Diagnosis Procedure

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

1. CHECK REAR POWER WINDOW SWITCH INPUT SIGNAL
   
   
   1. Turn ignition switch OFF.
   2. Disconnect rear power window switch connector.
   3. Turn ignition switch ON.
   4. Check voltage between rear power window switch harness connector and ground.

   (+)			(-)	Condition		Voltage (Approx.)
   Rear power window switch
   Connector		Terminal
   LH	D203	7	Ground	Power window main switch (rear LH)	NEUTRAL	0
   					DOWN	Battery voltage
   		8			NEUTRAL	0
   					UP	Battery voltage
   RH	D303	7		Power window main switch (rear RH)	NEUTRAL	0
   					DOWN	Battery voltage
   		8			NEUTRAL	0
   					UP	Battery voltage

   Is the inspection result normal?

   YES 

   GO TO STEP 3  .

   NO 

   GO TO STEP 2  .

2. CHECK REAR POWER WINDOW SWITCH 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 rear power window switch harness connector.

      Main power window and door lock/unlock switch		Rear power window switch			Continuity
      Connector	Terminal	Connector		Terminal
      D7	1	LH	D203	8	Yes
      	3			7
      	5	RH	D303	7
      	7			8

   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
      D7	1		No
      	3
      	5
      	7

   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.

3. CHECK REAR POWER WINDOW SWITCH
   
   

   Check rear power window switch.

   Refer to COMPONENT INSPECTION .

   Is the inspection result normal?

   YES 

   Check intermittent incident. Refer to INTERMITTENT INCIDENT .

   NO 

   Replace rear power window switch. Refer to REMOVAL AND INSTALLATION .