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Nissan Sentra B18 (2020-2025) Service Manual: Turn Signal Lamp

Component Inspection

Component Inspection

  1. CHECK TURN SIGNAL LAMP

      1. Ignition switch OFF.

      2. Disconnect front combination lamp connector, rear combination lamp (body side) connector and door mirror connector.

      3. Check continuity between each lamp terminals.

        Front turn signal lamp

        Front combination lamp

        Continuity

        Terminals

        4

        2

        Yes
        Rear turn signal lamp

        Rear combination lamp (body side)

        Continuity

        Terminals

        1

        4

        Yes
        Side turn signal lamp (with Intelligent Around View® Monitor system)

        Rear combination lamp (body side)

        Continuity

        Terminals

        11

        12

        Yes
        Side turn signal lamp (without Intelligent Around View® Monitor system)

        Rear combination lamp (body side)

        Continuity

        Terminals

        1

        5

        Yes

    Is the inspection result normal?

    YES >>

    GO TO 2.

    NO >>

    Front turn signal lamp: Replace corresponding front combination lamp bulb. Refer to Bulb Replacement.

    NO >>

    Rear turn signal lamp: Replace corresponding rear combination lamp (body side) bulb. Refer to Bulb Replacement.

    NO >>

    Side turn signal lamp: Replace corresponding door mirror turn signal lamp. Refer to Removal and Installation.

  2. CHECK TURN SIGNAL LAMP BULB SOCKET AND HARNESS

      1. Remove turn signal lamp bulb.

      2. Check continuity between each lamp terminals.

        Front turn signal lamp

        Front combination lamp

        Continuity

        Terminals

        4

        2

        No
        Rear turn signal lamp

        Rear combination lamp (body side)

        Continuity

        Terminals

        1

        4

        No

    Is the inspection result normal?

    YES >>

    Inspection End.

    NO >>

    Repair or replace the turn signal lamp bulb socket or harness.

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