Problems · by component

2018 Ford Focus engine and engine cooling problems

124 owner complaints to NHTSA about the 2018 Ford Focus cite engine and engine cooling, 15% of all 838 complaints for this model year. NHTSA also lists 1 recall on this component.

Complaints
124
15% of all complaints
Crashes
0
Reported by owners
Fires
0
Reported by owners
Injuries
0
Reported by owners
01 —Owner reports

What owners say about the engine and engine cooling

Verbatim from NHTSA complaints, newest first
“The contact owns a 2018 Ford Focus. The contact stated that on several occasions while driving uphill, the vehicle lost power, the check engine warning light illuminated, and the message "Engine Fault" was displayed. The contact inspected the vehicle and noticed that the check valve on the vacuum pump had separated. The check valve was replaced every 1,000 miles. The contact stated that while driving approximately 35 MPH, the vehicle lost power and the oil warning light flashed. The vehicle was taken to the residence and parked. The contact inspected the vehicle and checked the dipstick, noticing bits of rubber inside the oil. The failure mileage was approximately 32,000.”
Owner complaint to NHTSAFiled Sep 15, 2026Engine and engine coolingODI 11764403
“The contact owns a 2018 Ford Focus. The contact stated that while driving at an undisclosed speed, the vehicle was shuddering, jerking, and hesitating to accelerate as needed. The vehicle then stalled. No warning light was illuminated. The vehicle was towed to the dealer, who determined that there was coolant intrusion into the cylinders and that the engine needed to be replaced. The vehicle was not repaired. The contact related the failure to NHTSA Campaign Number: 26V011000 (Equipment); however, the VIN was not included in the recall. The manufacturer was made aware of the failure. The failure mileage was approximately 62,000.”
Owner complaint to NHTSAFiled Apr 7, 2026Engine and engine cooling, EquipmentODI 11729609
“The contact owns a 2018 Ford Focus. The contact received notification of NHTSA Campaign Number: 23V905000 (Engine and Engine and Cooling); however, the part to do the recall repair was not yet available. The contact stated that while driving approximately 35 MPH, the vehicle stalled and stopped in the middle of the roadway. There was no warning light illuminated. The contact was unable to pull to the side of the road and activated the hazard lights. The vehicle was towed to the dealer, while the contact and her [XXX] son were picked up by the contact's grandmother. The dealer diagnosed the vehicle and determined that the failure was engine-related. The contact was informed that the repair would be covered under the recall; however, the part was not yet available. The dealer ordered the part. The contact stated that the vehicle had been with the dealer for approximately six weeks. The vehicle was not repaired. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the failure. The failure mileage was unknown.”
Owner complaint to NHTSAFiled Feb 13, 2026Engine and engine coolingODI 11717759
“The contact owns a 2018 Ford Focus. The contact received notification of NHTSA Campaign Number: 23V905000 (Engine and Engine Cooling). The contact stated that while driving at an undisclosed speed, the oil pressure and check engine warning lights illuminated. The vehicle was taken to an independent mechanic where it was diagnosed and determined that the camshaft sensor was not operating properly. The vehicle was not repaired. The vehicle was taken to the residence, where a handheld diagnostic machine confirmed a failure with the camshaft. The contact’s son became aware that the rear sensor was covered in oil and the front sensor was dry. The vehicle was driven for 20 minutes but the failure persisted. Three separate dealers were contacted, but the contact was informed parts were not yet available. The manufacturer was notified of the failure but was unable to assist because parts were not available, even though it was indicated that parts were available. The failure mileage was approximately 89,000.”
Owner complaint to NHTSAFiled Feb 10, 2026Engine and engine coolingODI 11716991
“The contact owns a 2018 Ford Focus. The contact stated that the vehicle was included in NHTSA Campaign Number: 23V905000 (Engine and Engine Cooling) and was taken to the dealer to be repaired under the recall. Approximately 2-3 months after the recall repair was completed; while driving approximately 25 - 35 MPH, the engine made a loud thumping sound. There were no warning lights illuminated. The vehicle was not returned to the dealer. The manufacturer was not made aware of the failure. The failure mileage was 17,000.”
Owner complaint to NHTSAFiled Jan 26, 2026Engine and engine coolingODI 11713317
“The contact owns a 2018 Ford Focus. The contact received a notification of NHTSA Campaign Number: 23V905000(Engine and Engine Cooling), and the vehicle was taken to the dealer for the recall repair. The dealer informed the contact that the engine was replaced; however, the contact stated that after the recall repair, the vehicle started to overheat. The contact added coolant to the vehicle, but the failure persisted. The contact stated that the vehicle was not experiencing the failure prior to the recall repair. The vehicle was taken back to the dealer, where it was diagnosed with coolant contamination. The dealer replaced two reservoirs and cleaned out the coolant. The contact stated that upon attempting to start the vehicle in the driveway, the vehicle failed to start. The vehicle was towed to an independent mechanic, where the spark plugs were removed, and the mechanic noticed that there was coolant leak on the spark plugs. The mechanic determined that the engine had seized. The contact sent pictures of the failure to the dealer, who advised that they would need to diagnose the vehicle. The vehicle was then towed to the dealer, but was not yet diagnosed due…”
Owner complaint to NHTSAFiled Jan 2, 2026Engine and engine coolingODI 11708293

Showing 6 of 124 reports. Read every report on NHTSA.gov.

Data from NHTSA Complaints API (owner reports, unverified) · synced Nov 10, 2026NHTSA vehicle page
02 —Related recalls

1 recall on this component

Engine and engine cooling: oil

Remedy pending

Ford Motor Company (Ford) is recalling certain 2016-2018 Ford Focus and 2018-2022 Ford EcoSport vehicles. The oil pump drive belt or drive belt tensioner may fail, resulting in a loss of engine oil pressure.

Engine and engine coolingReported Dec 22, 2023NHTSA 23V905000
Data from NHTSA Recalls API · synced Nov 10, 2026

Complaints are unverified owner reports to NHTSA and are not normalized for sales volume. One complaint can cite several components.