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Home >> Infiniti >> 2009 >> FX35 AWD >> Repair and Diagnosis >> Steering >> Steering Control Systems >> Steering Control System (With Rear Active Steer) >> Component Diagnosis >> DTC C1902, C1903, C1904, C1910, C1913: RAS Motor Output >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC DETECTION LOGIC

DTC Display items Malfunction detected condition Possible cause
C1902 MOTOR OUTPUT [REV CURRENT] RAS motor current error is detected.
RAS motor current output direction differs.
  • RAS motor
  • Harness or connector
  • RAS control unit
C1903 MOTOR OUTPUT [NO CURRENT] RAS motor current error is detected.
Current is inputted to RAS control unit if RAS control unit output is "OFF".
  • RAS motor
  • Harness or connector
  • RAS control unit
C1904 MOTOR OUTPUT [OVERCURRENT] RAS motor current error is detected.
RAS motor output is over current.
  • RAS motor
  • Harness or connector
  • RAS control unit
C1910 MOTOR OUTPUT [MOTOR LOCK] RAS motor inside error is detected.
RAS motor does not move or the rear wheel angle sensor does not change if RAS control unit output is 14 A or more.
  • RAS motor
  • Harness or connector
  • RAS control unit
C1913 MOTOR OUTPUT [ABNORMAL SIG] RAS motor current error is detected.
RAS motor does not move or the rear wheel angle sensor output does not change when RAS control unit output is 18 A or more, and RAS motor output is low.
  • RAS motor
  • Harness or connector
  • RAS control unit