Click here

BLIND SPOT MONITOR SYSTEM, Diagnostic DTC:C1ABD, C1ABE

Click here
Click here
DTC Code DTC Name
C1ABD Short to +B in Buzzer
C1ABE Short to GND or Open in Buzzer
Click here

DESCRIPTION


DTC No. Detection Item DTC Detection Condition Trouble Area
C1ABD Short to +B in Buzzer
  • Both of the following conditions are met:

  • The blind spot monitor main switch (warning canceling switch assembly) is on

  • The blind spot monitor sensor is attempting to sound the buzzer but the buzzer receives voltage above a specified level for a specified period of time

  • Blind spot monitor sensor RH

  • RCTA buzzer (blind spot monitor buzzer)

  • Wire harness or connector
C1ABE Short to GND or Open in Buzzer
  • Both of the following conditions are met:

  • The blind spot monitor main switch (warning canceling switch assembly) is on

  • The blind spot monitor sensor is not sounding the buzzer but the buzzer receives voltage below a specified level for a specified period of time.

  • Blind spot monitor sensor RH

  • RCTA buzzer (blind spot monitor buzzer)

  • Wire harness or connector
Click here

WIRING DIAGRAM

Click here

CAUTION / NOTICE / HINT

Note:

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

  • Inspect the fuses for circuits related to this system before performing the following procedure.

Click here

PROCEDURE


  1. Click here

    CHECK DTC


    1. Clear the DTCs.

      Click here


      1. Body Electrical > Blind Spot Monitor Slave > Clear DTCs


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


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


      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

  2. Click here

    CHECK HARNESS AND CONNECTOR (RCTA BUZZER - BATTERY AND BLIND SPOT MONITOR SENSOR RH)


    1. Disconnect the U30 RCTA buzzer (blind spot monitor buzzer) connector.

    2. Disconnect the U47 blind spot monitor sensor RH connector.

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

      Standard Resistance
      Tester Connection Condition Specified Condition
      U30-2 (BZN) - U47-3 (BUZ) Always Below 1 Ω
      U30-2 (BZN) - Body ground Always 10 kΩ or higher

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

      Standard Voltage
      Tester Connection Condition Specified Condition
      U30-1 (BZP) - Body ground Engine switch on (IG) 11 to 14 V
      U30-1 (BZP) - Body ground Engine switch off Below 1 V
      Result
      Proceed to
      OK
      NG

    • OKClick here
    • NG

      REPAIR OR REPLACE HARNESS OR CONNECTOR

  3. Click here

    REPLACE RCTA BUZZER (BLIND SPOT MONITOR BUZZER)


    1. Replace the RCTA buzzer (blind spot monitor buzzer).

      Click here

      Result
      Proceed to
      NEXT

  4. Click here

    CHECK DTC


    1. Clear the DTCs.

      Click here


      1. Body Electrical > Blind Spot Monitor Slave > Clear DTCs


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


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


      OK
      No DTCs are output.
      Result
      Proceed to
      OK
      NG

    • OK

      END

    • NG

      REPLACE BLIND SPOT MONITOR SENSOR RHClick here