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. Detection Item DTC Detection Condition Trouble Area
C1AB3 Short to GND in Outer Mirror Indicator(Slave)

    Both of the following conditions are met:

  • The 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 mirror RH

  • Outer rear view mirror assembly RH

  • Wire harness or connector

  • Blind spot monitor sensor RH

  • Outer mirror control ECU assembly RH

WIRING DIAGRAM

B003YT3E36

CAUTION / NOTICE / HINT

Note

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

PROCEDURE


  1. CHECK DTC


    1. Clear the DTCs.

      Click here


      Body Electrical > Blind Spot Monitor Slave > Clear DTCs

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


      Body Electrical > Blind Spot Monitor Slave > Trouble Codes
      OK
      No DTCs are 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. Disconnect the Q51 blind spot monitor sensor RH connector.

    2. Disconnect the N9 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
      Q51-4 (OMIR) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPAIR OR REPLACE HARNESS OR CONNECTOR

    OK

  3. INSPECT OUTER REAR VIEW MIRROR ASSEMBLY RH


    1. Disconnect the z12 outer mirror control ECU assembly RH connector.

    2. Disconnect the IND2 outer mirror RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      z12-8 (BSR+) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE OUTER REAR VIEW MIRROR ASSEMBLY RH Click here

    OK

  4. INSPECT OUTER MIRROR CONTROL ECU ASSEMBLY RH


    1. Disconnect the N9 outer mirror control ECU assembly RH connector.

    2. B003YGNC18
      *a

      Component without harness connected

      (Outer Mirror Control ECU Assembly RH)

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      N9-13 (BDSR) - N9-7 (GND) Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE OUTER MIRROR CONTROL ECU ASSEMBLY RH Click here

    OK

  5. INSPECT OUTER MIRROR RH


    1. Remove the outer mirror RH.

      Click here

    2. Inspect the outer rear view mirror indicator RH on the outer mirror RH.

      Click here

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE BLIND SPOT MONITOR SENSOR RH Click here

    NG

    REPLACE OUTER MIRROR RH Click here