1 day ago · This comes nearly two years after Ford recalled more than 345,000 cars equipped with the 1.5-liter EcoBoost for a defect that caused at least 8 fires. Additionally, in October NHTSA expanded an The older 1.0 Ecoboost engine have a plastic coolant pipe that is prone to failure. Coolant loss on the 1.6 is more likely to be a head gasket problem. baldy1926 The most common Ford 1.5 EcoBoost engine problems are associated with the cooling system and carbon build-up. All in all, both of these are great, the 1.0L EcoBoost is enough for 99% of situations while the 1.5L EcoBoost in the ST is made for enthusiasts. All about BMW door lock actuator problems. Just curious about how many miles have people done with their cars equipped with 1.0 Ecoboost engines. Also it would be interesting to hear if you've had any problems with them and what kind of maintenance/fixing the engines have required during that mileage. My car is late 2014 model Fiesta with 125 bhp 1.0 Ecoboost. First introduced in the smaller Fiesta last year, Ford’s 1.0-liter three-cylinder EcoBoost engine joins the refreshed-for-2015 Focus lineup as a $795 option. Available only on the midlevel, SE some newer ecoboost engines got a cam chain rather than a cam belt, but the oil pump is still driven by a separate wet belt on both. The Ecoboost was redesigned about 2018/2019 with the flow across the head reversed, cylinder deactivation and a cam chani instead of the wet belt as well as a host of other minor differences - it is effectively a Pumaspeed sells used low mileage (£270.00) , remanufactured (£450.00) and new £630.00) original turbochargers for the 1.0 ECOboost. These are considerably less expensive than the same turbochargers from Ford. You should no longer drive the car in this condition. If the turbocharger has really failed driving the car can easily result in Hoping for some help on a problem with the Engine Warning light coming on Fiesta that my daughter has recently taken ownership of. Warning light came on after she'd driven an initial 200+ miles (on motorway journey), got reset by RAC (there diagnostic screen read-out attached), but then came on again after another 100 miles or so. Ford B-Max 1.0L Ecoboost Engine Failure. We assisted our son in buying a second-hand Ford B-Max Titanium Turbo, fitted with 998cc Eco Boost engine, in June 2018 from a Ford garage. We considered it an ideal car for him and his two sons. It had had one previous owner with less than 13,000 miles on the clock. On its V5, it was declared as new, at Focus 1.0 Ecoboost Engine - Maxime. My daughter has a 2021 Focus 1.0 ecoboost which is having the oil consumption monitored as usage seems high. Has been serviced in line with ford servicing at a ford dealer. Currently using about a litre every 1000 miles. Told this is normal for this sort of engine. fyZyvn.