Actuator usually to blame for broken power locks.
Power lock wont work one door.
In most cases the problem with a door lock actuator is limited to only one door.
Remove a door panel for a dodge ram fix a power door lock window or speaker this video explains it all in detail.
The power door lock actuator is the part of the power door lock system that actually controls the locks.
To lock the doors the switch provides voltage to the two terminals of the solenoid.
The actuator is a series of gears with a set of rack and pinion gears at the end.
I hear that the foil fix works very well or you could buy a new power actuator.
If it does there s probably a broken or partially broken wire in the hinge area.
Malfunctioning power door lock actuator.
Power door locks can break down over time because of a worn out actuator.
The switch provides power to the door lock solenoids.
If the electric motor or the mechanism inside the door lock actuator wears out the door lock may lock or unlock slowly or work sometimes but not all the time.
In some cars a failed door lock actuator may lock but wonâ t unlock or the other way around.
The drivers door switch controls all power door locks.
If the key works in it and the other front door a previous owner may have replaced the driver s door key cylinder but not have paid to have it keyed to the other locks.
Inside each of your car s doors is a hard working motor that locks and unlocks them with each push of a button.
The drivers door lock switch is the most used so it stands to reason that it would fail first.
When the actuator gets the signal from the power door lock switch a small motor turns the gears.
The power lock works on the driver door it just doesn t trigger the lock on the driver door but it does lock unlock all the other doors.
Symptom summary the power door locks are all inoperative or a single door lock is inoperative.
Don t waste your time changing the power.
Usual cause the power door locks utilize individual solenoids in each of the doors that activate the door lock mechanism.