The coolant intrusion into cylinder #2 . Very well known problem with Ford EcoBoost engines. This car has the 2.0L engine and there hasnt been a recall on it yet. It becomes a safety concern when the problem gets bad enough to allow oil to leak , causing a engine fire. The problem was diagnosed by a Lincoln dealer. No, it was not inspected by the manufacturer but my dealer did communicate the…
2017 Lincoln MKC engine problems
moderate 103 complaints filed with NHTSA · avg repair $3,100 · see engine across all vehicles →
Failure mileage
Complaints
103
Recalls
0
Avg fix
$3,100
1crash
1fire
When does it fail?
Of the 103 engine complaints filed for the 2017 Lincoln MKC, here's the actual mileage breakdown — failures cluster heaviest at 25,000-50,000 mi.
0-25k
25-50k
50-75k
75-100k
100-125k
125-150k
150k+
Each bar shows the share of total complaints filed at that mileage range. Peak failure window highlighted. Some owners report problems earlier; some make it well past 150,000 miles symptom-free. Maintenance habits and driving conditions shift the curve as much as mileage alone.
What stands out
Of the 5 model years of Lincoln MKC we track for engine problems, this one carries the most owner complaints on file — 103.
Engine accounts for 58% of every owner complaint on file for this vehicle — the dominant problem area across 5 categories tracked.
What owners are reporting 9 most recent
The contact owns a 2017 Lincoln MKC. The contact stated that while driving, a burning odor was detected as the vehicle lost power. Upon the contact's arrival at home, her fiancé called AAA service. Where upon inspection the AAA technician diagnosed the vehicle with a battery issue stating that the was about to explode. No warning lights were illuminated. The battery was replaced by the however…
First noticed the problem when I had no heat blowing from my heater, (car was not overheating or anything), I checked my antifreeze and it was low so I added it and I had heat in my car again. Four days later, I had the same thing happen, no antifreeze (and again nothing showing my car overheating), added antifreeze and had heat again. Parked my car on a cement driveway and observed no…
TSB 19-2346 ... Engine gives no warning until to late ... Then multiple warnings and alarms happen all at once ... says the car is overheating but before you have time to react (Like pulling over) the alarms clear ... engine light is only warning on ... This could cause the motor to seize or stop running loosing power steering and control ... This has been known since 2019 when TSB-19-2346 was…
Engine failure due to known coolant intrusion defect documented under Ford EcoBoost TSB guidance. Denied goodwill assistance despite defect being manufacturing-related.
The contact owns a 2017 Lincoln MKC. The contact stated that coolant was leaking into the engine. Additionally, the brakes were firm while being depressed. The contact stated that the battery was replaced. The check engine warning light was illuminated. The contact called the local dealer, but the vehicle was not diagnosed or repaired. The manufacturer was not contacted. The contact stated that…
The contact owns a 2017 Lincoln MKC. The contact stated while driving at undisclosed speeds, there was no heat being distributed throughout the vehicle. There were no warning lights illuminated. The contact stated that coolant was leaking into the engine. The vehicle was taken to the local dealer, and the contact was informed that there was coolant intrusion into the engine and that the engine…
The contact owns a 2017 Lincoln MKC. The contact stated while driving at approximately 35 MPH, the vehicle shuddered and stalled. The contact was able to pull over. The check engine warning light was illuminated. The vehicle was taken to the local dealer, where it was diagnosed and determined that cylinder #4 had misfired. The contact stated that the engine block was defective, and the vehicle…
The contact owns a 2017 Lincoln MKC. The contact stated that the check engine warning light was illuminated. The vehicle was taken to O’Reilly Auto Parts and was diagnosed with a misfire in cylinder #2. The vehicle was then taken to the dealer, where it was diagnosed with a misfire in cylinder #3. The dealer replaced the ignition coils and the spark plugs; however, the failure persisted. The…
Had engine trouble with your 2017 Lincoln MKC?
File a complaint with NHTSA → It's free, official, and how every report above got here — owner filings are the federal safety record this page is built on.
Common questions
How serious is the engine problem on the 2017 Lincoln MKC?
It's a documented issue but not catastrophic. 103 complaints have been filed. Repairs average $3,100 and most owners catch it before it causes a breakdown.
At what mileage does the engine typically fail?
Across the 33 complaints that reported odometer mileage, most engine failures cluster between 55,453 and 99,800 miles, with the median around 71,000. A quarter of owners report trouble before 55,453; a quarter make it past 99,800. Maintenance history matters more than the odometer alone — this is the reported failure window, not a guarantee.
What does it cost to fix?
Independent shops typically charge around $3,100 for engine repairs on this vehicle. Dealer pricing tends to run 20-40% higher. The exact figure depends on the specific failure mode, parts availability, and your local labor rates. If you're outside factory warranty, an extended service contract often covers this category.
Are there any recalls related to engine?
No active recalls currently cover engine issues on this vehicle. The complaints filed represent owner-reported failures that haven't risen to the level of a manufacturer-issued recall — but they're still worth knowing about before you buy or budget for repairs.
Related
Complaint and recall data sourced from the National Highway Traffic Safety Administration (NHTSA)
public records database. Verify the raw federal record at
nhtsa.gov/vehicle/2017/Lincoln/MKC.
Severity ratings are derived from reported crashes, fires, injuries, and fatalities. Repair cost estimates are
independent-shop national averages and may differ in your area. Some links on this page are affiliate links.