THEFT DETERRENT SYSTEM (w/ Intrusion Sensor), 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)

INSPECTION PROCEDURE

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 the "ARMED STATE".

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

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

    6. Check for DTCs Click here.

      OK
      DTC B2768 is not output.

    NG

    REPLACE YAW RATE AND ACCELERATION SENSOR Click here

    OK

    USE SIMULATION METHOD TO CHECK Click here

  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 the "ARMED STATE".

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

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

    6. Check for DTCs Click here.

      OK
      DTC B2768 is not output.

    NG

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

    OK

    END (YAW RATE AND ACCELERATION SENSOR WAS FAULTY)