FIAT / DUCATO 244eLearn workshop manual · English · Offline edition
Fault diagnosis

J02 WINDSCREEN WIPERS NOT WORKING

Engines: 2.0 16V, 2.0 JTD 8V, 2.3 JTD 16V, 2.8 JTD 8V
Engines: 2.0 16V, 2.0 JTD 8V, 2.3 JTD 16V, 2.8 JTD 8V
When the stalk switch is operated with the key ON, the windscreen wash/wipe function does not work
Engines: 2.0 16V, 2.0 JTD 8V, 2.3 JTD 16V, 2.8 JTD 8V
STEPOPERATIONS TO BE CARRIED OUTTEST RESULTS
0PRELIMINARY CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check fuse condition See E3020 WINDSCREEN WASH/WIPEMove on to StepFuse/s blownReplace fuse/s and find out what could have caused them to blow
1WINDSCREEN WASH/WIPE ELECTRIC CIRCUIT CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the following, in order:
  • Connections between battery and engine bay junction unit
  • Connections between engine bay junction unit and underfacia junction unit
  • Connections between battery, ignition switch and underfacia junction unit
  • Connections between underfacia junction unit and steering column switch unit
  • Connections between underfacia junction unit and windscreen wiper motor
  • Connections between engine compartment junction unit and windscreen wiper motor
  • Connections between steering column switch unit and windscreen wiper motor
  • Connections between steering column switch unit and electric pump motor
  • Stalk unit earth
  • Windscreen wiper motor earth
Move on to StepConnections interruptedRepair the connections See E3022 HEADLAMP WASHER
2STEERING COLUMN SWITCH UNIT CHECKALL OKPROBLEMS ENCOUNTEREDACTION
  • Correct stalk unit power supply/earths
  • Check there is an earth signal output to the windscreen wiper motor when the steering column switch unit lever is operated
Move on to Step1. Power supplies/earths incorrect1. Restore correct power supplies/earths See E3022 HEADLAMP WASHER
2. Stalk unit not working properly2. Replace the steering column switch unit Op. 5550A12 COMPLETE STALK UNIT - R+R FOR VERSIONS WITH AIR BAG
3WINDSCREEN WIPER MOTOR CHECKALL OKPROBLEMS ENCOUNTEREDACTION
Check the following, in order: See E3022 HEADLAMP WASHER
  • Correct windscreen wiper motor power supply/earths;
  • Check that when there is an earth signal from the steering column switch unit to the windscreen wiper motor the latter is working
Move on to Step1. Power supplies/earths incorrect1. Restore correct power supplies/earths See E3022 HEADLAMP WASHER
2. Windscreen wiper motor faulty;2. Replace the windscreen wiper motor
4CHECK ON CORRECT OPERATIONALL OKPROBLEMS ENCOUNTEREDACTION
Check that the fault is no longer present