BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:C1AB3

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

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:

  • 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 rear view mirror assembly RH

  • Harness or connector

  • Blind spot monitor sensor RH

  • Outer mirror control ECU assembly RH

WIRING DIAGRAM

B001G25E34

CAUTION / NOTICE / HINT

Note

When checking for DTCs, make sure that the blind spot monitor system is on.

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs.

      Click here

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

      OK
      DTC C1AB3 is not output.
      Result
      Proceed to
      OK
      NG

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

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


    1. B001FN1C02
      *a

      Front view of wire harness connector

      (to Blind Spot Monitor Sensor RH)

      Disconnect the blind spot monitor sensor RH connector.

    2. Disconnect the J12 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
      R43-4 (OMIR) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. CHECK OUTER REAR VIEW MIRROR ASSEMBLY RH


    1. B001HXFC79
      *a

      Front view of wire harness connector

      (to Outer Mirror Control ECU Assembly RH)

      Disconnect the outer mirror control ECU assembly RH connector.

    2. Disconnect the IND1 outer mirror RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      z19-8 (BDIR) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH Click here

    OK

  4. CHECK OUTER MIRROR CONTROL ECU ASSEMBLY RH


    1. B001F6GC28
      *a

      Component without harness connected

      (Outer Mirror Control ECU Assembly RH)

      Disconnect the outer mirror control ECU assembly RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      J12-13 (BDSR) - J12-7 (GND) Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE OUTER MIRROR CONTROL ECU ASSEMBLY RH Click here

    OK

  5. CHECK OUTER MIRROR RH


    1. Replace the outer mirror RH.

      Click here

    2. Clear the DTCs.

      Click here

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

      OK
      DTC C1AB3 is not output.
      Result
      Proceed to
      OK
      NG

    OK

    END (OUTER MIRROR RH WAS DEFECTIVE)

    NG

    REPLACE BLIND SPOT MONITOR SENSOR RH Click here