Nissan Murano: Dtc/circuit Diagnosis / Daytime Running Light Relay Circuit

Nissan Murano (Z52) 2015-2024 Service Manual / Driver Controls / Exterior Lighting System :: Led Headlamp / Dtc/circuit Diagnosis / Daytime Running Light Relay Circuit

Component Function Check

CHECK DAYTIME RUNNING LIGHT OPERATION

CONSULT

  1. Select “EXTERNAL LAMPS” in “Active Test” mode of “IPDM E/R”.

  2. While operating the test items, check daytime running light operation.

    TAIL : Daytime running light ON
    Off : Daytime running light Off

Is the inspection result normal?

YES>>

Daytime running light relay circuit is normal.

NO>>

Refer to Diagnosis Procedure.

Diagnosis Procedure

CHECK DAYTIME RUNNING LIGHT RELAY FUSE

  1. Ignition switch OFF.

  2. Check that the following fuse is not blown:

    Component Fuse No. Capacity
    Daytime running light relay 50 10 A

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Replace the blown fuse after repairing the affected circuit.

CHECK DAYTIME RUNNING LIGHT RELAY POWER SUPPLY

  1. Disconnect daytime running light relay connector.

  2. Check voltage between daytime running light relay harness connector and ground.

    (+) (−)

    Voltage

    (Approx.)
    Daytime running light relay
    Connector Terminal
    E4 2 Ground Battery voltage
    7
    5

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair or replace harness.

CHECK DAYTIME RUNNING LIGHT RELAY

Check daytime running light relay. Refer to Component Inspection.

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Replace daytime running light relay.

CHECK DAYTIME RUNNING LIGHT RELAY CONTROL SIGNAL OUTPUT

CONSULT

  1. Connect daytime running light relay connector.

  2. Ignition switch ON.

  3. Select “EXTERNAL LAMPS” in “Active Test” mode of “IPDM E/R”.

  4. While operating the test item, check voltage between IPDM E/R harness connector and ground.

    (+) (−) Test item

    Voltage

    (Approx.)
    IPDM E/R
    Connector Terminal
    E218 85 Ground EXTERNAL LAMPS On 0 V
    Off Battery voltage

Is the inspection result normal?

YES>>

Daytime running light relay circuit is OK.

NO>>

(Fixed at 0 V) GO TO 5.

NO>>

(Fixed at battery voltage) Replace IPDM E/R. Refer to Removal and Installation.

CHECK DAYTIME RUNNING LIGHT RELAY CONTROL SIGNAL (OPEN) CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect daytime running light relay connector.

  3. Disconnect IPDM E/R connector.

  4. Check continuity between IPDM E/R harness connector and daytime running light relay harness connector.

    IPDM E/R Daytime running light relay Continuity
    Connector Terminal Connector Terminal
    E218 85 E4 1 Yes

Is the inspection result normal?

YES>>

GO TO 6.

NO>>

Repair or replace harness.

CHECK DAYTIME RUNNING LIGHT RELAY CONTROL SIGNAL (SHORT) CIRCUIT

Check continuity between IPDM E/R harness connector and ground.

IPDM E/R — Continuity
Connector Terminal
E218 85 Ground No

Is the inspection result normal?

YES>>

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

NO>>

Repair or replace harness.

Component Inspection

CHECK DAYTIME RUNNING LIGHT RELAY

  1. Ignition switch OFF.

  2. Disconnect daytime running light relay connector.

  3. Apply battery voltage to daytime running light relay between terminals 1 and 2.

  4. Check continuity between daytime running light relay terminals.

    Daytime running light relay Condition Continuity
    Terminals
    7 6 Voltage Apply Yes
    Not Apply No
    5 3 Apply Yes
    Not Apply No

Is the inspection result normal?

YES>>

Daytime running light relay is normal.

NO>>

Replace daytime running light relay.

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