2003 focus ideled rough then shut itself off

Asked by Mar 22, 2017 at 02:12 PM about the 2003 Ford Focus

Question type: Maintenance & Repair

focus had been idling so rough the car bumps up and down. Yesterday it turned itself off at a stoplight.

1 Answer

76,335

Try cleaning the Mass Air Flow Sensor. Use a MAF spray cleaner that you can get from the parts store.

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