insert your vallet key in the driver side door lock (outside the car) turn the vallet key towards lock and hold it there. while it is held towards lock, press the unlock button on your new remote for 2 seconds. let go. press it again for 2 seconds. let go and you should hear an alarm honk or something like that. Since the key does sound to be turning try lubricating the cylinder and see if it turns the other way at all to unlock it.If this does not work then it will take a lock smith or someone with door unlock tools to open the door to then access the battery unfortunately. Recommended video Use spare key: You can try starting your Passat with its second key. It will also rule out any other problem with the first key, for example, water damage. How long does the key fob battery last? Depending on how often you use the key fob or remote control of your Passat, the battery should last between two and four years. This sub is dedicated to Volkswagen Passat enthusiasts, owners, mechanics, experts, and newbies! My B6 2005 Passat's drivers door won't unlock. The drivers side door won't unlock with the key fob or button inside, only solution is to open it from the inside, then the outside handle works just fine but if I lock it I have to open it Driver's door won't lock. I can lock the doors with the key fob but it does not beep. The alarm sets, and the passenger doors all lock, but the drivers door does not. I have checked that all doors are closing properly, and the transmission is in park. I also tried both key fobs with the same result. Yes I tried the procedure; removed plastic cap besides door handle; put good key in ignition w/o starting car; lock door with manual plastic key; push bad fob buttons. does not work. The key will start the car but will not lock/unlock doors. It will not open trunk or set alarm either. .

vw passat b6 key won t unlock