BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:C1AB2

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

DESCRIPTION

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

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 LH

  • Outer rear view mirror assembly LH

  • Wire harness or connector

  • Blind spot monitor sensor LH

WIRING DIAGRAM

B004Q84E37

CAUTION / NOTICE / HINT

Note

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

PROCEDURE


  1. 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.


      Body Electrical > Blind Spot Monitor Master > Trouble Codes
      Result
      Result Proceed to
      DTCs are not output A
      DTCs are output B

    A

    USE SIMULATION METHOD TO CHECK Click here

    B

  2. CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR LH - OUTER REAR VIEW MIRROR ASSEMBLY LH)


    1. Disconnect the M55 blind spot monitor sensor LH connector.

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

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      M55-4 (OMIL) - 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 LH


    1. Disconnect the A outer mirror LH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      J8-1 (BSL+) - Body ground Always 10 kΩ or higher
      Result
      Proceed to
      OK
      NG

    NG

    REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH Click here

    OK

  4. INSPECT OUTER MIRROR LH


    1. Remove the outer mirror LH.

      Tech Tips

      Click here

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

      Click here

      Result
      Proceed to
      OK
      NG

    OK

    REPLACE BLIND SPOT MONITOR SENSOR LH Click here

    NG

    REPLACE OUTER MIRROR LH Click here