You should straighten the key adjust and refine it as much as possible in order to be able to insert it into the lock.
Key won t work in door lock.
Forcing it could break the key in the lock.
If this method does not work you may need to use a more solvent based lubricant like wd 40 to loosen the dirt.
A dry graphite lubricant will lubricate the inside of the lock making it easier to unlock.
A dead key fob means you re locked out of the car which is the last thing anyone would want when in a hurry.
If your key will only go in part way this could still be the same problem or there may be an obstruction in the keyway.
Faulty lock the internal mechanism could be broken.
A key fob is a nice convenience but it s frustrating when the remote key won t unlock car door.
A key that doesn t turn in the lock could have several causes.
Assuming the door lock is hard to unlock with a key because it is dirty or gunked up inside and not damaged your best bet is to use a dry graphite.
Keeping your car doors locked is one important safeguard against auto theft and vandalism but it can also backfire.
For serious lock problems it is usually best to call a locksmith or to replace the lock.
In most cases it s the battery that has gone.
The key is bent and the lock barrel is straight.
For other types of problems with door knobs and locks please see repairing door knobs.
Dry powdered graphite will not.
You may be able to take care of the problem yourself or you may need to call a locksmith for help.
Ideally use a vice bench and a small hammer.
How to do so.
Debris or ice from cold weather may be causing problems with the cylinder or you might simply be using the wrong key.
Key won t work in the lock.
An improperly functioning latch may be the result of a poorly fitting door.
Key is hard to turn or won t go in the lock don t force the key.
For any of a variety of reasons occasionally car keys won t turn in the door.
There are a few reasons this can happen but they are all solvable problems.
Gently and slowly hammer the key on a straight and hard surface.
It s possible that there is an issue with the lock cylinder.
Here we look at how to fix problems with a key operating a door lock.
Door locks are complex mechanisms with lots of tiny moving parts and as such can malfunction on occasion.
See below for taking apart your door lock and getting it to work like new.
The lock mechanism may not work simply because the lock is dirty or dry and needs to be lubricated with graphite do not use any type of oil because this will gum up the works.
Locks exposed to the elements sometimes collect a lot of dirt.