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
Current trouble
- If the terminal voltage at the sunroof ECU has been 8 V or lower, or 18V or higher
for 60 seconds, ETACS-ECU sets the diagnosis code No. L0630.
PROBABLE CAUSES
- Malfunction of the sunroof motor assembly
- Damaged wiring harness and connectors
DIAGNOSTIC PROCEDURE
STEP 1. Check of short to power supply, short to earth,
and open circuit in IG1 line between sunroof motor assembly connector and fusible link.
Q.
Is the check result normal?
Go to Step 2.
Repair the connector(s) or wiring harness.
STEP 2. Diagnosis code recheck
Recheck if the diagnosis code is set.
|
|
(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?
Replace the sunroof motor assembly.
The diagnosis is complete.