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2008 - MX-5 - Suspension

DTC B2143



DTC B2143

  • ID registration failure

DETECTION CONDITION

  • Two or more codes are overlapping.

POSSIBLE CAUSE

  • ID registration procedure has not been performed properly.


Diagnostic procedure

STEP

INSPECTION

ACTION

1

VERIFY THE PROGRAMMED ID
  • Turn the ignition switch off.

  • Connect the M-MDS to the DLC-2.

  • Select the following PIDs using the M-MDS:

    • ID_WU1

    • ID_WU2

    • ID_WU3

    • ID_WU4

  • Turn the ignition switch to the ON position.

  • Is the same code in the output ID?

Yes

Register the wheel unit ID, then go to the next step.

(See WHEEL UNIT ID REGISTRATION.)

No

Go to the next step.

2

VERIFY TROUBLESHOOTING COMPLETED

Yes

No

Go to the next step.

3

VERIFY AFTER REPAIR PROCEDURE
  • Are there any other DTCs present?

Yes

Go to the applicable DTC inspection. (See TIRE PRESSURE MONITORING SYSTEM (TPMS) ON-BOARD DIAGNOSIS.)

No

DTC troubleshooting completed.




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