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THEFT DETERRENT SYSTEM, Diagnostic DTC:B2768

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DTC Code DTC Name
B2768 Tilt Sensor Internal Circuit Malfunction
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DESCRIPTION

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

DTC No. Detection Item DTC Detection Condition Trouble Area
B2768 Tilt Sensor Internal Circuit Malfunction
  • If one of the following is detected:

  • Tilt sensor (yaw rate and acceleration sensor) power supply malfunction

  • Tilt sensor (yaw rate and acceleration sensor) open malfunction

  • EEPROM malfunction

  • Tilt sensor (Yaw rate and acceleration sensor)

  • Main body ECU (Multiplex network body ECU)
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CAUTION / NOTICE / HINT

Note:

  • Before replacing the main body ECU (multiplex network body ECU), refer to Service Bulletin.

  • When replacing the tilt sensor (yaw rate and acceleration sensor), perform zero point calibration.

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PROCEDURE


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    CHECK FOR DTC


    1. Clear the DTCs.

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      1. Body Electrical > Main Body > Clear DTCs


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

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

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

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

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    6. Check for DTCs.

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      1. Body Electrical > Main Body > Trouble Codes


      OK
      DTC B2768 is not output.
      Result
      Proceed to
      OK
      NG

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    REPLACE TILT SENSOR (YAW RATE AND ACCELERATION SENSOR)


    1. Temporarily replace the tilt sensor (yaw rate and acceleration sensor) with a new or known good one.

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      Result
      Proceed to
      NEXT

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    CHECK FOR DTC


    1. Clear the DTCs.

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      1. Body Electrical > Main Body > Clear DTCs


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

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

      Click here

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

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

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    6. Check for DTCs.

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      1. Body Electrical > Main Body > Trouble Codes


      OK
      DTC B2768 is not output.
      Result
      Proceed to
      OK
      NG

    • OK

      END (TILT SENSOR (YAW RATE AND ACCELERATION SENSOR) WAS DEFECTIVE)

    • NG

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