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Home >> Infiniti >> 2011 >> M56 Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Brake Control System (With VDC) -- M37/M56 >> DTC/Circuit Diagnosis >> DTC C1143: Steering Angle Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

MALFUNCTION DETECTED CONDITION AND POSSIBLE CAUSES

DTC Display Item Malfunction detected condition Possible causes
C1143 ST ANG SEN CIRCUIT When a malfunction is detected in steering angle sensor.
  • Harness or connector
  • Steering angle sensor
  • ABS actuator and electric unit (control unit)
  • Fuse
  • Ignition power supply system
  • CAN communication line
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