How to disable the immobiliser Ford Mondeo 4 ?

Your Ford Mondeo 4 doesn’t start anymore? Have you tried everything? Battery, alternator, spare keys… And you feel like the problem comes from your immobiliser ? It is certainly plausible, in fact that it is in question if your automotive no longer wants to start or stalls when starting for no reason. You want to disable the immobiliser on your Ford Mondeo 4 ? You are on the good website, we have created this post to help you see more clearly and fix your problems relating to this component. First, we will see how the immobiliser works on your Ford Mondeo 4, then the different methods to disable it.

How your immobiliser system works on Ford Mondeo 4

Before explaining the different solutions available to you, here is a short intro to explain the intent and operation of the immobilizer in your Ford Mondeo 4. This electronic part was invented 30 years ago and aims to prevent the theft of your Ford Mondeo 4. Indeed, thanks to a transponder and an antenna (coil) integrated in the key, and, a immobilisation control box integrated in the ECU and a reception antenna on the neiman, your Ford Mondeo 4 will go each time you insert the key in the ignition, it checks that the code emitted by your key is in fact the one expected by your immobilization box. It is only at this moment, that it will let you turn on your car. It is thanks to RFID technology (chip in the key) that this device will work.

First methodology, your key no longer enables your Ford Mondeo 4 to start, you want to disable the immobiliser of your Ford Mondeo 4, but first of all you should try this process to start it and take it to a mechanic check that you can not accomplish a less significant procedure to bring back the normal start of your automobile. Indeed, with your automobile you should have a spare key (which you should try and which should start your Ford Mondeo 4), but if you don’t have it you should at least have the “code card”, it contains the start code. Thanks to this code, you will still be able to start your automobile by entering it manually. To do this, turn on the ignition, use your centralized button to enter the digits, several quick presses (example: 2 for digit 2) then a stop of one and a half seconds to validate the digit and resume, duplicate the procedure until you have entered the whole code. This should let you start your Ford Mondeo 4 without having to remove the immobiliser.

Repair your key at a key specialist or your car dealer

If in spite of a battery swap, several tries to enter the immobiliser code on your Ford Mondeo 4 still doesn’t work, it’s almost certainly your key that’s at issue. We can understand that you still want to bypass the immobiliser system from your Ford Mondeo 4. Indeed, your transponder must have been weakened or must have fallen off your key. To correct this problem, only solution, go to a key specialist (also available on the internet) or, at your car dealer who can repair your Ford Mondeo 4 key. Determined by who you go to the repair should cost you about 100 euros if you still have a duplicate or your “code card” and about 350 euros at your car dealer if you have no support and you want a new functional key, it will avoid you having to remove the immobilizer from your Ford Mondeo 4.

Manually remove your immobilizer

Although you may be attracted to bypass the immobilizer from your Ford Mondeo 4, this is not advised at all for some reasons. First your Ford Mondeo 4 would be much more vulnerable to theft attempts. Indeed, without an immobiliser box, simply doing “the wires” may be enough to start it. Moreover to that, your insurance, in case of theft most likely won’t refund you if it realizes that the immobiliser on your Ford Mondeo 4 has been removed, bypassed or deactivated. This if you still want to do it, some internet pages still give the process, we have made the choice not to disclose it, because it could benefit people with bad intentions.

If you have any further questions about the Ford Mondeo 4, do not hesitate to consult our Ford Mondeo 4 category.