FixVault

DTC Inspection Priority Chart

If some DTCs are displayed at the same time, perform inspections one by one based on the following priority chart.

Priority Detected items (DTC)
1
  • U1000 CAN COMM
  • U1010 CONTROL UNIT (CAN)
  • C1931 4WAS FRONT ECU COMM
2
  • C1900 CONTROL UNIT [ABNORMAL1]
  • C1901 CONTROL UNIT [ABNORMAL2]
  • C1905 CONTROL UNIT [ABNORMAL3]
  • C1906 CONTROL UNIT [ABNORMAL5]
  • C1907 CONTROL UNIT [ABNORMAL4]
  • C1908 CONTROL UNIT [ABNORMAL7]
  • C1909 CONTROL UNIT [ABNORMAL6]
  • C1922 CONTROL UNIT [ABNORMAL8]
  • C1925 AD CONVERTER
  • C1927 CONTROL UNIT [ABNORMAL5]
  • C1928 CONTROL UNIT [ABNORMAL9]
  • C1933 CONTROL UNIT
3
  • C1902 MOTOR OUTPUT [REV CURRENT]
  • C1903 MOTOR OUTPUT [NO CURRENT]
  • C1904 MOTOR OUTPUT [OVERCURRENT]
  • C1910 MOTOR OUTPUT [MOTOR LOCK]
  • C1911 MOTOR VOLTAGE [LOW VOLTAGE]
  • C1912 MOTOR VOLTAGE [BAD OBSTRCT]
  • C1913 MOTOR OUTPUT [ABNORML SIG]
  • C1914 RR ST ANGLE SENSOR [ABNORML VOL]
  • C1915 RR ST ANGLE SENSOR [MAIN SIGNAL]
  • C1916 RR ST ANGLE SENSOR [SUB SIGNAL]
  • C1917 RR ST ANGLE SENSOR [OFFSET SIG1]
  • C1918 RR ST ANGLE SENSOR [OFFSET SIG2]
4
  • C1919 VEHICLE SPEED SEN [NO SIGNAL]
  • C1920 STEERING ANGLE SEN [NO SIGNAL]
  • C1921 ENG REV SIGNAL
  • C1923 STEERING ANGLE SEN [NO CHANGE]
  • C1924 STEERING ANGLE SEN [NO NEUT STATE]
  • C1926 STEERING ANGLE SEN
  • C1932 STEERING ANGLE SEN
5
  • C1930 4WAS FRONT ECU