

We thoroughly test & repair all EIS modules. We can remanufacture your existing EIS and ESL Module unit and save you a lot of money. One of the main problems is the CPU chip inside fails or for example crashes just like a computer or PC.

At this point most people will advise you to purchase a new ignition unit which can work out extremely expensive. Some of the most common reasons are listed below:Īll of the above can cause memory loss or corruption of the EIS module and it cannot be repaired or re-flashed using the usual Mercedes diagnostic systems. It is very unfortunate but also a very common problem as there are many reasons as to why these units fail. If the EIS unit becomes faulty, the key will not turn & start the engine, this function will be de-activated and the module will be locked for security purposes. Mercedes EIS / EZS Immobiliser Key Module Problems Once you receive the module, back, Just install and start the car. If you need it overnighted to you please include and overnight return slip. If it is repairable, we will FIX or CLONE your EIS, bench test the EIS and KEY for quality, and send the package back to you within 1 Business day(Mail takes 2-3 Business days to get to you). If the EIS is not tepairable, we will need a donor part to clone your data over to it. Once we receive your package, we will bench test all the parts to determine the failed part. To cut the emergency key, we need an existing working emergency blade key to duplicate or send us your door key hole. If a new key is requested after the order has been sent back then an additional key would be $185 plus shipping. If you want to add an additional key to the order while the job is in our possession, please contact us on Skype to process ( $125 additional ). Send us tracking information for the package or text (512) 792-1717.Package the EIS and KEY safely in a padded box with the print out.Print this form out and fill out the following or on a piece of paper:.Print out your this form and write down ALL your information:.

