How to Repair Car Lock Actuator
If your power door locks aren't responding when you press the lock button on the keyfob, this could indicate that your actuator is damaged. In this instance, you can usually fix it by lubricating the device.
It is best to consult an experienced auto locksmith.
Unlocking the door
If you've locked yourself out of your vehicle, it can be a frustrating experience. However there are some things you can do to get inside. If you're a part of AAA or another service that provides roadside assistance, they will send a locksmith to assist you, but you may also be able back inside using DIY tools and techniques. These techniques work best on cars that have power door locks. These are opened by pressing the lock button that is located on the armrest, or a keychain.
This method requires a straightened-out wire hanger that has an end with a hook or another long, rigid tool which won't bend when under pressure. It should be long enough to reach either the car lock button or door handle. One end should include a hook that can catch the latch. It will also require pliers as well as long tweezers to adjust the hanger.
First, you will need to create a space between the window frame and body. Put the rod or hook of the hanger into the gap that you created and then try to slide or push the door lock flipper button or switch with it. With a bit of luck, the door will open.
If your vehicle is equipped with a digital lock then you'll need find a way to unlock the doors from inside. You can pull a lever on the inside of the door to unlock it however, you must first to know how to get to it. A Slim Jim can be used to accomplish this or a similar tool that can be put into the space between the door and the window.
In some cases, none of the above methods will work, and you will need to call an expert locksmith. Ask them about the price they will charge prior to their arrival.
Unjamming the Keyhole
If the lock is stuck due to the key was inserted before it was fully engaged and locked, try gently pushing the pin tumblers back into their proper position in the internal cylinder. This could fix the issue However, pushing too hard can cause additional damage, and it is best to contact locksmiths to address the problem.
Keep the lock lubricated with graphite spray or a silicone-based product. These products are superior to oil-based products such as WD-40 which tend to attract dirt and other debris. Apply the product on the lock. Inject and turn the key a few times. Then jiggle the keys in the hole.
Powdered graphite is yet another item you should keep in your toolbox. It acts as a dry fluid. It allows for smooth movement, without drawing dirt and grime. It is safe to use with locks with internal pin tumblers. Try rubbing a few grains of the powder into the lock to make it lubricate and get rid of any gunk that has been accumulating in the keyhole.
In the end, it's essential to replace the key regularly to keep it in good working order and stop it from getting stuck over time. This will allow it to last longer and perform more efficiently.
If the key is still not turning freely or is jamming easily, it is likely to be worn out and need to be replaced or recut. You can employ an instrument to smooth the sharp edges of the key teeth to avoid sticking in the future however this is a job for a professional.
If the above tips do not work, you may attempt to remove the stuck key by taking the strike plate out of the door frame, and then filing down the lower edge of the plate to increase the size of the opening into where the key is placed. If this fails, contact an expert locksmith who will have the tools required to disassemble the locked car door. They'll have tools that can enter the locking mechanisms to detach them and will be able to determine why the lock isn't working properly.
Unfreezing the Lock
Locks that are frozen are commonplace during the Polar Vortex, which brings cold temperatures and winter storms. There are a few quick techniques you can employ to defrost the lock and open your vehicle. The first step is to chip away any large pieces of ice that are blocking your lock cylinder. It is crucial to take care in this process to avoid damaging your car door or the lock cylinder.
Another common trick is to pour boiling water onto the lock. This may work at first however it could harm the lock over time and refreeze any moisture left in the lock cylinder. Pouring hot water into the lock or door sensor could cause the door sensor to experience a thermal shock. You could also damage the car lock or door by using sharp or metal objects.
It is best to heat the key using matches or a lighter, and then insert it into the lock. The key can be heated using a lighter or hairdryer to melt the ice coating the lock cylinder. This will enable you to turn the key and unlock the door. If you are unable to get the key in fully into the lock it up again and try again. You can get rid of ice from your lock by spraying lubricant on the lock or using a commercial de-icer.
It is a great idea to leave your car parked in the sun and let the sun thaw out the lock. It could take a while, but this is an inexpensive and simple solution to a lock that is frozen. It is an excellent idea to have an empty can of de-icer in your bag for times of need. The chemicals break down the ice and stop further freezing.
Replacing the Actuator
The actuator is a small motor that moves the lock through a series of gears. It can be activated by turning a key inside the door, pressing a button from a remote device or using keyless entry or activating it from the central control unit. It is a low-power device that can get worn out over time. It is prone to wear out and produce the sound of a buzzing or machine gun sound that won't stop unless the actuator is replaced.
The majority of people can replace the actuator with basic tools and patience. The steps may vary slightly among different vehicles since manufacturers build the parts in different ways however the fundamental procedure is the same. First remove the battery to avoid electrical issues from arising during the repair. Then carefully remove fix car locks from the vehicle. Depending on the model of your car you may have to remove either the window or the regulator to gain access to the actuator.
After you have removed the panel you will be visible the actuator attached to the door latch. Usually the bolts that hold the actuator in place can be removed with a screwdriver. The actuator can be removed from its mounting. Once the new actuator has been put in place, be sure to connect the connector to the wiring harness. After that connect any cables or rods that connect to the latch and actuator and then place the door panel back in its place.
After the trim panel is reinstalled, you should replace any clips that fell off during the removal. Double check all screws to ensure that they are properly tightened. This will stop any looseness or rattle. Reconnect all wires disconnected and test the actuator to confirm it works. If it does, put back in the door panel and trim piece, then connect the battery and perform another test to make sure the locks are working exactly as they should. If your doors aren't working as they should, it may be time to replace your actuator.