There has been a number of reported problems with older versions of the 1.0 Ford EcoBoost engine. These problems are linked to the degas pipe, which can fail and result in the engine overheating and failing. As far as I'm aware, Ford replaced these pipes as part of a national recall. However, if your car has been serviced outside of the Ford
Eric concluded the teardown by pointing out a bad timing belt design for the 1.0-liter EcoBoost engine. The wet-type timing belts don't provide as much reliability as seen in the cracks, while the
The Focus MK3/MK3.5 for example uses the exact same coolant reservoir as the earlier C-max MK1/Focus MK2. This type of reservoir was introduced in 2003 on the C-max MK1 and has been used for many engine types without any problems. The ECOboost engines are the only ones which suffers from premature coolant reservoir failures on a large scale.
Head gaskets don't just fail, something must've caused it to happen. It's probably easier to fit a new engine as the timing belt is a PITA to remove/refit, involving a number of specialist tools. Plus if you do this, remove the head and discover a crack or a knackered
True Ford Enthusiast. 4.2k. Name: Luke. Ford Model: Focus. Ford Year: 2009. UK/Ireland Location: Greater Manchester. Posted June 27, 2021. Bank 1 is a bit misleading on an inline 4 cylinder engine. It's meant for larger engines (such as a v8) which will have an exhaust manifold at both sides of the engine, and therefore double the amount of o2
. 367 424 170 269 31 315 329 403
ford focus 1.0 ecoboost engine failure
