How to disable the immobiliser Mercedes Sprinter ?

Your Mercedes Sprinter doesn’t start anymore? Have you tested all kinds of things? Battery, alternator, spare keys… And you feel like the trouble emanates from your immobiliser ? It is actually quite plausible, indeed that it is in question if your automotive doesn’t want to start anymore or stalls when starting for no reason. You want to disable the immobiliser on your Mercedes Sprinter ? You are in the right place, we have created this article to help you see more clearly and solve your concerns relating to this part. First, we will see how the immobiliser works on your Mercedes Sprinter, then the different ways to disable it.

How your immobiliser system works on Mercedes Sprinter

Before detailing the different solutions available to you, here is a short intro to explain the goal and functions of the immobilizer in your Mercedes Sprinter. This electronic part was invented 30 years ago and aspires to prevent the theft of your Mercedes Sprinter. 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 Mercedes Sprinter will go each time you insert the key in the ignition, it controls that the code emitted by your key is indeed the one asked 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.

First technique, your key no longer permits your Mercedes Sprinter to start, you want to turn off the immobiliser of your Mercedes Sprinter, but first of all you should try this process to start it and take it to a garage examine that you can not execute a less important process to restore the normal start of your vehicle. Indeed, with your vehicle you should have a spare key (which you should try and which should start your Mercedes Sprinter), but if you don’t have it you should at least have the “code card”, it includes 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, repeat the process until you have entered the entire code. This should allow your Mercedes Sprinter to start without having to remove the immobiliser.

Fix your key at a key specialist or your car dealer

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

Manually remove your immobilizer

Although you may be thinking to bypass the immobilizer from your Mercedes Sprinter, this is not recommended at all for different reasons. First your Mercedes Sprinter would be much more vulnerable to theft attempts. Indeed, 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 acknowledges that the immobiliser on your Mercedes Sprinter 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 get more tips on the Mercedes Sprinter, take a look at the Mercedes Sprinter category.