Ford Focus Engine Light P0300 Random Misfire Multiple
Ford
Focus
2011
1.6 Ti-VCT/2.0 Duratec
Safe to Drive?
⚠️ Drive with Caution
Urgency Level
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P0300 random/multiple cylinder misfire on Focus: check all four spark plugs first (cheapest fix). If plugs are good, check coil packs and injector balance. Low fuel pressure can cause P0300 across all cylinders — check fuel pressure before condemning coils.
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