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2008 - MX-5 - Suspension

DTC B2868, B2869, B2870, B2871



DTC

B2868

B2869

B2870

B2871

Wheel unit No.1 (internal malfunction)

Wheel unit No.2 (internal malfunction)

Wheel unit No.3 (internal malfunction)

Wheel unit No.4 (internal malfunction)

DETECTION CONDITION

  • The instrument cluster receives error signals from the wheel unit.

POSSIBLE CAUSE

  • Internal malfunction of wheel unit


Diagnostic procedure

STEP

INSPECTION

ACTION

1

IDENTIFY MALFUNCTIONING WHEEL UNIT
  • Identify the malfunctioning wheel unit.

  • Replace and register the wheel unit. (See WHEEL UNIT ID REGISTRATION.)

  • Go to the next step.

2

VERIFY TROUBLESHOOTING COMPLETED

Yes

Go to Step 1.

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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