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Home >> Nissan-Datsun >> 2012 >> Frontier SL, 4WD >> Repair and Diagnosis >> Transmission >> Transfer Case >> Precaution >> Precautions >> Precaution for Transfer Assembly and Transfer Control Unit Replacement >> Check 4WD Shift Indicator Pattern
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Check 4WD Shift Indicator Pattern

  1. Set 4WD shift switch to "2WD", "4H", "4LO", "4H" and "2WD" in order. Stay at each switch position for at least 2 seconds.
  2. Confirm 4WD shift indicator lamp and 4LO indicator lamp change properly as follows.
4WD shift switch Indicator lamp Operation of 4WD shift switch
4WD shift 4LO
2WD
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OFF 2WD <==> 4H switching can be done while driving. The indicator lamp will change when the driving mode is changed. Gear shifting between 2WD <==> 4H position must be performed at speeds below 100 km/h (60 MPH).
4H
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4LO
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Flashing For M/T models, to shift between 4H <==> 4LO, stop the vehicle and shift the transmission shift selector to the Neutral position with the clutch pedal depressed.
For A/T models, to shift between 4H <==> 4LO, stop vehicle and shift transmission shift selector to the "N" position with brake pedal depressed.
The 4WD shift switch will not shift to the desired mode if the transmission is not in "N" or the vehicle is moving.
You must wait for the 4LO indicator lamp to stop flashing and remain lit or turned off before shifting your transmission into gear or releasing the clutch pedal.
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ON

Adjust the position between transfer assembly and transfer control unit. Refer to pattern table below.

TRANSFER POSITION ADJUSTMENT PATTERN

4WD shift switch condition Refer procedure
4WD shift switch is in "2WD" when engine is stopped. "METHOD FOR ADJUSTMENT WITH 4WD SHIFT SWITCH AT "2WD""
4WD shift switch is in "4H" or "4LO" when engine is stopped. "METHOD FOR ADJUSTMENT WITH 4WD SHIFT SWITCH AT "4H" OR "4LO""
NOTE: Method of adjustment can be chosen voluntarily, according to location of 4WD shift switch.