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Home >> Nissan-Datsun >> 2021 >> Sentra SR >> Repair and Diagnosis >> Accessories & Equipment >> Headlights >> Exterior Lighting System - Led Headlamp (DTC/Circuit Diagnosis) >> DTC/Circuit Diagnosis >> Daytime Running Light Circuit >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK DAYTIME RUNNING LIGHT OUTPUT VOLTAGE 

    SYMBOL CONSULT

    1. Ignition switch ON.
    2. Turn lighting switch 1ST.
    3. Select "DAYTIME RUNNING LIGHT" in "Active Test" mode of "IPDM E/R".
    4. 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

      58

      Ground

      DAYTIME RUNNING LIGHT

      On

      Battery voltage

      Off

      0 V

      LH

      E48

      49

      On

      Battery voltage

      Off

      0 V

    Is the inspection result normal?

    YES

    GO TO 2.

    NO

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

  2. CHECK DAYTIME RUNNING LIGHT POWER SUPPLY CIRCUIT 
    1. Ignition switch OFF.
    2. Turn lighting switch OFF.
    3. Disconnect IPDM E/R connector and front combination lamp connector.
    4. Check continuity between IPDM E/R harness connector and front combination lamp harness connector.

      IPDM E/R

      Front combination lamp

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      RH

      E44

      58

      E38

      5

      Yes

      LH

      E48

      49

      E37

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Repair or replace harness.

  3. CHECK DAYTIME RUNNING LIGHT GROUND CIRCUIT 

    Check continuity between front combination lamp harness connector and ground.

    Front combination lamp

    --

    Continuity

    Connector

    Terminal

    RH

    E38

    1

    Ground

    Yes

    LH

    E37

    Is the inspection result normal?

    YES

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

    NO

    Repair or replace harness.