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Home >> Ford >> 1993 >> Probe Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/O Codes - EEC-IV >> Symptoms >> Rough Idle >> Preliminary Checks
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Preliminary Checks

Check ignition wiring harness connectors. Check air intake duct. Check for vacuum leaks. Check for cracked or missing cooling fan blades. Check for broken motor mounts. Check air filter.