Diagsheet

2015 Ford Fusion · symptom sheet

Check engine light or misfire

  • 189owner reports
  • 84,000median miles
  • $6,000median quote
  • 0involved a crash

Newest report Jun 25, 2026 · checked Sep 9, 2026

429 of the 991 complaints on this car are about the engine. 189 of those describe misfire, which makes it the most reported problem on the 2015 Fusion.

Tick what matches of 189 reports

57
16
5
9
38
38

What got replaced

Owners who name the part that was replaced mention the spark plugs (35 reports), the ignition coils (20 reports), the sensor (12 reports) and the catalytic converter (5 reports).

Recalls and investigations

No recall on the engine covers the 2015 model year as of Sep 9, 2026.

NHTSA investigations into the engine on the Fusion

PE13-003opened Feb 21, 2013
Engine · model years 2010 to 2013

Electronic throttle body malfunction. Closed feb 28, 2014.

NHTSA summary
On February 21, 2013, the Office of Defects Investigations (ODI) opened Preliminary Evaluation PE13-003 to investigate allegations of electronic throttle body (ETB) failures resulting in sudden reduction of engine power in model year (MY) 2009-2013 Ford Escape, Fusion, Mariner and Milan vehicles. During this investigation, Ford identified a condition in subject vehicles equipped with 2.5L and 3.0L engines that may result in a sudden reduction of engine power.According to Ford, the ETB internal motor contacts may develop a high resistance material buildup condition on the commutator, resulting in intermittent electrical connectivity and reduced engine power. When this condition occurs, the Malfunction Indicator Lamp (MIL) or Wrench light will illuminate and the vehicle may enter a limited limp home mode.Ford?s trade name for the feature is Failure Mode Effects Management (FMEM) mode.In this mode, engine power and vehicle speed are reduced, while full function of the power steering, power braking, lighting, and climate control systems are maintained.ODI?s complaint analysis indicate that the predominant failure mode involved reduced motive power associated with the limited limp home mode with engine speeds limited to approximately 900 RPM. Analysis of warranty claims provided by Ford identified 59,807 claims related to ETB replacements and approximately 50 percent of claims are associated with diagnostic trouble codes (DTC) P2111, Throttle Body Stuck Open, and P2112, Throttle B

None of these investigations covers the 2015 model year.

What owners paid

45 of the 189 reports quote a price. Each dot is one quote. The middle half runs $3,100 to $8,000.

$3,100$6,000$8,000
$0k$2k$4k$6k$8k

When it happens

The middle half of failures fell between 63,000 and 111,000 miles, from the 155 reports that gave a mileage.

115
116
217
1018
1419
4620
2021
2422
2423
2724
1725
326

What owners wrote

“Coolant intrusion into cylinders of engine. Coolant leak into the cylinders can lead to corrosion, misfires, engine failure, and even potential car fires. Local ford mechanic confirmed thus was the issue and that he's personally seen SEVERAL others. No warning lights”

Filed Jan 30, 2024

“Engine Coolant Overheating Warning.keeps coming on. Engine coolant sensor 1 code amd Cylinders 1 and 2 misfiring codes on reader. Having to replace coolant every couple days. Afraid engine will be damaged and possibly catch fire.”

Filed Dec 26, 2023

“Engine blew up on highway, No warning codes. 38k miles. From dealership report/ found coolant low and entering #2 cylinder. Found coolant in oil. Recommended replacement of engine.”

Filed Dec 16, 2023 · 38,000 miles

“There is coolant slowly leaking into cylinders. I am having to put antifreeze in reservoir every other month. I am afraid it will ruin engine or catch on fire.”

Filed Mar 26, 2023

Should you keep driving it?

This page can't tell you that. 0 of 189 reports involved a crash. Owners who file are the ones who had a bad experience, and nobody checks their reports. If the problem affects steering, braking, power or a fire risk, treat it as a safety fault and have it inspected before a long or high-speed drive.

File your own report with NHTSA. Complaint counts are how a problem gets an investigation.

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