BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:C1A45

DTC Code DTC Name
C1A45 Vehicle Speed Sensor

DESCRIPTION

The blind spot monitor sensor receives vehicle speed signals from the skid control ECU via CAN communication.

DTC Code DTC Detection Condition Trouble Area
C1A45 A fail flag is transmitted from the skid control ECU.

  • Electronically controlled brake system

  • Blind spot monitor sensor LH

  • Blind spot monitor sensor RH

INSPECTION PROCEDURE

Note

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

PROCEDURE


  1. CHECK DTC (ELECTRONICALLY CONTROLLED BRAKE SYSTEM)


    1. Check for electronically controlled brake system DTCs Click here.

      OK
      Electronically controlled brake system DTCs are not output.

    NG

    GO TO ELECTRONICALLY CONTROLLED BRAKE SYSTEM Click here

    OK

  2. CHECK DTC


    1. Clear the DTCs Click here.

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

      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

    B

    REPLACE BLIND SPOT MONITOR SENSOR LH Click here

    C

    REPLACE BLIND SPOT MONITOR SENSOR RH Click here

    A

    USE SIMULATION METHOD TO CHECK Click here