Nissan Armada 2025-2026 Service and Repair Manual: 4wd Mode Does Not Change

Diagnosis Procedure

PERFORM ECM SELF-DIAGNOSIS With CONSULT Perform self-diagnosis for “ECM”. Is any DTC detected? YES >> Check DTC detected item. Refer to DTC Index. NO>> GO TO 2. PERFORM SELF-DIAGNOSI ...

Diagnosis Procedure

CHECK DTC OF TRANSFER CONTROL UNIT With CONSULT Ignition switch ON. Perform self-diagnosis for “AWD/4WD”. Is any DTC detected? YES >> Check DTC detected item. Refer to DTC Index. NO>> ...

Other materials:

Service Notice or Precautions for Front Final Drive
Use recommended gear oil only .Refer to Fluids and Lubricants. Check for the correct installation status prior to removal or disassembly. If matching marks are required, be certain they never interfere with the function of the parts when applied. Overhaul should be done in a clean work area, it is p ...

Work Procedure
WARNING: UNIT CHARACTERISTIC VALUE CONFIRMATION Confirm the 5-digit alphanumeric unit characteristic value written in the QR code pasted on the side or top of the transfer assembly. : Side surface : Top surface NOTE: There is space on the top to check with the camera. >> GO TO 2. WRITING ...

Removal and Installation
WARNING: REMOVAL CAUTION: When removing the A/T assembly from engine, first remove the crankshaft position sensor (POS) from the A/T assembly. Be careful not to damage sensor edge. When replacing A/T assembly, Perform "ADDITIONAL SERVICE WHEN REPLACING TRANSMISSION ASSEMBLY". Refer to Description. ...