If you notice that your key remote does not unlock your car lock your car or start the engine for those with the automatic start button as early as it should it s probably time to replace the battery.
Automatic car keys not working.
The key fob battery is dead.
These are mostly the reasons and troubleshooting options when a remote key won t unlock car door.
If you have any car related problems or questions yo.
Here are some reasons why 1.
Batteries are the primary source of power for car key remotes and they work directly with the transmitter in the car remote key.
There are five common reasons why your car door lock is not working.
You may want to try holding the key right up to the button and attempting to start the car again.
The older car remote entry systems used rf systems which were not fully secure as their signal could be easily captured and played back to unlock and enter the vehicle.
Multiple clicks needed to unlock the doors.
If you drive a fairly modern car there is less of chance that you will have to deal with this which is mostly attributed to the presence of key fobs and keyless entry remotes.
Here s another one you can try if the first didn t work.
If you have a vehicle that uses a push to start button ignition rather than a turn key ignition a key that is not necessarily dead but has a low battery may not be recognized by the vehicle from a distance.
In most of the modern cars you are not required to insert keys to open the doors since they come equipped with remote locking unlocking.
Get in your car and lock the door manually.
Car key remote batteries dead.
This is one of the most common reasons why your car door lock is not working.
If your car key is not working when you attempt to unlock your car there is a possibility that the lock itself is damaged.
Car remote key not working.
In that case you may have to reprogram the remote so that it pairs up with the car s receiver unit.
If your locks arenĂ¢ t working replacing the battery in the key fob could solve the issue.
Reprogram the smart fob.
If your key is working but the button suddenly stops locking and unlocking the door here is a quick fix.
Many of these batteries have a long shelf life which usually makes drivers complacent.
If you can unlock the car manually the locks are working mechanically.
Insert your key into the ignition and pull it back out six times within a maximum of just 10 seconds.
There could still be a problem with the electrical system which you can check by toggling the automatic lock and unlock buttons in your vehicles interior.