I’m a learner driver with my own car. My dad attached a magnet to my spare key so he put it on the fridge. My car now won't start with the spare key. Is this just coincidence or is it the magnet on ...

Having replaced the battery in my Ford Focus Zetec car fob, the remote still will not open the car and the alarm sounds as if the key is not put in the ignition in time. The spare key is not a remote ...