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Home >> Infiniti >> 2011 >> M37 Base >> Repair and Diagnosis >> Steering >> Power Steering >> Power Steering Control System (With 4WAS) -- M37/M56 >> [With 4WAS] >> DTC/Circuit Diagnosis >> DTC C1631, C1632: 4WAS Front Control Unit >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

MALFUNCTION DETECTED CONDITION AND POSSIBLE CAUSE

DTC Display item Malfunction detected condition Possible cause
C1631 CONTROL UNIT An error is detected inside 4WAS front control unit. 4WAS front control unit or 4WAS front control unit power supply error is detected.
C1632 CONTROL UNIT An error is detected inside 4WAS front control unit. 4WAS front control unit or 4WAS front control unit power supply error is detected.
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