Diagnosis Procedure

Regarding Wiring Diagram information, refer to [POWER WINDOW SYSTEM: WIRING DIAGRAM [KING CAB] ], [POWER WINDOW SYSTEM: WIRING DIAGRAM [CREW CAB] ].

Step	Action	YES	NO
1	CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL  Disconnect front power window motor LH. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 2. Turn ignition switch ON. 3. Check voltage between front power window motor LH connector and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Is the measurement value within the specification?	GO TO 2	Replace main power window and door lock/unlock switch. Refer to [POWER WINDOW MAIN SWITCH: REMOVAL AND INSTALLATION ].
2	CHECK HARNESS CONTINUITY  Turn ignition switch OFF. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 2. Disconnect main power window and door lock/unlock switch. 3. Check continuity between main power window and door lock/unlock switch connector D7 and front power window motor LH connector D9. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 4. Check continuity between main power window and door lock/unlock switch connector D7 and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Is the inspection result normal?	Replace main power window and door lock/unlock switch. Refer to [Power Window Main Switch: Removal and Installation ].	Repair or replace harness.
3	CHECK POWER WINDOW MOTOR  Check front power window motor LH. Refer to [Component Inspection ]. Is the inspection result normal?	Check intermittent incident. Refer to [SERVICE INFORMATION FOR ELECTRICAL INCIDENT: INTERMITTENT INCIDENT ]	Replace power window motor LH. Refer to [FRONT DOOR GLASS REGULATOR: ON-VEHICLE REPAIR ].