LEMON Manuals: Even more car manuals for everyone
Home >> Nissan-Datsun >> 2021 >> Sentra S >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Exterior Lighting System - Led Headlamp (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> Front Fog Lamp Circuit >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK FRONT FOG LAMP 

    Check the front fog lamp.

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

    Replace the corresponding front fog lamp. Refer to Removal and Installation .

  2. CHECK FRONT FOG LAMP OUTPUT VOLTAGE 

    SYMBOL CONSULT

    1. Ignition switch ON.
    2. Select "FRONT FOG LAMP" in "Active Test" mode of "IPDM E/R".
    3. With operating the test items, check voltage between IPDM E/R harness connector and ground.

      +

      -

      Test item

      Voltage

      (Approx.)

      IPDM E/R

      Connector

      Terminal

      RH

      E44

      57

      Ground

      FRONT FOG LAMP

      On

      Battery voltage

      Off

      0 V

      LH

      E48

      51

      On

      Battery voltage

      Off

      0 V

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Replace IPDM E/R. Refer to Removal and Installation .

  3. CHECK FRONT FOG LAMP POWER SUPPLY CIRCUIT 
    1. Ignition switch OFF.
    2. Disconnect IPDM E/R connector and front fog lamp connector.
    3. Check continuity between IPDM E/R harness connector and front fog lamp harness connector.

      IPDM E/R

      Front fog lamp

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      RH

      E44

      57

      E82

      1

      Yes

      LH

      E48

      51

      E303

    Is the inspection result normal?

    YES

    GO TO 4.

    NO

    Repair or replace harness.

  4. CHECK FRONT FOG LAMP GROUND CIRCUIT 

    Check continuity between front fog lamp harness connector and ground.

    Front fog lamp

    --

    Continuity

    Connector

    Terminal

    RH

    E82

    2

    Ground

    Yes

    LH

    E303

    Is the inspection result normal?

    YES

    Check intermittent incident. Refer to Intermittent Incident .

    NO

    Repair or replace harness.