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BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:C1AB2

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DTC Code DTC Name
C1AB2 Short to GND in Outer Mirror Indicator(Master)
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DESCRIPTION

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

DTC No. Detection Item DTC Detection Condition Trouble Area
C1AB2 Short to GND in Outer Mirror Indicator(Master)
  • Both of the following conditions are met:

  • The blind spot monitor system 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 mirror RH (outer rear view mirror indicator RH)

  • Outer mirror actuator assembly RH

  • Harness or connector

  • Blind spot monitor sensor RH

  • Front multiplex network door ECU 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 system is turned on.

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PROCEDURE


  1. Click here

    CHECK DTC


    1. Turn the power switch off.

    2. Turn the power switch on (IG).

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


      1. Body Electrical > Blind Spot Monitor Master > Trouble Codes


      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

  2. Click here

    CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH - FRONT MULTIPLEX NETWORK DOOR ECU RH)


    1. Disconnect the L56 blind spot monitor sensor RH connector.

    2. Disconnect the H12 front multiplex network door ECU RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      L56-4 (OMIR) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. Click here

    INSPECT OUTER MIRROR ACTUATOR ASSEMBLY RH


    1. Disconnect the z37 outer rear view mirror assembly RH connector.

    2. Disconnect the IND1 outer mirror RH (outer rear view mirror indicator RH) connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      z37-8 (BSR+) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

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    INSPECT FRONT MULTIPLEX NETWORK DOOR ECU RH


    1. B004UAXC10
      *a

      Component without harness connected

      (Front Multiplex Network Door ECU RH)

      Disconnect the front multiplex network door ECU RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      H12-21 (BSMI) - H12-1 (GND) Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

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    INSPECT OUTER MIRROR RH (OUTER REAR VIEW MIRROR INDICATOR RH)


    1. Remove the outer mirror RH (outer rear view mirror indicator RH).

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    2. Inspect the outer mirror RH (outer rear view mirror indicator RH).

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      Result
      Proceed to
      OK
      NG

    • OK

      REPLACE BLIND SPOT MONITOR SENSOR RHClick here

    • NG

      REPLACE OUTER MIRROR RH (OUTER REAR VIEW MIRROR INDICATOR RH)Click here