Your Audi A7 doesn’t start anymore? Have you analyzed everything? Battery, alternator, spare keys… And you have the feeling that the problem originates from your immobiliser ? It is certainly plausible, indeed that it is in question if your car no longer wants to start or stalls when starting without a reason. You want to disable the immobiliser on your Audi A7 ? You are on the good article, we have written this post to help you see more clearly and fix your concerns related to this part. First, we will see how the immobiliser functions on your Audi A7, then the different methods to disable it.
How your immobiliser system functions on Audi A7
Before detailing the different alternatives available to you, here is a short introduction to explain the goal and functions of the immobilizer in your Audi A7. This electronic component came out 30 years ago and intends to prevent the theft of your Audi A7. 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 Audi A7 will go each time you insert the key in the ignition, it controls that the code emitted by your key is indeed the one expected by your immobilization box. It is only at this instant, that it will let you turn on your car. It is thanks to RFID technology (chip in the key) that this device will work.
The different possibilities to bypass the immobiliser on your Audi A7
Enter the code to turn off the immobiliser
First procedure, your key no longer permits your Audi A7 to start, you want to turn off the immobiliser of your Audi A7, but first of all you should try this approach to start it and take it to a garage verify that you can not accomplish a less significant operation to reestablish 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 Audi A7), 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 confirm the digit and resume, replicate the operation until you have entered the full code. This should allow your Audi A7 to start 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 Audi A7 still doesn’t work, it’s likely your key that’s at issue. We can understand that you still want to bypass the immobiliser system from your Audi A7. Indeed, your transponder must have been affected or must have fallen off your key. To fix this problem, only option, go to a key specialist (also available on the internet) or, at your car dealer who can fix your Audi A7 key. Determined by who you go to the repair should cost you about 100 euros if you still have a copy 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 Audi A7.
Manually remove your immobilizer
Although you may be tempted to bypass the immobilizer from your Audi A7, this is not advised at all for some reasons. First your Audi A7 would be much more vulnerable to theft attempts. Indeed, without an immobiliser box, simply doing “the wires” may be enough to start it. In addition to that, your insurance, in case of theft most likely won’t refund you if it knows that the immobiliser on your Audi A7 has been removed, bypassed or deactivated. This if you still want to do it, some internet pages still give the technique, we have made the choice not to disclose it, because it could benefit people with bad intentions.
If you need more guides on the Audi A7, go to our Audi A7 category.
