Diagnosis Procedure

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

1. CHECK FRONT POWER WINDOW MOTOR LH INPUT SIGNAL
   
   
   1. Turn power switch OFF.
   2. Disconnect front power window motor LH connector.
   3. Turn power 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
   D37	3	Ground	Main power window and door lock/unlock switch	NEUTRAL	0
   				UP	Battery voltage
   	2			NEUTRAL	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 FRONT POWER WINDOW MOTOR LH CIRCUIT
   
   
   1. Turn power 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
      D36	19	D37	2	Yes
      	17		3

   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
      D36	19		No
      	17

   Is the inspection result normal?

   YES 

   Inspection End.

   NO 

   Repair or replace harness.