V40 L4-1.9L Turbo VIN 29 B4204T3 (2002)
Remove relay cover and disconnect connector from front (black (2)) or rear (white (1)) heated oxygen sensor (HO2S).
-
Undo the cable wiring at the 3 fixing points
-
Raise the car for the rear (lower) sensor.
Removing heated oxygen sensor (HO2S)
