3022634 - J01 WINDSCREEN/REARSCREEN WASHERS NOT WORKING
With the ignition key in the ON position, when the lever on the right of the steering wheel is operated, the windscreen wash/wipe does not work properly.| Results of the tests | ||||
| 0 | PRELIMINARY CHECKS | All OK | Problems met | Operation |
|---|---|---|---|---|
| Check that all the windscreen wash/wipe steering column switch unit functions are working | Continue to Step 1 | Only the windscreen wipers are not working | See table J02 WINDSCREEN WIPERS NOT WORKING | |
| The windscreen washer is not working | See table J03 SCREEN WASHER NOT WORKING | |||
| Nothing is working | Continue to Step 1 | |||
| 1 | WINDSCREEN WIPER ELECTRICAL CIRCUIT CHECK | All OK | Problems met | Operation |
Check, in order:
| Continue to Step 2 | Component defective | Replace the component involved (if a fuse is involved, search for the cause of the problem) | |
| Connections not correct | Restore the connections: See E3020 WINDSCREEN WASH/WIPE | |||
| 2 | CONTROL UNIT CHECK | All OK | Problems met | Operation |
| Check that the electronic control device is working properly and, in particular, that the pins are not oxidized or distorted See E3020 WINDSCREEN WASH/WIPE | Continue to Step 3 | Control unit faulty | Replace the windscreen wiper control unit Op. 5050B38 | |
| 3 | CHECK ON CORRECT OPERATION | All OK | Problems met | Operation |
| Check that the fault is no longer present | Fault persists | Search for the fault starting from another symptom' | ||