How to change battery in the key Yes a little disappointing, expected the battery to last a lot longer. I just purchased a 2. CPO X3. Although the dealer knew one of the two key fobs was missing for almost four weeks before I closed on the car, they did nothing. Nevertheless, they finally sent me a new key fob I live 2. There was a lot of confusion about how to activate program the new key fob. The dealership I bought the car from had no clue at all BMW of Morristown, NJ and offered no help the salesman lost all apparent interest after I bought the car. I called a number of other BMW dealers and received a lot of conflicting advice ranging from make an appointment and we charge 12 to one hour of labor, to, you can easily do it yourself but we dont know how. After finally receiving the new key fob, I called the local BMW dealer Burdick Syracuse, NY to make an appointment. Instead of just making an appointment, the service advisor put me on hold and went to some effort to find out if an appointment was really needed. This is what the she accurately told me. Simply take the new key fob and hold it against the marked spot on the right side of the steering column and then start the car obviously a working key fob is needed. Thats all it took to activate the new fob. In fact, the Nav screen immediately popped up with a request to name the profile associated with the new key fob. The Valvetronic motor is used on BMW E90 models with a normallyaspirated engine. It is responsible for actuating an eccentric shaft that adjusts intake valve lift. Only have a valet key, remote key doesnt work or looks like hell New remote keys starting at 60. Car doesnt respond to any of the buttons on the key fob Car Wont Start If your car wont start then it could be due to your vehicles immobiliser system. The following is the best way to isolate the problem. BMW key fob replacement guide for installing a new battery in a door unlock remote for BMW comfort access keyless system. Dead BMW key fob wont work and needs a new. An active discussion forum providing information and resources for BMW Coding and diagnosis. Macros And Modules In Microsoft Access. Since there was so much confusion I thought I would at least post something that is searchable in case anyone else needs to do this in the future. Welcome to the BMW 3Series E90 E92 Forum. Welcome to BIMMERPOST, the ultimate BMW forum and community You will have to REGISTER before you can post click the. Forum Vehicle Coding and Programming. Once you are ready to code, check in here. We are mostly dealing with NCS Expert.