Nissan Rogue (T33) 2021-Present Service Manual: Door Motor

Nissan Rogue (T33) 2021-Present Service Manual / Ventilation, Heater & Air Conditioner :: Heater & Air Conditioning Control System / Automatic Air Conditioning :: Dtc/circuit Diagnosis / Door Motor

Diagnosis Procedure

NOTE:

If all of door motor DTCs are detected, check this circuit.

CHECK DOOR MOTOR POWER SUPPLY

  1. Ignition switch ON.

  2. Check voltage between intake door motor harness connector and A/C amp. harness connector.

(+) (−) Voltage
Intake door motor A/C amp.
Connector Terminal Connector Terminal
M147 1 M55 58 Battery voltage

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

GO TO 6.

CHECK DOOR MOTOR GROUND CIRCUIT FOR OPEN

  1. Ignition switch OFF.

  2. Disconnect intake door motor connector and A/C amp. connector.

  3. Check continuity between intake door motor harness connector and A/C amp. harness connector.

    Intake door motor A/C amp. Continuity
    Connector Terminal Connector Terminal
    M147 2 M54 27 Yes

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Repair harness or connector.

CHECK DOOR MOTOR LIN SIGNAL

  1. Connect intake door motor connector and A/C amp. connector.

  2. Ignition switch ON.

  3. Confirm output waveform between intake door motor harness connector and A/C amp. harness connector with oscilloscope.

    (+) (−) Output waveform
    Intake door motor A/C amp.
    Connector Terminal Connector Terminal
    M147 3 M55 58

Is the inspection result normal?

YES>>

Inspection End.

NO>>

GO TO 4.

CHECK DOOR MOTOR LIN SIGNAL CIRCUIT FOR OPEN

  1. Ignition switch OFF.

  2. Disconnect A/C amp. and intake door motor connector.

  3. Check continuity between intake door motor harness connector and A/C amp. harness connector.

    Intake door motor A/C amp. Continuity
    Connector Terminal Connector Terminal
    M147 1 M54 1 Yes

Is the inspection result normal?

YES>>

GO TO 5.

NO>>

Repair harness or connector.

CHECK DOOR MOTOR LIN SIGNAL CIRCUIT FOR SHORT

  1. Ignition switch OFF.

  2. Disconnect following connectors.

    • Air mix door motor LH

    • Air mix door motor RH

    • Air mix door motor (rear)

    • Mode door motor

  3. Check continuity between A/C amp. harness connector and ground.

    A/C amp. (—) Continuity
    Connector Terminal
    M54 2 Ground No

Is the inspection result normal?

YES>>

Replace A/C amp. Refer to Removal and Installation.

NO>>

Repair harness or connector.

CHECK DOOR MOTOR POWER SUPPLY CIRCUIT FOR OPEN

  1. Ignition switch OFF.

  2. Disconnect intake door motor and A/C amp. connector.

  3. Check continuity between intake door motor harness connector and A/C amp. harness connector.

    Intake door motor A/C amp. Continuity
    Connector Terminal Connector Terminal
    M147 1 M54 1 Yes

Is the inspection result normal?

YES>>

GO TO 7.

NO>>

Repair harness or connector.

CHECK DOOR MOTOR POWER SUPPLY CIRCUIT FOR SHORT

  1. Disconnect following connectors.

    • Air mix door motor LH

    • Air mix door motor RH

    • Air mix door motor (rear)

    • Mode door motor

  2. Check continuity between A/C amp. harness connector and ground.

    A/C amp. (—) Continuity
    Connector Terminal
    M54 1 Ground No

Is the inspection result normal?

YES>>

Replace A/C amp. Refer to Removal and Installation.

NO>>

Repair harness or connector.

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