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2008 - MX-5 - Engine

DTC B1342 [LF]



DTC B1342

PCM malfunction

DETECTION CONDITION

  • Malfunction in the PCM internal circuit.

POSSIBLE CAUSE

  • PCM internal malfunction


Diagnostic procedure

STEP

INSPECTION

ACTION

1

VERIFY CURRENT STATUS OF MALFUNCTION
  • Clear the DTC from the PCM memory using the M-MDS.

  • Is same DTC present?

Yes

Replace the PCM, then go to the next step.

(See PCM REMOVAL/INSTALLATION [LF].)

No

Go to the next step.

2

VERIFY AFTER REPAIR PROCEDURE

Yes

Go to the applicable DTC inspection.

(See DTC TABLE [LF].)

No

Troubleshooting completed.




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