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BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:C1AB3

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DTC Code DTC Name
C1AB3 Short to GND in Outer Mirror Indicator(Slave)
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DESCRIPTION

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

DTC No. DTC Detection Condition Trouble Area
C1AB3
  • Both of the following conditions are met:

  • Blind spot monitor main switch (warning canceling switch assembly) is on.


  • The current that is sent from the blind spot monitor sensor to the indicator is above a specified level for a specified period of time.

  • Outer rear view mirror RH (outer rear view mirror indicator RH)

  • Outer rear view mirror assembly RH

  • Wire harness or connector

  • Blind spot monitor sensor RH

  • Outer mirror control ECU assembly RH
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WIRING DIAGRAM

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CAUTION / NOTICE / HINT

Note:

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

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PROCEDURE


  1. Click here

    CHECK DTC


    1. Clear the DTCs (Click here).

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

      OK
      No DTCs are output.

  2. Click here

    CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH - OUTER MIRROR CONTROL ECU ASSEMBLY RH)


    1. Disconnect the U9 blind spot monitor sensor RH connector.

    2. Disconnect the L10 outer mirror control ECU assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L10-13 (BDSR) - Body ground Always 10 kΩ or higher

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. Click here

    CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR ASSEMBLY RH - OUTER MIRROR CONTROL ECU ASSEMBLY RH)


    1. Disconnect the z11 outer mirror control ECU assembly RH connector.

    2. Disconnect the IND1 outer rear view mirror RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      z11-8 (BSM) - Body ground Always 10 kΩ or higher

  4. Click here

    INSPECT OUTER MIRROR CONTROL ECU ASSEMBLY RH


    1. Disconnect the L10 outer mirror control ECU assembly RH connector.

    2. A0007D0E05

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L10-13 (BDSR) - Body ground Always 10 kΩ or higher
      Table 1. Text in Illustration
      *a

      Component without harness connected

      (Outer Mirror Control ECU Assembly RH)

  5. Click here

    REPLACE OUTER REAR VIEW MIRROR RH


    1. Replace the outer rear view mirror RH (Click here).


  6. Click here

    CHECK DTC


    1. Clear the DTCs (Click here).

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

      OK
      No DTCs are output.

    • OK

      END (OUTER REAR VIEW MIRROR RH WAS DEFECTIVE)

    • NG

      REPLACE BLIND SPOT MONITOR SENSOR RH (Click here)