Hot answers tagged key
The smart key system you are referring to is specifically designed to work at very short distances requiring the key to be inside the car before it would start. When i worked at Mazda on cars with smart keys, the car had 4 antennas just to make the system work seamlessly with the short range in mind. There was an antenna in each front door and the trunk to ...
If the key doesn't have a battery you can remove, it might be powered by RFID. Try wrapping it in aluminium foil.
I can't speak for your region, but where I am there are several locksmith/key shops able to cut and program the blank key for a fraction of the cost.
Only top voted, non community-wiki answers of a minimum length are eligible