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What is Car Keys Programming Modern cars have computers in the key fob to communicate with the vehicle The key and the computer must be programmed so that they know each other Depending on the car manufacturer this can be done by a locksmith or at the dealership The procedure may differ but always straightforward What is the key to in reprogramming If your car keys stop functioning because of damage or loss of the key fob its best to get them reprogrammed with an expert The process isnt easy and risky if not done correctly There are various steps to take into consideration dependent on the type of vehicle Many people choose to hire an auto locksmith to carry out this service instead of attempting to do it yourself The reprogramming process for most cars is fairly straightforward The professional will first look at the make and model to identify the blank key fobs tools and other components required The professional will then program the new chip or clone it using specialist equipment Then they will test the key to make sure its functioning correctly Some vehicles require a sophisticated programming system that only a few car specialists have access to This can be a costly option that requires an extensive amount of time and learning to master If you have a reliable and experienced auto locksmith with the appropriate equipment they will be able to complete this process quickly for you In go here certain vehicles come with special EEPROM programming procedures that have to be performed by an expert These procedures can take several hours and are not easy to follow These methods can be dangerous and can damage the circuit board in the antitheft system of your vehicle Youll need a manual for your vehicle if need to change the programming of your keys Some guides will work with most models but they may not work with all Most of these guides will advise against using DIY methods since they could lead to the information stored in the security module of your vehicle becoming damaged In some cases manufacturers will not allow their dealerships change the programming of keys This is due to the fact that they need to have a secure connection with the factory computer that is used to store this information This will stop anyone from using your vehicle if someone were to get the original key How do I get a key programmed The process of reprogramming a car key is to insert a blank chip inside the key and programming it to match your vehicles current settings You can get a replacement from your car manufacturer but it could take a long time In the meantime you wont be able move around with ease This is where car locksmiths come in Depending on the car you drive you might be able to change the programming of your own key with software you can purchase online However these pieces of software do not support all makes or models and are a bit difficult to use It is better to let a professional program be your key for you because they have the proper tools and know how to use it Youll require an assortment of keys that match your cars model and make to accomplish this You can purchase them online at a discounted price but ensure that they are blank You may also visit a locksmith but these are more likely to charge you more because they will need to purchase their own software and advanced car key programming tools in order to program your car keys for you These advanced car key programming devices are costly and only accessible to professionals with the proper license They also have token systems that allow only one program per day or hour If you repeatedly program the key then the code in the car may become corrupted It is therefore recommended to let an experienced auto locksmith do the reprogramming of keys for you They will have a better understanding of the software and security systems that are involved which will significantly reduce the risk of any mistakes or corruptions that occur Additionally they will have the latest software and tools to do so that are more secure and efficient What are the requirements to program keys Modern vehicles require keys with special chips that communicate with cars systems The chips have to be programmed to be compatible with the specific car you own which makes it impossible to just use any key fob that is compatible with your car even if its duplicate This makes it more difficult to steal your car however it also means you cant just replace your broken key with a new fob and expect it to work Most people will need to get a locksmiths help to program a key for their vehicle however it is possible in certain cases to do this yourself Youll need two car keys that work Once you have these keys two keys you will need to sit in the drivers seat and open your cars ignition You will then insert your new key into the ignition and turn it to start your vehicle This will link the new key to your system making it a functioning replacement for your lost one This procedure can differ depending on the manufacturer Follow the instructions that came along with your key or go online for your specific modelyearmake to find the specific steps You should consider buying a key shell instead of the head of a key if you want to cut down on the cost of programming keys The shell is the plastic piece that houses the key blade therefore you can often buy them at a lower price from hardware or auto parts stores It is still necessary to transfer the internals the chip and circuit board from the previous keyhead to the new shell It can be done by a professional but it will cost more than a spare key that you can buy The professional will have to be equipped with a sophisticated programmer to connect to the computer in your car and this equipment can cost thousands of dollars You may be able to buy a cheaper version online however this will not likely work with your vehicle The process of reprogramming keys can be a bit complicated and certain cars are more difficult to program than others Some models can be programmed onboard by using an OBD2 Reader while others require a specialized tool known as an EEPROM Reader Some of these tools are only available through dealers and cost a lot It is best to leave this to professionals How long before a key is programmed Its dependent on the type of car you own and whether it comes with special antitheft features For example many cars have a system that stops the key from being able to start the car if it isnt programmed to work with the specific vehicle This is done in order to prevent theft and will require that a professional locksmith be hired for each model The key should be able to communicate with the computer onboard to unlock the doors and then start the engine A professional auto locksmith can solve this problem quickly Even for professionals with experience Certain models of cars are difficult to program The process can take several hours or even days for these models This is because the process will require EEPROM programming techniques that the majority of locksmiths dont have access to Cars can also have various other features that require a particular programming for the vehicle to function correctly This could be remote starts an automated transmission or power windows In these instances an auto locksmith professional will be able to assist if you have lost or damaged keys Before determining which tools are required professionals will require the make and model number of the vehicle They will also need a blank key compatible with their vehicle Once they have these two items they can program the key fob or transponder chip and copy the key in case they need to Once all the work has been completed the key will be tested to ensure that it works The security light on the dashboard will stay on until the key has been programmed correctly This is a way to inform the owner that their key isnt working correctly and should be programmed again It is crucial to have a spare key in case you lose or damage the one you have It can be expensive and timeconsuming to program a damaged key A professional auto locksmith can complete the task faster and at a lesser cost