[Senjorq97]

car won't start with the spare key, can this be sorted remotely?

[elektronik13]

car won't start with the spare key, can this be sorted remotely?

Remotely if you have the hardware you need

if not then only in dreams

[sanndo]

Its very easy to add keys to this car.. .You need a 2 keys from any ford after 2004y and forscan + elm327/els27 cable.
Delete all keys and program at least 2 new. Thats all