Wear and age are the usual underlying reasons for car doors not operating correctly not wanting to lock or unlock with the button or the key or not wanting to open from inside or outside.
Inside car door lock mechanism.
Try to open the door from the inside.
Car door lock repair.
In this car the power door lock actuator is positioned below the latch.
If the lock works then you have a broken or frayed wire that needs to be changed or repaired.
Once you determine only one door has a problem opening you can try opening the door from the inside.
Step 4 move door back and forth.
A rod con nects the actuator to the latch and another rod connects the latch to the knob that sticks up out of the top of the door.
Try these tips for a quick way to repair car door lock.
How to easily replace a broken door lock and handle on your car.
Hold the lock button down while you slowly open and close the door.
When the actuator moves the latch up it connects the outside door handle to the opening mechanism.
The controls that you use to lock and unlock and open the doors are connected to the locking and latching mechanisms via rods.
If the lock tries to move then it is a frozen lock mechanism.