CODE NO. L0632 S/R Switch fail


caution Before replacing the ECU, ensure that the input and output signal circuits are normal.






COMMENTS ON TROUBLE SYMPTOM



PROBABLE CAUSES



  • Malfunction of the sunroof motor assembly
  • Malfunction of the sunroof switch
  • Damaged wiring harness and connectors

DIAGNOSIS PROCEDURE


STEP 1. Connector check: D-05 sunroof switch connector and D-06 sunroof motor assembly connector


Q. Is the check result normal?





STEP 2. Check of the wiring harness between the D-05 sunroof switch connector terminal No. 3, 5, 6 and the D-06 sunroof motor assembly connector terminal No. 4, 5, 10



  • Check the input/output line for open circuit.

Q. Is the check result normal?





STEP 3. Diagnosis code recheck



(1)Erase the diagnosis code.
(2)Turn the ignition switch from the LOCK (OFF) position to the ON position.
(3)Check if the diagnosis code is set.

Q. Is the diagnosis code set?