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 sensor has been replaced.

DTC No.

Detection Item

DTC Detection Condition

Trouble Area

Note

C1AB8

Destination Information Undefined

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 (multi-function switch) is on.

PROCEDURE

  1. CHECK DTC

    1. Check for CAN communication system DTCs.

      Click here

      OK

      CAN communication system DTCs are not output.

    Result

    Proceed to

    OK

    NG

    NG

    GO TO CAN COMMUNICATION SYSTEM

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

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

      Click here

    Result

    Proceed to

    NEXT

    NEXT
  3. RECHECK DTC

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

      Click here

    Result

    Result

    Proceed to

    DTC C1AB8 is not output

    A

    DTC C1AB8 is output from the blind spot monitor sensor LH (Master)

    B

    DTC C1AB8 is output from the blind spot monitor sensor RH (Slave)

    C

    A

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

    B

    REPLACE BLIND SPOT MONITOR SENSOR LH

    C

    REPLACE BLIND SPOT MONITOR SENSOR RH