L0736

CODE NO. L0736: P/W (DR) Sensor fail (ground)

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










COMMENTS ON TROUBLE SYMPTOM

If the ground fault of the front power window motor (LH) sensor power supply is detected, power window main switch sets the diagnosis trouble code No. L0736

PROBABLE CAUSES

- Malfunction of the front power window motor (LH)
- Malfunction of the power window main switch
- Damaged wiring harness and connectors

DIAGNOSTIC PROCEDURE

STEP 1. Check power window main switch connector E-15, front power window motor (LH) connector E-14 for loose, corroded or damaged terminals, or terminals pushed back in the connector.

Q. Are power window main switch connector E-15, front power window motor (LH) connector E-14 in good condition?

YES Go to Step 2.
NO Repair or replace the damaged component(s). Harness Connector Inspection. Verify that the power window works normally.
STEP 2. Check the wiring harness between power window main switch connector E-15 (terminal No. 12) and front power window motor (LH) connector E-14 (terminal No. 6).

Q. Is the wiring harness between power window main switch connector E-15 (terminal No. 12) and front power window motor (LH) connector E-14 (terminal No. 6) in good condition?

YES Go to Step 3.
NO The wiring harness may be damaged or the connector(s) may have loose, corroded or damaged terminals, or terminals pushed back in the connector. Repair the wiring harness as necessary. Verify that the power window works normally.
STEP 3. Diagnostic trouble code recheck

Replace the front power window motor (LH). Recheck if the diagnostic trouble code is set.

(1)Erase the diagnostic trouble code.

(2)Turn the ignition switch from the LOCK (OFF) position to the ON position.

(3)Check if the diagnostic trouble code is set.

Q. Is the diagnostic trouble code set?

YES Replace the power window main switch.
NO The procedure is complete. Verify that the power window works normally.