THEFT DETERRENT SYSTEM, Diagnostic DTC:B2768

DTC Code DTC Name
B2768 Tilt Sensor Internal Circuit Malfunction

DESCRIPTION

This DTC is stored when one of the following occurs: 1) yaw rate and acceleration sensor power supply malfunction; 2) yaw rate and acceleration sensor open malfunction; or 3) EEPROM malfunction.

DTC No. DTC Detection Condition Trouble Area
B2768

If one of the following is detected:


  • Yaw rate and acceleration sensor power supply malfunction

  • Yaw rate and acceleration sensor open malfunction

  • EEPROM malfunction

  • Yaw rate and acceleration sensor

  • Main body ECU (multiplex network body ECU)

CAUTION / NOTICE / HINT

Note

When replacing the yaw rate and acceleration sensor, perform zero point calibration Click here.

PROCEDURE


  1. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Turn the power switch on (IG), then off.

    3. Set the theft deterrent system to "ARMED STATE".

    4. Check that the security indicator changes from illuminated to blinking.

    5. Set the theft deterrent system to "DISARMED STATE".

    6. Check for DTCs Click here.

      OK
      DTC B2768 is not output.

    OK

    USE SIMULATION METHOD TO CHECK Click here

    NG

  2. REPLACE YAW RATE AND ACCELERATION SENSOR


    1. Replace the yaw rate and acceleration sensor Click here.


    NEXT

  3. CHECK FOR DTC


    1. Clear the DTCs Click here.

    2. Turn the power switch on (IG), then off.

    3. Set the theft deterrent system to "ARMED STATE".

    4. Check that the security indicator changes from illuminated to blinking.

    5. Set the theft deterrent system to "DISARMED STATE".

    6. Check for DTCs Click here.

      OK
      DTC B2768 is not output.

    OK

    END (YAW RATE AND ACCELERATION SENSOR WAS DEFECTIVE)

    NG

    REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) Click here