If the battery isnâ t the problem the issue may be with the fob itself.
Passenger door wont lock or unlock.
Anything else you want the.
Also the rear doors will not lock or unlock in any fashion other than manually.
Any of the buttons used on any door will lock the passenger door but no other doors.
A fuse is blown.
Have you checked the fuses.
Is it your first time dealing with this issue.
It seems like it tries to unlock but something might be stuck or need to be lubricated.
The front driver will lock unlock with a manual key.
Can you confirm the model of your nissan.
But the door lock on the passenger side will not lock itself completely which sort of undermines the point of having a remote to lock the car.
It won t work with the fob or by pressing the button on the door.
When the physical key can lock or unlock the door be sure that the mechanism of the locks is fine.
If you go to your car.
When you hit the power lock the lock switch moves partially into the lock.
These are mostly the reasons and troubleshooting options when a remote key won t unlock car door.
Assuming it s the front passenger s side door we know that the smart entrance control unit and fuses are good because the rear locks work.
Or does every lock have it s own fuse.
Won t open from inside nor outside.
The front passenger door works regardless of any method used.
Door panel is easy to take off.
There could be an electrical issue that prevents the fob from connecting to the door s receiver sensor.
You need a screwdriver and a panel popper or if you don t have one carefully pull the panel off with your hands you may have to get new panel clips.
If one door doesnâ t work but.
I can here it trying to unlock.
The key fob is faulty.
Have replaced the fob battery and also checked every fuse and relay.
Passenger side door will only unlock if you pull handle and only lock if you push lock down key switch or remote won t work.
Reprogram the smart fob.
Sometimes the remote still does not work after checking for all possible reasons.
The only way to unlock the door is to manually pull the handle on the inside.
You are on the right track.
This is one of the most common reasons why your car door lock is not working.
It s gotten progressively worse and now the power lock won t unlock at all.