Diagnosis Procedure

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

DIAGNOSIS PROCEDURE

Step	Action	YES	NO
1	CHECK POWER SUPPLY CIRCUIT Turn ignition switch ON. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 2. Check voltage between rear power window switch connector and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Is the measurement value within the specification?	GO TO 2 (Rear power window switch LH)	GO TO 3 (Rear power window switch RH)
2	CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH LH) 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 and rear power window switch LH. 3. Check continuity between main power window and door lock/unlock switch connector (A) and rear power window switch LH connector (B). 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 (A) and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Is the inspection result normal?	GO TO 5	Repair or replace harness.
3	CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH RH) 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 and rear power window switch RH. 3. Check continuity between main power window and door lock/unlock switch connector (A) and rear power window switch RH connector (B). 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 (A) and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Is the inspection result normal?	GO TO 5	Repair or replace harness.
4	CHECK HARNESS CONTINUITY Disconnect BCM and rear power window switch. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 2. Check continuity between BCM connector (A) and rear power window switch connector (B). Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 3. Check continuity between BCM connector (A) and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Is the inspection result normal?	Replace BCM. Refer to [BCM (BODY CONTROL MODULE): REMOVAL AND INSTALLATION ].	Repair or replace harness.
5	CHECK REAR POWER WINDOW SWITCH Check rear power window switch. Refer to [COMPONENT INSPECTION ]. Is the inspection result normal?	Check intermittent incident. Refer to [SERVICE INFORMATION FOR ELECTRICAL INCIDENT: INTERMITTENT INCIDENT ]	Replace rear power window switch. Refer to [REAR POWER WINDOW SWITCH: REMOVAL AND INSTALLATION - REAR DOOR SWITCH (IF EQUIPPED) ].