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 LH

  • Blind spot monitor sensor RH

CAUTION / NOTICE / HINT

Note

When checking for DTCs, make sure that the blind spot monitor main switch assembly (multi-function switch) is on.

PROCEDURE


  1. CHECK DTC (CAN COMMUNICATION SYSTEM)


    1. Check for CAN Communication System DTCs.


      Result
      Result Proceed to
      OK A
      NG (for LHD with Entry and Start System) B
      NG (for LHD without Entry and Start System) C
      NG (for RHD with Entry and Start System) D
      NG (for RHD without Entry and Start System) E

    B

    GO TO CAN COMMUNICATION SYSTEM Click here

    C

    GO TO CAN COMMUNICATION SYSTEM Click here

    D

    GO TO CAN COMMUNICATION SYSTEM Click here

    E

    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) with a new or normally functioning one.


    NEXT

  3. CHECK DTC


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

      Result
      Result Proceed to
      No DTC is output A
      DTC is output from the blind spot monitor sensor LH (master) B
      DTC is output from the blind spot monitor sensor RH (slave) C

    A

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

    B

    REPLACE BLIND SPOT MONITOR SENSOR LH Click here

    C

    REPLACE BLIND SPOT MONITOR SENSOR RH Click here