Diagnosis Procedure

Regarding Wiring Diagram information, refer to [PARKING, LICENSE PLATE AND TAIL LAMPS SYSTEM: WIRING DIAGRAM ].

Step	Action	YES	NO
1	CHECK PARKING LAMP FUSES  Turn the ignition switch OFF. Check that the following fuses are not open. Is the fuse open?	Replace the fuse after repairing the affected circuit.	GO TO 2
2	CHECK TAIL LAMP RELAY OUTPUT (VOLTAGE)  Turn the ignition switch OFF. Disconnect the front combination lamp connectors, front side marker lamp connectors, rear combination lamp connectors and license plate lamp connectors. Turn the ignition switch ON. Turn the parking lamps ON. With the parking lamps ON, check voltage between the front combination lamp connectors and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 6. With the parking lamps ON, check voltage between the front side marker lamp connectors and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 7. With the parking lamps ON, check voltage between the rear combination lamp connectors and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 8. With the parking lamps ON, check voltage between the license plate lamp connector and ground Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Are voltage readings as specified?	GO TO 4	GO TO 3
3	CHECK PARKING, LICENSE PLATE AND TAIL LAMP CIRCUIT (OPEN)  Turn the ignition switch OFF. Disconnect IPDM E/R connector E121, E123 and E124. Check continuity between the IPDM E/R harness connector and the front combination lamp harness connector. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 4. Check continuity between the IPDM E/R harness connector (A) (B) and the front side marker lamp harness connector (C). Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 5. Check continuity between the IPDM E/R harness connector (A) and the rear combination lamp harness connector (B). Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 6. Check continuity between the IPDM E/R harness connector (A) and license plate lamp connector (B). Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Are continuity results as specified?	Replace IPDM E/R. Refer to [IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM): REMOVAL AND INSTALLATION ].	Repair the harnesses or connectors.
4	CHECK PARKING, LICENSE AND TAIL LAMP GROUND CIRCUITS  Check continuity between the front combination lamp harness connectors and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 2. Check continuity between the front side marker lamp harness connectors and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 3. Check continuity between the rear combination lamp harness connectors and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. 4. Check continuity between the license plate lamp harness connector and ground. Courtesy of SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP.SUZUKI OF AMERICA CORP. Are continuity results as specified?	Inspect the parking lamp bulb.	Repair the harness.