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Home › Infiniti › 2012 › M37 Base › Repair and Diagnosis › Brakes › Traction Control › Brake Control System (With VDC) › DTC/Circuit Diagnosis › DTC C1138: 4WAS System › DTC Logic › DTC Detection Logic

DTC Detection Logic

DTC Display Item Malfunction detected condition Possible causes
C1138 4WAS CIRCUIT When a malfunction is detected in 4WAS system.
  • 4WAS control unit
  • ABS actuator and electric unit (control unit)
  • CAN communication line
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