BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:C1AB0

DTC Code DTC Name
C1AB0 Short to +B in Outer Mirror Indicator(Master)

DESCRIPTION

This DTC is stored when the blind spot monitor sensor LH detects a +B short in the outer rear view mirror indicator LH.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1AB0 Short to +B in Outer Mirror Indicator(Master)

    Both of the following conditions are met:

  • Blind spot monitor main switch (warning cancel switch assembly*1 or telltale light assembly*2) is on.

  • The blind spot monitor sensor is not sending voltage to the indicator but the indicator receives voltage above a specified level for a specified period of time.

  • Outer rear view mirror sub- assembly LH (outer rear view mirror indicator LH)

  • Outer rear view mirror assembly LH

  • Blind spot monitor sensor LH

  • Harness or connector

WIRING DIAGRAM

A01QTG6E01
*a Outer Rear View Mirror Sub-assembly LH (Outer Rear View Mirror Indicator LH)
*b Outer Rear View Mirror Assembly LH
*c Blind Spot Monitor Sensor LH

CAUTION / NOTICE / HINT

Note

When checking for DTCs, make sure that the blind spot monitor main switch (warning cancel switch assembly*1 or telltale light assembly*2) is on.


  • *1: for LHD

  • *2: for RHD

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Blind Spot Monitor Master > Clear DTCs

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

      Click here


      Body Electrical > Blind Spot Monitor Master > Trouble Codes
      Body Electrical > Blind Spot Monitor Master > Trouble Codes
      Result
      Proceed to
      No DTCs are output
      DTCs are output

    No DTCs are output

    USE SIMULATION METHOD TO CHECK Click here

    DTCs are output

  2. CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR INDICATOR LH CIRCUIT)


    1. A01QS1NC01
      *a

      Front view of wire harness connector

      (to Blind Spot Monitor Sensor LH)

      Disconnect the blind spot monitor sensor LH connector.

    2. Disconnect the J8 outer rear view mirror sub-assembly LH connector.

    3. Measure the voltage according to the value(s) in the table below.

      Standard Voltage
      Tester Connection Switch Condition Specified Condition
      R1-4 (OMIL) - Body ground Ignition switch ON Below 1 V
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. INSPECT OUTER REAR VIEW MIRROR SUB-ASSEMBLY LH


    1. Remove the outer rear view mirror sub-assembly LH.

      Click here

    2. Inspect the outer rear view mirror sub-assembly LH.

      Click here

      Result
      Proceed to
      OK
      NG

    NG

    REPLACE OUTER REAR VIEW MIRROR SUB-ASSEMBLY LH Click here

    OK

  4. CHECK OUTER REAR VIEW MIRROR ASSEMBLY LH


    1. Remove the outer rear view mirror assembly LH.

      Click here

    2. Inspect the outer rear view mirror assembly LH.

      Click here

    3. Clear the DTCs.

      Click here


      Body Electrical > Blind Spot Monitor Master > Clear DTCs

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

      Click here


      Body Electrical > Blind Spot Monitor Master > Trouble Codes
      Result
      Proceed to
      No DTCs are output
      DTCs are output

    No DTCs are output

    END (OUTER REAR VIEW MIRROR ASSEMBLY LH IS DEFECTIVE)

    DTCs are output

    REPLACE BLIND SPOT MONITOR SENSOR LH Click here