In order to remove the door panel.
My driver door won t lock.
In some vehicles the cable that connects the door lock actuator to the inner door handle may be built into the actuator assembly.
The key fob is faulty.
This motor powers the locking mechanism.
In most cases the problem with a door lock actuator is limited to only one door.
When this is the problem you will need to remove the door panel and have a look.
Open the door and troubleshoot the lock assembly.
Single door fails to lock unlock.
Circuit testing and voltage drop test.
Solutions for when your car door won t open from inside or outside.
Joined 10 mo ago 15 posts.
First unhook the negative battery power supply.
If your locks arenâ t working replacing the battery in the key fob could solve the issue.
The key fob battery is dead.
In some cars a failed door lock actuator may lock but won t unlock or the other way around.
This is one of the most common reasons why your car door lock is not working.
Use replacement parts if needed and mend the broken connections.
If you have a single door which doesn t lock unlock you most likely have a problem with the actuator motor.
Only the driver door has this problem.
Driver door won t lock unlock with remote only manually with key.
Lubricating the door latch is one of the ways in which doors that won t open from the inside or the outside can be fixed.
If all of the door locks are inoperative start your diagnosis at the fuse box.
This video is a demonstration of conventional methods used to prove an electrical device is faulty before replacing it.
An inoperative power door lock can be caused by the switch solenoid wiring problem or mechanical problem within the linkage of the affected door.
Jump to latest follow 1 8 of 8 posts.
Repair the broken connections.
If the battery isnâ t the problem the issue may be with the fob itself.