1.CHECK POWER WINDOW SUB-SWITCH INPUT SIGNAL

1. Turn ignition switch ON.
2. Check voltage between power window sub-switch harness connector and ground.

   (+) | (−) | Voltage (V) (Approx.)
   Power window sub-switch
   Connector | Terminal
   D38 | 11 | Ground | Battery voltage

Is the inspection result normal?
YES>>GO TO 3.
NO>>GO TO 2.
2.CHECK POWER WINDOW SUB-SWITCH POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.
2. Disconnect power window sub-switch connector and passenger side power window motor connector.
3. Check continuity between power window sub-switch harness connector and passenger side power window motor harness connector.

   Power window sub-switch | Passenger side power window motor | Continuity
   Connector | Terminal | Connector | Terminal
   D38 | 11 | D40 | 2 | Existed

4. Check continuity between power window sub-switch harness connector and ground.

   Power window sub-switch | Ground | Continuity
   Connector | Terminal
   D38 | 11 | Not existed

Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness.
3.CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.
2. Disconnect power window sub-switch connector.
3. Check continuity between power window sub-switch harness connector and ground.

   Power window sub-switch | Ground | Continuity
   Connector | Terminal
   D38 | 8 | Existed

Is the inspection result normal?
YES>>Replace power window sub-switch. Refer to Removal and Installation.
NO>>Repair or replace harness.
4.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
>>INSPECTION END