Ford Year: 2014. UK/Ireland Location: Flintshire. Author. Posted May 19, 2013. On 4/19/2013 at 4:19 PM, Major Eazy said: The petrol pump's nozzle have a built-in thing that senses when the tank may get full by the way the petrol fumes and pressure in the tank (I'm sure someone will explain this in better technical way) reachs the sensor check to see if there is a sensor in between plugs 2 and 3 . if so check that the wiring for it has not been caught when a cambelt has been replaced. if wiring good you want to replace sensor first to see if this cures fault. this is a cylinder head temp sensor. 0. Guest. Hometune. 01-01-09 12:26. Exactly!!! The problem is that when at idle (and maybe at other times, not sure) the engine seems to sound like a diesel, it's only noticeable when the engine is warm, and when the heater fans, radio is on mute. I dont seem to notice any performance changes, or fuel economy being worse, as far as I can tell. The car only has 40,000miles on it, it's a This version came with a 1.3-, 1.4- or 1.6-litre petrol engine, or a 1.4- or 1.6-litre diesel. Three- or five-door versions were available, too, and an automatic gearbox could be specified with P0171 - System to Lean (Bank 1) The Adaptive Fuel Strategy continuously monitors fuel delivery hardware. The test fails when the adaptive fuel tables reach a rich calibrated limit. For lean and rich DTCs: Fuel system. Excessive fuel pressure. Leaking/contaminated fuel injectors. Leaking fuel pressure regulator. Engine failures Cars built between 2012 and early 2013 with the 1.0-litre Ecoboost have been known to leak coolant, which can ultimately lead to engine failure. What an Engine Needs to Idle Smoothly. Your Focus’s engine needs air, fuel, and spark to achieve optimum ignition . When one or more of these variables is off, it can lead to a rough idling condition. Fuel – The ideal air-to-fuel ratio is 14.7 parts air to one part fuel. Air – The air entering your car’s engine must be metered by the I have a 63 plate Ford Focus 1.6 Diesel Titanium X that is currently in my local Arnold Clark Ford garage after I called out the AA on Tuesday night (11/02/20). The car's mileage is 71,287 and it had a full service a couple of weeks ago. Ford 1.5 EcoBoost Engine Problems Summary The 1.5L EcoBoost made its debut in 2014 as a slightly smaller variant of the older 1.6 EcoBoost. It offers a great all-around balance of price, fuel economy, reliability, and performance. 181 horsepower may not be enticing to some, but it’s plenty of power for many Focus, Fusion, and Escape owners. Purchased the car a Focus Estate Ghia Mk2 55 reg 2.0 petrol Duratec HE. The car when started from warm/hot will display the engine system fault on ignition along with EML prior to starting and once started is clearly in "limp Mode" and will remain so unless the battery is disconnected overnight. 0AEBG.