NIARMADA Nissan Armada manuals & owner information
Nissan Armada owner resource

Manuals, service information and practical owner guidance.

Fast access to Nissan Armada manuals, operating instructions, maintenance references and technical information.

Browse manuals →
Nissan Armada manual library

Nissan Armada 2025-2026 Service and Repair Manual: Additional Service When Replacing Transfer Control Unit

Nissan Armada 2025-2026 Service and Repair Manual / Transmission & Driveline / Driveline. Transfer: Atx93b / Additional Service When Replacing Transfer Control Unit

Description

When replacing transfer control unit, the following work is required. For the work procedure, refer to Work Procedure.

WORK AFTER REPLACEMENT

  • Unit parameter writing

  • Initial calibration

Work Procedure

WRITING THE REQUIRED INFORMATION FOR CONTROL UNIT REPLACEMENT

With CONSULT

  1. Ignition switch ON.

  2. Select "AWD/4WD".

  3. Select "Replace ECU".

  4. Perform the work according to the procedure displayed in CONSULT.

    CAUTION:

    The following conditions must be maintained during ECU modernization procedure.

    • Ignition switch ON.

    • All electric loads are OFF

    • Brake pedal is not depressed.

    • Battery voltage: 12-13.5 V (Be sure to check the value of battery voltage by CONSULT.)

    NOTE:

    Writing of control unit information is performed automatically.

>>

GO TO 2.

WRITING UNIT PARAMETER

Perform writing of the unit parameter to transfer control unit. Refer to Work Procedure.

>>

GO TO 3.

INITIAL CALIBRATION

  1. Continue the following condition.

    Transmission position : P

    4WD mode : AUTO

  2. Depress the brake pedal.

  3. Start the engine and wait for approximately 10 seconds under the brake pedal depressed.

>>

GO TO 4.

PERFORM SELF-DIAGNOSIS

With CONSULT

  1. Erase self-diagnostic results for “AWD/4WD”.

  2. Ignition switch ON to OFF.

    CAUTION:

    Wait for 60 seconds after ignition switch OFF.

  3. Depress the brake pedal.

  4. Start the engine.

    CAUTION:

    Never drive the vehicle.

  5. Perform self-diagnosis for “AWD/4WD”.

Is any DTCs detected?

YES>>

Check DTC detected item. Refer to DTC Index.

NO>>

WORK END

    Other materials

    Meters and gauges
    Basic information Example The instrument cluster in the Nissan Armada is designed to provide clear, real-time information about vehicle performance and status. It combines modern digital displays with traditional gauges to ensure the driver can monitor all critical systems efficiently. ...

    Front Oil Seal
    Exploded View Drive pinion lock nut Companion flange Front oil seal Front final drive assembly         : N·m (kg-m, ft-lb) : Always replace after every disassembly. Removal and Installation WARNING: Jacking up or lift up the vehicle may the vehicle height to ...

    Passenger Side
    Description Passenger door does not lock/unlock using door lock and unlock switch. Diagnosis Procedure CHECK DOOR LOCK ACTUATOR Check door lock actuator (passenger side). Refer to Diagnosis Procedure. Is the inspection result normal? YES>> GO TO 2. NO>> Repair or replace the malfunctio ...