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EXL-38 < COMPONENT DIAGNOSIS > HEADLAMP (LO) CIRCUIT HEADLAMP (LO) CIRCUIT Description INFOID:0000000003939617 The IPDM E/R (intelligent power distribution module engine room) controls the headlamp low relay based on Component Function Check INFOID:0000000003939618 1. CHECK HEADLAMP (LO) OPERATION WITHOUT CONSULT-III 1. Start IPDM E/R auto active test. Refer to PCS-12, "Diagnosis Description" 2. Check that the headlamp is turned ON. CONSULT-III 1. Select "EXTERNAL LAMP" of IPDM E/R active test item. 2. With the test items operating, check that the headlamp is turned ON. Is the headlamp turned ON? YES >> Headlamp (LO) is normal. NO >> Refer to . Diagnosis Procedure INFOID:0000000003939619 1. CHECK HEADLAMP (LO) FUSES 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 HEADLAMP (LO) OUTPUT VOLTAGE 1. Turn the ignition switch OFF. 2. Disconnect the front combination lamp connector. 3. Turn the ignition switch ON. 4. Turn the low beam headlamps ON. 5. With the low beam headlamps ON, check the voltage between Is battery voltage present? YES >> GO TO 4 NO >> GO TO 3 LO : Headlamp ON OFF : Headlamp OFF Unit Location Fuse No. Capacity Headlamp LO (LH) IPDM E/R 40 15A Headlamp LO (RH) IPDM E/R 41 15A (+) ( − ) Voltage Connector Terminal LH E11 3 Ground Battery voltage RH E107 3 ALLIA0625GB 2009 Pathfinder |