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DTC Inspection Priority Chart

When multiple DTCs are displayed simultaneously, check them one by one according to the following priority list.

Priority

Detected item (DTC)

1

  • U0076-00 Control module comm Bus D Off [NO SUBTYPE INFORMATION]
  • U0078-00 Control module comm Bus F Off [NO SUBTYPE INFORMATION]
  • U1A4A-87 CAN communication [MISSING MESSAGE]

2

  • U2140-87 CAN comm err (ECM) [MISSING MESSAGE]
  • U2141-87 CAN comm err (TCM) [MISSING MESSAGE]
  • U2148-83 CAN comm err (ABS control unit) [PROTECT CALCULATION ERROR]
  • U2148-87 CAN comm err (ABS control unit) [MISSING MESSAGE]
  • U214F-87 CAN comm err (BCM) [MISSING MESSAGE]
  • U215B-87 CAN comm err (IPDM E/R) [MISSING MESSAGE]
  • U2252-83 CAN comm err (ADAS control unit) [PROTECT CALCULATION ERROR]
  • U2252-87 CAN comm err (ADAS control unit) [MISSING MESSAGE]

3

  • C1B80-54 Calibration not completed [MISSING CALIBRATION]

4

  • C1B92-82 BRAKE CONTROL SYSTEM [SEQUENCE COUNTER INCORRECT]
  • C1B96-82 ADAS SYSTEM [SEQUENCE COUNTER INCORRECT]

5

  • C1BB5-1C IGN POWER SUPPLY [CIRC VOLTAGE OUT OF RANGE]

6

  • C1BB4-44 CONTROL MODULE [DATA MEMORY ERROR]
  • C1BB4-46 CONTROL MODULE [CALIB/PRMTER MEMORY ERROR]
  • C1BB4-47 CONTROL MODULE [WATCHDOG/SAFETY C ERROR]
  • C1BB4-49 CONTROL MODULE [INTERNAL ELECTRONIC ERROR]
  • C1BB4-52 CONTROL MODULE [NOT ACTIVATED]