO2S)
Removing the wiring for the heated oxygen sensor (HO2S)
Remove the relay cover. Disconnect the connector from the front (black (2)) or rear (white (1)) heated oxygen sensor (HO2S).
-
Release the cable from the three mounting points
-
2 = black
-
1 = white.
Removing the heated oxygen sensor (HO2S)