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Home >> Infiniti >> 2009 >> G37 Base, 2D Coupe >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System -- Coupe >> With 4WAS >> Component Diagnosis >> DTC C1931: 4WAS Front Control Unit Communication >> Special Repair Requirement >> Before Replacing 4WAS Front Control Unit
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Before Replacing 4WAS Front Control Unit

CAUTION:
  • Never erase the memory (history) of self-diagnosis results when replacing 4WAS front control unit after diagnosis.
  • Erase the memory of the self-diagnosis results (record) after printing out or recording all the values of "DATA MONITOR".
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