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Nissan Sentra B18 (2020-2025) Service Manual: Dtc Diagnosis Procedure

Nissan Sentra B18 (2020-2025) Service Manual / Body Exterior, Doors, Roof & Vehicle Security / Door & Lock :: Dtc/circuit Diagnosis / B2f06-15 Back Door/trunk Opener Switch / Dtc Diagnosis Procedure

DTC Diagnosis Procedure

  1. CHECK TRUNK LID OPENER INPUT SIGNAL

      1. Ignition switch OFF.

      2. Disconnect trunk lid opener switch connector.

      3. Check voltage between trunk lid opener switch harness connector and ground.

        (+)

        (–)

        Voltage

        (Approx.)

        Trunk lid opener switch

        Connector

        Terminal

        M15

        2

        Ground

        Battery voltage

    Is the inspection result normal?

    YES >>

    GO TO 3.

    NO >>

    GO TO 2.

  2. CHECK TRUNK LID OPENER SWITCH CIRCUIT

      1. Disconnect BCM connector.

      2. Check continuity between BCM harness connector and trunk lid opener switch harness connector.

        BCM

        Trunk lid opener switch

        Continuity

        Connector

        Terminal

        Connector

        Terminal

        M84

        12

        M15

        2

        Yes

      3. Check continuity between BCM harness connector and ground.

        BCM

        —

        Continuity

        Connector

        Terminal

        M84

        12

        Ground

        No

    Is the inspection result normal?

    YES >>

    Replace BCM. Refer to Removal and Installation.

    NO >>

    Repair or replace harness.

  3. CHECK TRUNK LID OPENER SWITCH GROUND CIRCUIT

    1. Check continuity between trunk lid opener switch harness connector and ground.

      Trunk lid opener switch

      —

      Continuity

      Connector

      Terminal

      M15

      3

      Ground

      Yes

    Is the inspection result normal?

    YES >>

    GO TO 4.

    NO >>

    Repair or replace harness.

  4. CHECK TRUNK LID OPENER SWITCH

    1. Refer to Component Inspection.

    Is the inspection result normal?

    YES>>

    Replace BCM. Refer to Removal and Installation.

    NO>>

    Replace trunk lid opener switch. Refer to Removal and Installation.

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