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MULTIPORT FUEL INJECTION (MFI) DIAGNOSIS TSB Revision MULTIPORT FUEL INJECTION (MFI) <3.8L ENGINE> 13B-56 STEP 8. Replace the mass airflow sensor. Diagnostic Function − OBD-II Drive Cycle − Procedure 6 − (3) Check the diagnostic trouble code (DTC). YES : Replace the PCM. Then go to Step 9. STEP 9. Test the OBD-II drive cycle. Diagnostic Function − OBD-II Drive Cycle − Procedure 6 − (2) Check the diagnostic trouble code (DTC). YES : Retry the troubleshooting. AK303015 2 1 3 4 AB B-10 (GR) CONNECTOR: B-10 HARNESS |