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EXL-42 < COMPONENT DIAGNOSIS > FRONT FOG LAMP CIRCUIT FRONT FOG LAMP CIRCUIT Description INFOID:0000000005259746 The IPDM E/R (intelligent power distribution module engine room) controls the front fog lamp relay based on inputs from the BCM via the CAN communication lines. When the front fog lamp relay is energized, power flows from the front fog lamp relay in the IPDM E/R to the front fog lamps. Component Function Check INFOID:0000000005259747 1. CHECK FRONT FOG LAMP OPERATION WITHOUT CONSULT-III 1. Activate IPDM E/R auto active test. Refer to PCS-12, "Diagnosis Description" 2. Check that the front fog lamp is turned ON. CONSULT-III 1. Select "EXTERNAL LAMPS" of IPDM E/R active test item. 2. With operating the test items, Check that the front fog lamp is turned ON. Is the front fog lamp turned ON? YES >> Front fog lamp circuit is normal. NO >> Refer to . Diagnosis Procedure INFOID:0000000005259748 Regarding Wiring Diagram information, refer to 1. CHECK FRONT FOG LAMP FUSE 1. Turn the ignition switch OFF. 2. Check that the following fuses are not open. Is the fuse open? YES >> Repair the harness and replace the fuse. NO >> GO TO 2 2. CHECK FRONT FOG LAMP OUTPUT VOLTAGE 1. Turn the ignition switch OFF. 2. Disconnect the front fog lamp connector. 3. Turn the ignition switch ON. 4. Turn the front fog lamps ON. 5. Check the voltage between the fog lamp connector and ground. Is battery voltage present? YES >> GO TO 4 NO >> GO TO 3 Fog : Front fog lamp ON Off : Front fog lamp OFF Unit Location Fuse No. Capacity Front fog lamp IPDM E/R 56 20A (+) ( − ) Voltage Connector Terminal LH E101 1 Ground Battery voltage RH E102 1 ALLIA0627GB 2010 Pathfinder |