Diagnosis Procedure

Regarding Wiring Diagram information, refer to SUNROOF MOTOR ASSEMBLY: WIRING DIAGRAM .

DIAGNOSIS PROCEDURE

Step	Action	YES	NO
1	CHECK SUNROOF SWITCH INPUT SIGNAL Turn ignition switch ON. Check voltage between sunroof switch connector and ground. Are the voltage measurements as specified?	Sunroof switch is operating normally.	GO TO 2
2	CHECK SUNROOF SWITCH CIRCUITS Turn ignition switch OFF. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 2. Disconnect sunroof motor assembly connector B83 and sunroof switch connector R4. 3. Check continuity between sunroof motor assembly connector B83 (A) and sunroof switch connector R4 (B) and. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 4. Check continuity between sunroof motor assembly connector B83 (A) and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Are the continuity test results as specified?	GO TO 3	Repair harness or connector.
3	CHECK SUNROOF SWITCH GROUND CIRCUIT Connect sunroof motor assembly. Check continuity between sunroof switch connector R4 and ground. Is the continuity test result as specified?	GO TO 4	Repair or replace harness.
4	CHECK SUNROOF SWITCH Check continuity between sunroof switch terminals. Courtesy of SUZUKI OF AMERICA CORP. Courtesy of SUZUKI OF AMERICA CORP. Are the continuity test results as specified?	Sunroof switch is operating normally.	Replace sunroof switch (map lamp assembly). Refer to [HEADLINING: REMOVAL AND INSTALLATION ]