BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:C1AB8

DTC Code DTC Name
C1AB8 Destination Information Undefined

DESCRIPTION

This DTC is stored when correct destination information is not sent from the main body ECU (multiplex network body ECU) and destination information cannot be confirmed after a blind spot monitor has been replaced.

DTC Code DTC Detection Condition Trouble Area
C1AB8 The blind spot monitor sensor cannot communicate with the main body ECU (multiplex network body ECU).

  • CAN communication system

  • Main body ECU (multiplex network body ECU)

  • Blind spot monitor sensor RH

  • Blind spot monitor sensor LH

CAUTION / NOTICE / HINT

Note


  • When checking for DTCs, make sure that the blind spot monitor system is on.

  • Recognition code registration is necessary when replacing the main body ECU (multiplex network body ECU).

  • If the main body ECU (multiplex network body ECU) is replaced, refer to Service Bulletin.

PROCEDURE


  1. CHECK CAN COMMUNICATION SYSTEM


    1. Check for DTCs of the CAN communication system.


      Result
      Result Proceed to
      CAN communication system DTCs are not output. A
      CAN communication system (for LHD) DTCs are output. B
      CAN communication system (for RHD) DTCs are output. C

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    A

  2. REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)


    1. Replace the main body ECU (multiplex network body ECU) Click here.


    NEXT

  3. CHECK DTC


    1. Recheck for DTCs and check if the same DTC is output again.

      Result
      Result Proceed to
      No DTC is not output A
      DTC C1AB8 is output ("Blind Spot Monitor Master") B
      DTC C1AB8 is output ("Blind Spot Monitor Slave") C

    A

    END (MAIN BODY ECU [MULTIPLEX NETWORK BODY ECU] IS DEFECTIVE)

    B

    REPLACE BLIND SPOT MONITOR SENSOR RH Click here

    C

    REPLACE BLIND SPOT MONITOR SENSOR LH Click here