Nissan Maxima Service and Repair Manual: B263D, B263E, B263F intake door motor

Description

COMPONENT DESCRIPTION

Intake Door Motor

  • The intake door motor (1) is attached to the blower unit.
  • It rotates so that air is drawn from inlets set by the A/C auto amp.

    Motor rotation is conveyed to a lever which activates the intake door.

Nissan Maxima. COMPONENT DESCRIPTION

DTC Logic

DTC DETECTION LOGIC

NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010.

Nissan Maxima. DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT

  1. Using CONSULT, perform "SELF-DIAGNOSIS RESULTS" of HVAC.
  2. Check if any DTC No. is displayed in the self-diagnosis results.

NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010.

2.FUNCTION INSPECTION

  1. Press the REC ( ) switch, indicator is turned ON.
  2. Listen for intake door position change. (Slight change of blower sound can be heard.)
  3. Press the FRE ( ) switch, indicator is turned ON.
  4. Listen for intake door position change. (Slight change of blower sound can be heard.)

Diagnosis Procedure

1.CHECK INTAKE DOOR MOTOR POWER SUPPLY

  1. Turn ignition switch ON.
  2. Check voltage between intake door motor harness connector M126 terminal 1 and ground.

Nissan Maxima. CHECK INTAKE DOOR MOTOR POWER SUPPLY

1 - Ground: Battery Voltage

2.CHECK SIGNAL FOR INTAKE DOOR MOTOR

Nissan Maxima. CHECK SIGNAL FOR INTAKE DOOR MOTOR

Confirm A/C LAN signal between intake door motor harness connector M126 terminal 3 and ground using an oscilloscope.

Nissan Maxima. CHECK SIGNAL FOR INTAKE DOOR MOTOR

3.CHECK INTAKE DOOR MOTOR GROUND CIRCUIT

  1. Turn ignition switch OFF.
  2. Disconnect intake door motor connector.
  3. Check continuity between intake door motor harness connector M126 terminal 2 and ground.

Nissan Maxima. CHECK INTAKE DOOR MOTOR GROUND CIRCUIT

2 - Ground: Continuity should exist.

    B2636, B2637, B2638, B2639, B2654, B2655 mode door motor
    Description COMPONENT DESCRIPTION Mode Door Motor The mode door motor (1) is attached to the heater & cooling unit assembly. It rotates so that air is discharged from the outlet set by t ...

    Blower motor
    Description COMPONENT DESCRIPTION Brush-less Motor The blower motor utilizes a brush-less motor with a rotating magnet. Quietness is improved over previous motors where the brush was the point ...

    Other materials:

    Combination switch reading system
    System Diagram System Description OUTLINE BCM reads the status of the combination switch (light, turn signal, wiper and washer) and recognizes the status of each switch. BCM has a combination of 5 output terminals (OUTPUT 1 - 5) and 5 input terminals (INPUT 1 - 5) and reads a maximum ...

    Basic inspection
    DIAGNOSIS AND REPAIR WORKFLOW Work Flow (With EXP-800 NI or GR8-1200 NI) CHARGING SYSTEM DIAGNOSIS WITH EXP-800 NI OR GR8-1200 NI To test the charging system, use the following special service tools: EXP-800 NI Battery and electrical diagnostic analyzer GR8-1200 NI Multitasking battery and ...

    Instrument panel assembly
    Exploded View Center speaker grille (if equipped) Tweeter speaker grille (LH) Front defroster grille (LH) Instrument panel Instrument side finisher (LH) Lower knee protector (LH) Instrument lower panel (LH) Fuse block cover Steering column lower cover (power tilt) Ste ...

    Nissan Maxima Owners Manual

    Nissan Maxima Service and Repair Manual

    © 2017-2022 Copyright www.nimainfo.com
    0.0057