CODE NO. L0630 S/R Power supply


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
  • Damaged wiring harness and connectors

DIAGNOSIS PROCEDURE


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


Q. Is the check result normal?





STEP 2. Check of the wiring harness between the D-06 sunroof motor assembly connector terminal No. 6 and the fusible link (34) <4A9, 4B1> or (44) <BWC>


note Prior to the wiring harness inspection, check the C-309 and C-316 ETACS-ECU connectors, and repair if necessary.

  • Check the power supply line for open circuit and short 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?