When I tried to re start the engine the immobiliser light flashed and it wouldnt start. Immobilizer malfunction service now message? In April it broke down for the first time while I was driving at low speed. brand new 2015 fiesta won't start. If the answer is no to the above, then have your battery tested. Lights and instrument panel still has power but the vehicle will not even start to turn over. Here is a useful guide to resetting anti-theft system on your Ford once you are sure that the battery is well-charged. Key turn everything turns on but engine/car makes a click noise and no engine start. R reg without remote keys. Many of these problems are caused by the immobiliser antenna (on the ignition switch, usually) seeing the wrong thing on … 2010 Fiesta TDCI is having serious intermittent start problems. What's up guys, been on this forum for a while now, just put 28500 miles on my fiesta, the exact number, and as I was pulling into my driveway last night, the door locks started unlocking and locking, and immobilizer malfunction service now kept flashing on the screen. to reset the immobilizer on a ford fiesta mk7 you will need to make sure to lock the car, unlock the car, and allow the key to sit in the on position for at least 30 seconds to re-pair with the car. namzsteve Expert … I had this problem before on my old mondeo so I know there is a sequence but without the book I'm stuck. ... let it sit for some time. Before you try the possible ways to reset the anti-theft system, you should first check the car’s battery. If battery is ok, have a battery reset done and code should disappear. - posted in Ford Fiesta Mk7 Forum - (2008-2017): Hi all, Am really desperate for some advice or help if anyone has come across this issue with their fiesta. Problem added: Jun 20, 2017 (3 years ago) Immobilizer malfunction light came on and now I cant start the vehicle. SOURCE: the transmission/engine fault warning light flashes when driving ona ford fiesta 2.0 st 2006 Hello The engine and transmission in this cars drive train are fully electronically controlled by a computer called the PCM (Power Train Control Module). If the battery is drained out, the system is unlikely to read any method of trying to reset it. Immobiliser fault help! 1 0. PATS Immobiliser Fault Codes Introduction If a fault develops on a vehicle fitted with Ford PATS there are a series of simple checks which can be carried out before proceeding, if necessary, to the FDS2000 diagnostic programme. All the lights are on but nothing else. I don't have the books for this car I have inherited. What could be the problem? Answer Save. Issue with my Ford Fiesta - Immobiliser malfunction Service now. Turn on the Ignition Its really nothing to worry about...the 01 is the code count...i.e. 2015 Ford Fiesta Immobilizer malfunction service light. First start of the day it starts fine. Ford Fiesta R reg - Immobiliser reset sequence. you will lose you radio stations and any bluetooth info you have saved to the car but it may reset the code and allow you to take it to the dealer for diagnostics test. Used the second key which I now suspect had not been sync'd and the car won't start. But every other start during the day is hit and miss. Early systems had a simple code stored on the key which was read by the computer while trying to start the engine. ( remove negative lead from battery and hold to +ve lead for 2 minutres). If so, remove the Fiesta key and use it separately. Nowadays, almost all vehicles have inbuilt immobilizer systems which prevent the engine from starting unless the correct key is being used.. No immobiliser problems going by your description. It's 2011 Ford Fiesta. 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