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DTC Inspection Priority Chart
When multiple DTCs are detected simultaneously, check one by one depending on the following priority list.
PriorityPriority order item (DTC)
1
  • C1601-16 BATTERY VOLT
  • C1601-17 BATTERY VOLT
2
  • C1604-96 TORQUE SENSOR
  • C1608-43 CONTROL UNIT
  • C1608-46 CONTROL UNIT
  • C1608-49 CONTROL UNIT
  • C1608-52 CONTROL UNIT
  • C1608-54 CONTROL UNIT
  • C163A-64 ADAS system
  • C163D-86 ADAS system
3
  • C1606-96 CONTROL UNIT
  • C1608-44 CONTROL UNIT
  • C160B-54 CONTROL UNIT
  • C161A-82 ABS system
  • C161A-83 ABS system
  • C161A-86 ABS system
  • C161A-87 ABS system
  • C161B-82 ABS system
  • C161B-83 ABS system
  • C161B-86 ABS system
  • C161B-87 ABS system
  • C161C-82 ST angle sensor system
  • C161C-83 ST angle sensor system
  • C161C-86 ST angle sensor system
  • C161C-87 ST angle sensor system
  • C161E-82 ABS system
  • C161E-83 ABS system
  • C161E-86 ABS system
  • C161E-87 ABS system
  • C161F-86 Chassis control system
  • C161F-87 Chassis control system
  • C1620-82 Chassis control system
  • C1620-83 Chassis control system
  • C1620-87 Chassis control system
  • C1621-86 BCM system
  • C1621-87 BCM system
  • C1623-86 ECM system
  • C1623-87 ECM system
  • C1629-87 USM system
  • C162A-87 Meter system
  • C1632-86 ST angle sensor system
  • C1633-86 ASC system
  • C1633-87 ASC system
  • C1634-86 ST angle sensor system
  • C1635-87 ECM system
  • C1636-87 IVI system
  • C1639-87 ADAS system
  • C163A-82 ADAS system
  • C163A-83 ADAS system
  • C163A-86 ADAS system
  • C163A-87 ADAS system
  • C163E-86 Chassis control system
  • U2140-87 CAN comm err (ECM)
  • U2148-87 CAN comm err (brake control unit)
  • U214E-87 CAN comm err (combination meter)
  • U214F-87 CAN comm err (BCM)
  • U2152-87 CAN comm err (ADAS control unit)
  • U2154-87 CAN comm err (IVI)
  • U2156-87 CAN comm err (steering angel sensor)
  • U215B-87 CAN comm err (USM)
  • U2176-87 CAN comm err (CDM)
4
  • C1630-87 Control module comm Bus D Off
  • U0076-00 Control module comm Bus D Off
  • U1321-55 Configuration data error