Diagnosis Procedure

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

1. CHECK FRONT POWER WINDOW MOTOR INPUT SIGNAL
   
   
   1. Turn ignition switch OFF.
   2. Disconnect front power window motor LH connector.
   3. Turn ignition switch ON.
   4. Check voltage between front power window motor LH harness connector and ground.

      (+)		(-)	Condition		Voltage (Approx.)
      Front power window motor LH
      Connector	Terminal
      D9	1	Ground	Main power window and door lock/unlock switch	UP	Battery voltage
      				DOWN	0
      	2			UP	0
      				DOWN	Battery voltage

   Is the inspection result normal?

   YES 

   Replace front power window motor LH. Refer to REMOVAL AND INSTALLATION .

   NO 

   GO TO STEP 2  .

2. CHECK POWER WINDOW MOTOR CIRCUIT
   
   
   1. Turn ignition switch OFF.
   2. Disconnect main power window and door lock/unlock switch connector.
   3. Check continuity between main power window and door lock/unlock switch harness connector and front power window motor LH harness connector.

      Main power window and door lock/unlock switch		Front power window motor LH		Continuity
      Connector	Terminal	Connector	Terminal
      D8	17	D9	1	Yes
      	19		2

   4. Check continuity between main power window and door lock/unlock switch harness connector and ground.

      Main power window and door lock/unlock switch		Ground	Continuity
      Connector	Terminal
      D8	17		No
      	19

   Is the inspection result normal?

   YES 

   Replace main power window and door lock/unlock switch. Refer to REMOVAL AND INSTALLATION .

   NO 

   Repair or replace harness.