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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 C1686: 4WAS Main 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
C1686 4WAS MAIN ECU An error is detected on 4WAS main control unit side.
(4WAS main control unit fail-safe mode)		 4WAS main control unit fail-safe mode
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