WD40.
How to open hood on Toyota echo
My girlfriend has a tercel and her door lock has failed when it was locked ..... And WE had just used a coat hanger to open it up mind you it was not easy but it works now I did not lock it after wards until had replaced it.............
You can open a key lock on a door knob, or you can open a deadbolt lock on the door itself.
on my 1986 you have to go in behine the door pallel and flip up the lock. A small clip brakes and won't let the door unlock...
Slide the card through the slot where the lock is by the door. Set the card where the lock would be. Now open the door.
Might have child's safety lock on.Read the users manual if you have it.
Bit of a hassle, but I think I would take out the back seat, you could then slip something between the door and the frame and flip the child lock. Look at the other door to locate where the lock is in relation to the door. If this doesn't work, with the seat out, you should be able to remove the door panel and gain access to the lock from the inside and open it .
You'll need a professional locksmith to open the lock without damaging the lock and door .
To open a door with a lock, you will need the corresponding key. Insert the key into the lock, turn it in the direction that unlocks the door, and then push or pull the door open. If you do not have the key, you may need to seek assistance from a locksmith or someone who can help you unlock the door.
Just push the "MANUAL DOOR" switch at the vicinity of the dashboard at the left and above of the stereo ; it should lock-out the electrical and you can just open and close the door manually.
buy a new lock
Remove the door panel, remove the lower side of the window channel, remove door lock mechanism. remove the black plastic cover help by 2 screws, then remove the black plastic door lock unit, with the connector on it, and replace. You can pry the unit open and replace the electric motor in it.