Your Lexus IS doesn’t start anymore? Have you analyzed all kinds of things? Battery, alternator, spare keys… And you feel like the problem originates from your immobiliser ? It is certainly possible, indeed that it is in question if your vehicule doesn’t want to start anymore or stalls when starting for no reason. You want to disable the immobiliser on your Lexus IS ? You are in the right place, we have written this content to support you see more clearly and solve your trouble connected to this element. First, we will see how the immobiliser functions on your Lexus IS, then the different techniques to disable it.

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How your immobiliser system functions on Lexus IS

Before explaining the different solutions available to you, here is a short introduction to show you the intent and functions of the immobilizer in your Lexus IS. This electronic part came out 30 years ago and aspires to prevent the theft of your Lexus IS. Actually, thanks to a transponder and an antenna (coil) included in the key, and, a immobilisation control box included in the ECU and a reception antenna on the neiman, your Lexus IS will go each time you put the key in the ignition, it checks that the code emitted by your key is indeed the one asked by your immobilization box. It is only at this moment, that it will allow you to start. It is thanks to RFID technology (chip in the key) that this device will work.

The different alternatives to bypass the immobiliser on your Lexus IS

Enter the code to turn off the immobiliser

First methodology, your key no longer enables your Lexus IS to start, you want to deactivate the immobiliser of your Lexus IS, but first of all you should try this technique to start it and take it to a garage examine that you can not perform a less significant process to reestablish the normal start of your vehicle. Actually, with your vehicle you should have a spare key (which you should try and which should start your Lexus IS), 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 vehicle 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 process until you have entered the entire code. This should let you start your Lexus IS without having to remove the immobiliser.

Repair your key at a key specialist or your dealer

If despite a battery swap, several tries to enter the immobiliser code on your Lexus IS 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 device from your Lexus IS. Actually, your transponder must have been damaged or must have fallen off your key. To correct this problem, only option, go to a key specialist (also available on the internet) or, at your dealer who can repair your Lexus IS key. Based on 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 dealer if you have no support and you want a new functional key, it will avoid you having to remove the immobilizer from your Lexus IS.

Manually remove your immobilizer

Although you may be thinking to bypass the immobilizer from your Lexus IS, this is not recommended at all for several reasons. First your Lexus IS would be much more vulnerable to theft attempts. Actually, without an immobiliser box, simply doing “the wires” may be enough to start it. Additionally to that, your insurance, in case of theft most likely won’t refund you if it realizes that the immobiliser on your Lexus IS has been removed, bypassed or deactivated. This if you still want to do it, some sites still give the methodology, we have made the choice not to disclose it, because it could help people with bad intentions.

To find more tips on the Lexus IS, take a look at the Lexus IS category.