2018 Lincoln MKZ engine problems
11 owner complaints filed with NHTSA name the engine on the 2018 Lincoln MKZ — 33% of all complaints for this model year.
What owners report
“While driving, the car stalled. I could not restart it. It was towed to Lincoln Dealer and determined that coolant had leaked into the cylinders and seized the engine. This is a known defect on the Ford EcoBoost Engine. Fully aware of the defect, Ford redesigned the engine in 2019 for later models…”
filed Sep 14, 2026
“The engine light came on. The car suddenly wouldn’t go past 35 mph . Thankfully I was on a local road. I had it towed to the dealer and was told that the engine needed to be replaced because coolant leaked into the engine. There were no warning lights except the day of . The car did not give any…”
filed Jul 6, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
For 2015-2024 Ford and Lincoln vehicles equipped with turbocharged engines and customer concern of an engine oil leak, refer to Workshop Manual (WSM), Section 303-00 for oil leak inspection and testing methods. Ford has…
SSM 52335 · Service Bulletin/Repair Instructions · issued Mar 6, 2024Some 2018-2019 Edge/Continental, 2018 MKX and 2019 Nautilus vehicles built on or before 1-Aug-2019 and 2018-2019 Fusion/MKZ vehicles built on or before 15-Aug-2019 equipped with a 2.7L EcoBoost or 3.0L EcoBoost engine…
TSB 23-2075 · Service Bulletin/Repair Instructions · issued Mar 9, 2023
Engine problems in other MKZ years
| Year | Reports | Share |
|---|---|---|
| 2019 MKZ | 7 | 35% |
| 2017 MKZ | 76 | 55% |
| 2016 MKZ | 5 | 8% |
| 2015 MKZ | 6 | 7% |
| 2014 MKZ | 10 | 10% |
| 2013 MKZ | 10 | 9% |
| 2012 MKZ | 5 | 3% |
| 2011 MKZ | 10 | 7% |
| 2010 MKZ | 5 | 3% |
| 2009 MKZ | 4 | 4% |
| 2008 MKZ | 5 | 2% |
| 2007 MKZ | 6 | 2% |
Other reported problem areas on the 2018 Lincoln MKZ
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.