An air lock of 1.5 litres of coolant would have been very obvious in the 2000 miles I've done since last service. Ford Model: Ford focus 2012 zetec ecoboost Question - Ford Focus 1.0 ecoboost (125bhp) - engine management light - . Find the answer to this and other Ford questions on JustAnswer My Ford Fiesta Zetec S 1.0 ecoboost is losing power whilst accelerating. No lights are appearing on the dash, we’ve checked a pipe from the intercooler and changed as was split (we thought it was sensing the heating up of the engine/turbo to be falsely overheating) that worked temporarily. The service interval could be anywhere from about 3,500 miles for extreme duty such as towing in the mountains to about 12,500 miles for mostly highway driving on flat roads. To reset the oil change indicator, follow these steps: 1. Switch the ignition to the "ON" (accessory) position but do not start the engine. 2. Our free New Car Buying service links you with trusted local dealers, giving you offers based on prices haggled by our mystery shoppers. Save up to £2,651 with the Ford Focus 2.3 EcoBoost ST 5dr Auto 1 Ford Puma ST 200 PS 1.5-litre EcoBoost petrol homologated CO 2 emissions 148-154 g/km and fuel efficiency 6.5-6.8 l/100 km WLTP. 2 Ford Focus ST 280 PS 2.3-litre EcoBoost petrol homologated CO 2 emissions 180-189 g/km and fuel efficiency 7.8-8.3 l/100 km WLTP. Posted April 8, 2018. The valve tappets cost approximately €30,- a piece. If you have to replace approximately halve of them it is quite a costly job. When removing the camshaft the TI-VCT actuators also need to be removed. Ford prescribes to replace the camshaft seals also when removing the camshafts. Our free New Car Buying service links you with trusted local dealers, giving you offers based on prices haggled by our mystery shoppers. Save up to £2,668 with the Ford Focus 2.3 EcoBoost ST Minimum and maximum rim and wheel sizes for Ford Focus. 2004 2003 2002 2001 2000 1999 1998 reset. 1.0 EcoBoost IV (2019-2019) Focus UK/Ireland Location: Cambridgeshire. Posted July 18, 2021. No worries, if it shows "engine service now" message then it could be an actual fault with the engine, the dealer you're taking it to should be able to tell you though. £169 is cheap! There aren't many places cheaper than that around where I live. 1. ihmmt.