312000691 - M001 ELECTRIC FRONT WINDOWS / NOT WORKING

With the ignition in the ON position, when the buttons located in the dashboard are operated, the electric front windows do not work at all.
Test results
1CHECK USING THE EXAMINERAll OKProblems encounteredOperation
Connect using the Examiner to the Body Computer and check in active diagnosis that the electric windows are working properlyMove on to Step 3The motor is not workingMove on to Step 2
2WINDOW OPENING MOTOR CHECKAll OKProblems encounteredOperation
Check that the motor is working properly by providing it with a direct power supplyMove on to Step 3The motor is not workingReplace the defective motorOp. 7005M29 FRONT SIDE DOOR ELECTRICALLY OPERATED WINDOW MOTOR, LEFT OR RIGHT - R.R
3ELECTRIC WINDOWS CONTROL CHECKAll OKProblems encounteredOperation

Check:

  • That the electric windows control is working properly
  • That the electric windows control is correctly earthed
  • The continuity of the wiring between the electric window control and the Body Computer
Move on to Step 41. Electric window control defective2. Electric window control earth3. Wiring broken1. Replace the switch    Op. 7005M10 ELECTRIC WINDOW CONTROL SWITCH (ONE) FOR ONE FRONT DOOR - R.R. 2. Restore the correct earth connection.3. Restore correct wiring.
4POWER SUPPLY CHECKAll OKProblems encounteredOperation

Check the following, in order:

  • Condition of dashboard junction unit fuses
  • Continuity of wiring between Body Computer and electric window motor
    See E3050 ELECTRIC FRONT WINDOWS
Move on to Step 51. Driver''s electric window fuse damaged2. Passenger side electric window fuse damaged3. Wiring broken1. Replace the fuse F47 and find out what could have caused it to blow.2. Replace the fuse F48 and find out what could have caused it to blow.3. Renew/replace the wiring
5SERVICES RELAY POWER SUPPLY CHECK (POWER CIRCUIT)All OKProblems encounteredOperation
With the ignition ON check that when the electric windows are operated the supply is sent from the Body Computer to the motor.    See E3050 ELECTRIC FRONT WINDOWS End of diagnosisPower supply from Body Computer interruptedReplace Body Computer    Op. 5505A32 BODY COMPUTER - R.R