Read more: Every Ford EcoBoost Engine Ranked Worst To Best. Avoid The 1.0-Liter EcoBoost. As far as reliability is concerned, an EcoBoost engine shouldn't give you too much fuss; as long as
The Ford Focus may be one of the worldโs best selling cars, in the LZ Focus range: a brand-new 1.5-litre four-cylinder turbocharged petrol from the EcoBoost family.Generally, the reliability is on par with its main competition โ the VW Golf โ but maintaining and rectifying any issues will be cheaper, because itโs a Ford. 2.3-litre Ecoboost four I drive a 2013 Focus 1.6 TDCi with 30k on the clock which is mechanically sound. Though I enjoy a solid 54mpg in mixed driving and expect at least 10mpg less from a petrol engine, my mileage and concerns about reliability are pushing me towards petrol for our next car. My question is how reliable are the 1.0 Ecoboost engines Ford are producing and do you agree this is a better bet than the 1.5 RdP8. 48 466 494 356 47 453 430 334 127