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Home >> Nissan-Datsun >> 2024 >> Armada SL, 4WD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (2 Of 2) >> Component /Circuit Diagnosis >> SNOW Mode SWITCH >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK DTC WITH COMBINATION METER 

    Refer to Diagnosis Description . Is the inspection result normal?

    YES>>

    GO TO 2.

    NO>>

    Go to Refer to Work Flow .

  2. CHECK SNOW Mode SWITCH POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect 4WD switch assembly harness connector.
    3. Turn ignition switch ON.
    4. Check the voltage between 4WD switch assembly harness connector and ground.
      4WD switch assembly Ground Voltage
      Connector Terminal
      M54 12 Ground Battery voltage

    Is the inspection result normal?

    YES>>

    GO TO 4.

    NO>>

    GO TO 3.

  3. DETECT MALFUNCTIONING PART 

    Check the following.

    • Fuse block harness connector M3
    • 10 A fuse (No. 13)
    • Harness for open or short between 4WD switch assembly and fuse.

    >>

    Repair open circuit, short to ground or short to power in harness or connectors.

  4. CHECK SNOW Mode SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 
    1. Turn ignition switch OFF.
    2. Disconnect combination meter harness connector.
    3. Check the continuity between 4WD switch assembly harness connector and combination meter harness connector.
      4WD switch assembly Combination meter Continuity
      Connector Terminal Connector Terminal
      M54 22 M194 7 Existed
    4. Also check harness for short to ground and short to power.

    Is the inspection result normal?

    YES>>

    GO TO 5.

    NO>>

    Repair open circuit, short to ground or short to power in harness or connector.

  5. CHECK SNOW Mode SWITCH 

    Refer to Component Inspection . Is the inspection result normal?

    YES>>

    GO TO 6.

    NO>>

    Replace 4WD switch assembly. Refer to CENTER CONSOLE ASSEMBLY : Removal and Installation .

  6. CHECK INTERMITTENT INCIDENT 

    Refer to Inspection .

    >>

    INSPECTION END



  1. CHECK DTC WITH COMBINATION METER 

    Refer to Diagnosis Description . Is the inspection result normal?

    YES>>

    GO TO 2.

    NO>>

    Refer to Work Flow .

  2. CHECK SNOW Mode SWITCH POWER SUPPLY CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect snow Mode/tow/Mode/VDC OFF switch assembly harness connector.
    3. Turn ignition switch ON.
    4. Check the voltage between snow Mode/tow/Mode/VDC OFF switch assembly harness connector and ground.
      Snow Mode/tow/Mode/VDC OFF switch assembly Ground Voltage
      Connector Terminal
      M147 12 Ground Battery voltage

    Is the inspection result normal?

    YES>>

    GO TO 4.

    NO>>

    GO TO 3.

  3. DETECT MALFUNCTIONING PART 

    Check the following.

    • Fuse block harness connector M3
    • 10 A fuse (No. 13)
    • Harness for open or short between Snow Mode/tow/Mode/VDC OFF switch assembly and fuse.

    >>

    Repair open circuit, short to ground or short to power in harness or connectors.

  4. CHECK SNOW Mode SWITCH INPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 
    1. Turn ignition switch OFF.
    2. Disconnect combination meter harness connector.
    3. Check the continuity between snow Mode/tow/Mode/VDC OFF switch assembly harness connector and combination meter harness connector.
      Snow Mode/tow/Mode/VDC OFF switch assembly Combination meter Continuity
      Connector Terminal Connector Terminal
      M147 22 M194 7 Existed
    4. Also check harness for short to ground and short to power.

    Is the inspection result normal?

    YES>>

    GO TO 5.

    NO>>

    Repair open circuit, short to ground or short to power in harness or connector.

  5. CHECK SNOW MODE SWITCH 

    Refer to Component Inspection . Is the inspection result normal?

    YES>>

    GO TO 6.

    NO>>

    Replace snow Mode/tow/Mode/VDC OFF switch assembly. Refer to CENTER CONSOLE ASSEMBLY : Removal and Installation .

  6. CHECK INTERMITTENT INCIDENT 

    Refer to Inspection .

    >>

    INSPECTION END