Nissan Murano: Heater & Air Conditioning Control System :: Dtc/circuit Diagnosis / Door Motor

Nissan Murano (Z52) 2015-2024 Service Manual / Ventilation, Heater & Air Conditioner / Heater & Air Conditioning Control System :: Dtc/circuit Diagnosis / Door Motor

Diagnosis Procedure

CHECK EACH DOOR MOTOR POWER SUPPLY

  1. Ignition switch ON.

  2. Check voltage between intake door motor harness connector and ground.

    + −

    Voltage

    (Approx.)
    Intake door motor
    Connector Terminal
    M153 1 Ground Battery voltage

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

GO TO 3.

CHECK EACH DOOR MOTOR GROUND CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect intake door motor connector.

  3. Check continuity between intake door motor harness connector and ground.

    Intake door motor — Continuity
    Connector Terminal
    M153 2 Ground Yes

Is the inspection result normal?

YES>>

Inspection End.

NO>>

Repair harness or connector.

CHECK EACH DOOR MOTOR POWER SUPPLY CIRCUIT FOR OPEN

  1. Disconnect A/C auto amp. connector.

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

    Intake door motor A/C auto amp. Continuity
    Connector Terminal Connector Terminal
    M153 1 M50 17 Yes

Is the inspection result normal?

YES>>

GO TO 4.

NO>>

Repair harness or connector.

CHECK EACH DOOR MOTOR POWER SUPPLY CIRCUIT FOR SHORT

  1. Disconnect following connectors:

    • Air mix door motor LH

    • Air mix door motor RH

    • Mode door motor

  2. Check continuity between intake door motor harness connector and ground.

Intake door motor — Continuity
Connector Terminal
M153 1 Ground No

Is the inspection result normal?

YES>>

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

NO>>

Repair harness or connector.

    Intake Door Motor

    Diagnosis Procedure CHECK INTAKE MODE DOOR MOTOR POWER SUPPLY Ignition switch ON. Check voltage between intake mode door motor harness connector and ground...

    Door Motor Communication Circuit

    Diagnosis Procedure NOTE: If all of door motor DTCs are detected, check this circuit. CHECK EACH DOOR MOTOR COMMUNICATION SIGNAL Ignition switch ON. Check output waveform between A/C auto amp...

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    Categories

    Fuel gauge

    Nissan Murano. Fuel gauge

    The gauge indicates the approximate fuel level in the tank.

    The gauge may move slightly during braking, turning, acceleration, or going up or down hills.

    The gauge needle returns to 0 (Empty) after the ignition switch is placed in the OFF position.

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