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Home >> Suzuki >> 2011 >> Grand Vitara Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 118 (Lighting Systems) >> Diagnostic Information and Procedures >> Front Fog Lamp Circuit Check >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Suzuki Equator. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to FRONT FOG LAMP SYSTEM: WIRING DIAGRAM .

DIAGNOSIS PROCEDURE CHART

Step Action YES NO
CHECK FRONT FOG LAMP FUSE 
  1. Turn the ignition switch OFF.
  2. Check that the following fuses are not open.

Is the fuse open? 
Repair the harness and replace the fuse. GO TO 2
CHECK FRONT FOG LAMP OUTPUT VOLTAGE 
  1. Turn the ignition switch OFF.
G06443457Courtesy of SUZUKI OF AMERICA CORP.

  1. 2. Disconnect the front fog lamp connector.
  2. 3. Turn the ignition switch ON.
  3. 4. Turn the front fog lamps ON.
  4. 5. Check the voltage between the fog lamp connector and ground.

Is battery voltage present? 
GO TO 4 GO TO 3
CHECK FRONT FOG LAMP OPEN CIRCUIT 
  1. Turn the ignition switch OFF.
G06443458Courtesy of SUZUKI OF AMERICA CORP.

  1. 2. Disconnect IPDM E/R connector.
  2. 3. Check continuity between the IPDM E/R harness connector and the front fog lamp harness connector.

Does continuity exist? 
Replace IPDM E/R. Refer to [IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM): REMOVAL AND INSTALLATION ]. Repair the harnesses or connectors.
CHECK FRONT FOG LAMP GROUND CIRCUIT 
  1. Disconnect the front fog lamp connector.
G06443459Courtesy of SUZUKI OF AMERICA CORP.

  1. 2. Check continuity between the front fog lamp harness connector terminal and ground.

Does continuity exist? 
Inspect the fog lamp bulb. Repair the harness.