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Nissan Sentra B18 (2020-2025) Service Manual: Power Window Motor

Front Lh

Diagnosis Procedure

Diagnosis Procedure

  1. CHECK FRONT POWER WINDOW MOTOR LH INPUT SIGNAL

      1. Ignition switch OFF.

      2. Disconnect front power window motor LH connector.

      3. Ignition switch ON.

      4. Check voltage between front power window motor LH harness connector and ground.

      (+)

      (-)

      Condition

      Voltage

      (Approx.)

      Front power window motor LH

      Connector

      Terminal

      D8

      2

      Ground

      Main power window and door lock/unlock switch

      NEUTRAL

      0 V

      UP

      Battery voltage

      1

      NEUTRAL

      0 V

      DOWN

      Battery voltage

    Is the inspection result normal?

    YES>>

    Replace front power window motor LH. Refer to Removal and Installation.

    NO>>

    GO TO 2.

  2. CHECK FRONT POWER WINDOW MOTOR LH CIRCUIT

      1. Ignition switch OFF.

      2. Disconnect main power window and door lock/unlock switch connector.

      3. Check continuity between main power window and door lock/unlock switch harness connector and front power window motor LH harness connector.

        Main power window and door lock/unlock switch

        Front power window motor LH

        Continuity

        Connector

        Terminal

        Connector

        Terminal

        D5

        3

        D8

        1

        Yes

        10

        2

      4. Check continuity between main power window and door lock/unlock switch harness connector and ground.

        Main power window and door lock/unlock switch

        —

        Continuity

        Connector

        Terminal

        D5

        3

        Ground

        No

        10

    Is the inspection result normal?

    YES>>

    Check intermittent incident. Refer to Intermittent Incident.

    NO>>

    Repair or replace harness.

Front Rh

Diagnosis Procedure

Diagnosis Procedure

  1. CHECK FRONT POWER WINDOW MOTOR RH INPUT SIGNAL

      1. Ignition switch OFF.

      2. Disconnect front power window motor RH connector.

      3. Ignition switch ON.

      4. Check voltage between front power window motor RH harness connector and ground.

      (+)

      (-)

      Condition

      Voltage

      (Approx.)

      Front power window motor RH

      Connector

      Terminal

      D105

      2

      Ground

      Power window and door lock/unlock switch RH

      NEUTRAL

      0 V

      UP

      Battery voltage

      1

      NEUTRAL

      0 V

      DOWN

      Battery voltage

    Is the inspection result normal?

    YES>>

    Replace front power window motor RH. Refer to Removal and Installation.

    NO>>

    GO TO 2.

  2. CHECK FRONT POWER WINDOW MOTOR RH CIRCUIT

      1. Ignition switch OFF.

      2. Disconnect power widow and door lock/unlock switch RH connector.

      3. Check continuity between power widow and door lock/unlock switch RH harness connector and front power window motor RH harness connector.

        Power widow and door lock/unlock switch RH

        Front power window motor RH

        Continuity

        Connector

        Terminal

        Connector

        Terminal

        D104

        6

        D105

        1

        Yes

        7

        2

      4. Check continuity between power widow and door lock/unlock switch RH harness connector and ground.

        Power widow and door lock/unlock switch RH

        —

        Continuity

        Connector

        Terminal

        D104

        6

        Ground

        No

        7

    Is the inspection result normal?

    YES >>

    Check intermittent incident. Refer to Intermittent Incident.

    NO >>

    Repair or replace harness.

Rear Lh

Diagnosis Procedure

Diagnosis Procedure

  1. CHECK REAR POWER WINDOW MOTOR LH INPUT SIGNAL

      1. Ignition switch OFF.

      2. Disconnect rear power window motor LH connector.

      3. Ignition switch ON.

      4. Check voltage between rear power window motor LH harness connector and ground.

        (+)

        (-)

        Condition

        Voltage

        (Approx.)

        Rear power window motor LH

        Connector

        Terminal

        D204

        2

        Ground

        Rear power window switch LH

        NEUTRAL

        0 V

        UP

        Battery voltage

        1

        NEUTRAL

        0 V

        DOWN

        Battery voltage

    Is the inspection result normal?

    YES>>

    Replace rear power window motor LH. Refer to Removal and Installation.

    NO>>

    GO TO 2.

  2. CHECK REAR POWER WINDOW MOTOR LH CIRCUIT

      1. Ignition switch OFF.

      2. Disconnect rear power window switch LH connector.

      3. Check continuity between rear power window switch LH harness connector and rear power window motor LH harness connector.

        Rear power window switch LH

        Rear power window motor LH

        Continuity

        Connector

        Terminal

        Connector

        Terminal

        D203

        8

        D204

        1

        Yes

        5

        2

      4. Check continuity between rear power window switch LH connector and ground.

        Rear power window switch LH

        —

        Continuity

        Connector

        Terminal

        D203

        8

        Ground

        No

        5

    Is the inspection result normal?

    YES >>

    Check intermittent incident. Refer to Intermittent Incident.

    NO >>

    Repair or replace harness.

Rear Rh

Diagnosis Procedure

Diagnosis Procedure

  1. CHECK REAR POWER WINDOW MOTOR RH INPUT SIGNAL

      1. Ignition switch OFF.

      2. Disconnect rear power window motor RH connector.

      3. Ignition switch ON.

      4. Check voltage between rear power window motor RH harness connector and ground.

        (+)

        (-)

        Condition

        Voltage

        (Approx.)

        Rear power window motor RH

        Connector

        Terminal

        D304

        2

        Ground

        Rear power window switch RH

        NEUTRAL

        0 V

        UP

        Battery voltage

        1

        NEUTRAL

        0 V

        DOWN

        Battery voltage

    Is the inspection result normal?

    YES>>

    Replace rear power window motor RH. Refer to Removal and Installation.

    NO>>

    GO TO 2.

  2. CHECK REAR POWER WINDOW MOTOR RH CIRCUIT

      1. Ignition switch OFF.

      2. Disconnect rear power window switch RH connector.

      3. Check continuity between rear power window switch RH harness connector and rear power window motor RH harness connector.

        Rear power window switch RH

        Rear power window motor RH

        Continuity

        Connector

        Terminal

        Connector

        Terminal

        D303

        8

        D304

        1

        Yes

        5

        2

      4. Check continuity between rear power window switch RH harness connector and ground.

        Rear power window switch RH

        —

        Continuity

        Connector

        Terminal

        D303

        8

        Ground

        No

        5

    Is the inspection result normal?

    YES >>

    Check intermittent incident. Refer to Intermittent Incident.

    NO >>

    Repair or replace harness.

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