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Home >> Infiniti >> 2011 >> M37 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 261 (Steering Control System (With 4WAS)) >> DTC/Circuit Diagnosis >> DTC C1631, C1632: 4WAS Front Control Unit >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.
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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