Nissan Murano: Heater & Air Conditioning Control System :: Dtc/circuit Diagnosis / B2632 Dr Air Mix Door Mot

Nissan Murano (Z52) 2015-2024 Service Manual / Ventilation, Heater & Air Conditioner / Heater & Air Conditioning Control System :: Dtc/circuit Diagnosis / B2632 Dr Air Mix Door Mot

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
B2632

DR AIR MIX DOOR MOT (SHORT)

(Driver side air mix door motor) 		Diagnosis condition When ignition switch is ON.
Signal (terminal) -
Threshold PBR position 95% or more
Diagnosis delay time -

POSSIBLE CAUSE

  • Air mix door motor LH

  • Air mix door motor LH installation condition

  • A/C auto amp.

  • Harness and connector (Air mix door motor LH circuit is open or shorted)

FAIL-SAFE

—

DTC Confirmation Procedure

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

  1. Ignition switch ON.

  2. Select “Self Diagnostic Result” mode of “HVAC”.

  3. Check DTC.

Is DTC detected?

YES>>

Refer to DTC Diagnosis Procedure.

NO>>

Inspection End.

DTC Diagnosis Procedure

CHECK AIR MIX DOOR MOTOR LH COMMUNICATION SIGNAL

  1. Ignition switch ON.

  2. Check output waveform between air mix door motor LH harness connector and ground with the oscilloscope.

    + − Output waveform
    Air mix door motor LH
    Connector Terminal
    M155 3 Ground

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

GO TO 3.

CHECK INSTALLATION OF AIR MIX DOOR MOTOR LH

Check air mix door motor LH is properly installed. Refer to Exploded View.

Is the inspection result normal?

YES>>

Replace air mix door motor LH. Refer to Removal and Installation - (LH).

NO>>

Repair or replace malfunctioning part.

CHECK AIR MIX DOOR MOTOR LH COMMUNICATION SIGNAL CIRCUIT

  1. Ignition switch OFF.

  2. Disconnect air mix door motor LH connector and A/C auto amp. connector.

  3. Check continuity between air mix door motor LH harness connector and A/C auto amp. harness connector.

    Air mix door motor LH A/C auto amp. Continuity
    Connector Terminal Connector Terminal
    M155 3 M50 16 Yes

Is the inspection result normal?

YES>>

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

NO>>

Repair harness or connector.

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    Categories

    Seatback pockets

    Nissan Murano. Seatback pockets

    Theremaybe one or two seatback pockets located on the back of the driver and passenger seats. The pockets can be used to store maps.

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