P0302 on Ford Fusion
Cylinder 2 Misfire Detected
Methodology: Reviewed against the SAE J2012 generic DTC definition and NHTSA owner-complaint patterns, then scoped to Ford Fusion context without treating complaints as confirmed diagnoses.
Sources: SAE/OBD-II definitions, manufacturer service information, and public reliability reports (including NHTSA where applicable).
- SAE J2012 Diagnostic Trouble Code Definitions — Generic diagnostic trouble code definition reference for P0302.
- NHTSA recalls, complaints, and manufacturer communications — Used to check public owner complaint context, recall status, and safety-related manufacturer communications by VIN or vehicle.
Limits: Guidance is informational and may not match every model-year or revision. Confirm with the official manual and diagnostics before replacing parts. For safety-critical or electrical work, use a qualified technician.
What P0302 Means on Your Ford Fusion
P0302 is a diagnostic trouble code indicating: Cylinder 2 Misfire Detected. This code relates to the ignition system system. The vehicle's computer detected a condition outside normal operating parameters and stored this code.
Real Ford Fusion Owner Reports
Source: NHTSA Complaints Database
"I purchased the car 4 months ago and discovered shortly after it was leaking coolant from a hose in the heating system. this external coolant leak was a 500$ repair. earlier this week, my check engine light came on for the first time when i was in traffic on my way home from work."
"Coolant leaking into cylinder 2, misfire (P0302), overheating, and white smoke from exhaust. Mechanic diagnosed potential head gasket or coolant intrusion issue. Vehicle is out of warranty."
"A flaw in design allows coolant intrusion into the cylinders ruining the engine and requiring engine replacement. TSBs have been issued on this problem which is caused by a flaw in the design."
"Had check engine light code P0302 #2 cylinder misfire. Took into ford dealer for diagnosis. Problem was coolant intrusion into #2 cylinder due to engine design. Recommended engine change. 2015 1.5L ecoboost."
"Just got this ford vehicle a couple months ago and for some reason my car wouldn't start. i ran a diagnostic and had numerous codes p0300, p0301, p0302, p0303, p0304, p0030, c0014, p0047, p0141, and a few others. i looked for loose wires, checked fuses, plugs etc."
All reports filed by vehicle owners directly with the U.S. Department of Transportation.
📊 Complaint Trend by Model Year
Common Causes on Ford Fusion
Based on NHTSA complaint component analysis for this vehicle.
What To Do Next
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1
Check for recalls on YOUR VIN
Go to nhtsa.gov/recalls and enter your VIN. If your vehicle is covered, repairs are free.
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2
Get a proper diagnosis
A code alone doesn't tell you the exact failed part. A diagnostic at a shop ($50–$150) pinpoints the root cause before you spend money on parts.
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3
Compare repair quotes
Get 2–3 quotes. Dealer vs. independent shop prices often differ 30–50% for the same repair.