How to Repair Car Lock Actuator
If your power door locks aren't responding when you press the lock button on your keyfob, it could be a sign that your actuator has failed. In this situation, lubricating it will usually solve the issue.
It is best to talk to an expert auto locksmith.
Unlocking the Door
Getting locked out of the car is a frustrating experience however there are several options to get back inside. If you are a member of AAA or another organization that provides roadside assistance, they'll provide a locksmith you, but you might also be able back inside using DIY tools and techniques. These methods will work best on cars with power door locks, which can be opened by pressing the lock button on the armrest or using a keychain.
This method requires a straightened out wire hanger with hooks on one end or another long, rigid tool that won't break when under pressure. It must be long enough to reach either the car lock button or door handle. One end should have a hook to catch the latch. Also, you will require tools like pliers to secure the end of the hanger and a pair of long tweezers to manipulate it.
First, you'll need to create an opening between the window frame and body. Place the rod or hook of the hanger into the gap that you created and then try to slide it or press the door lock flipper button or switch using it. The door will open with a little luck.
If your car has an electronic lock, you will need to figure out a way to unlock the door from the inside without knowing the code. You can pull a lever on the inside of the door to open it however, you must first to find out how to access it. A Slim Jim can be used to accomplish this, or a similar long tool that can be inserted into the space between the window and the door.
In some cases none of the methods above will work and you will require a professional locksmith for assistance. Ask them what they'll charge before they arrive.
Unblocking the Keyhole
If the lock is stuck due to the key was inserted prior to it was fully engaged, try to gently push the pin tumblers into their proper position in the internal cylinder. It may solve the problem however, pushing too hard could cause more damage to the. In this situation it is recommended to seek out a locksmith.
Keep the lock lubricated using graphite spray, or a silicone-based product. These products are better than oil-based products such as WD-40 which tend to attract dirt and other debris. Apply the product to the lock, insert and turn the key several times, and then move the key around into the hole to distribute the lubricant throughout the mechanism.
Another helpful item to keep in your arsenal is powdered graphite, which functions similar to dry fluid. It promotes smooth movement without getting rid of grime and dirt. It's safe to use on locks with internal pin tumblers. Rub some grains of powder inside the lock. This will lubricate the lock and get rid of any gunk that might have built up around the keyhole.
In the end, it's essential to replace the key frequently to ensure it's in good shape and to prevent it from getting blocked over time. This will allow it to last longer and perform more efficiently.
If the key is still not moving freely or jams easily, it is likely to be worn out and requires to be replaced or recut. You can use a file to smooth the sharp points on the key teeth to avoid sticking in the future, but this is a job best left to a professional.
If the suggestions above do not work, you may try to get rid of the key stuck by taking the strike plate off the door frame and filing down the lower lip of the plate to increase the size of the opening in where the key is placed. If this isn't working, contact an experienced locksmith who will have the tools required to remove the lock from the door. They'll have tools to detach the locking mechanisms and be able determine why the lock doesn't work properly.
Unfreezing the Lock
With the Polar Vortex bringing cold temperatures and winter storms, frozen lock situations are common. The good news is that there are simple ways to free the lock so you can unlock your car. First, try to chip away any large chunks of ice which block your lock cylinder. It is essential to take care in this process to keep from damaging your car's door or lock cylinder.
Pouring boiling water on the lock is a popular trick. It may work initially however it could harm the lock in the long run and refreeze any moisture left in the lock cylinder. Pouring hot water can also cause thermal shock that could short out modern electronics in the lock cylinder as well as the door sensor. Using sharp objects or metal to break the lock or try to push the key in could also cause damage to your car's door or lock and could potentially result in a broken lock.
A better alternative is to heat the key using matches or a lighter and then insert it into the lock. The key can be heated using lighter or a hairdryer to melt the ice covering the lock cylinder. This will allow you to turn the key to unlock the door. If you're not able to get the key to go in fully, you can heat it up again and try again. Using a commercial de-icer on your key or spraying the lock with a grease can help remove any ice that has formed on the lock.
It is a great idea to leave your car parked in the sun and let the sun to melt the lock. This may take a while to do but it is an easy and affordable solution to a locked that is frozen issue. It is advisable to keep a de-icer can in your car for emergencies such as this is also a good idea as the chemicals can quickly dissolve any ice and prevent future freezing.
Replace the Actuator
The actuator is the tiny motor that moves the lock through a series of gears. It can be activated by turning a key inside the door, pressing the button on the remote device, using keyless entry, or by activating it through the central control unit. It uses a very small amount of power and is prone to wear out over time. It is prone to wear out and produce a buzzing noise or a machine gun sound that won't stop until the actuator is replaced.
The majority of people can replace the actuator with a few tools and perseverance. The steps vary from car to automobiles, since manufacturers assemble parts differently. However, the basic procedure is the same. The battery must be disconnected first to avoid electrical issues during the repair. Remove the door panel with care from the car. Depending on the car you might also have to remove the window and/or regulator to gain access to the actuator.
After removing the panel, you will see the actuator attached to the door latch. The bolts holding the actuator in place can be removed with the help of a screwdriver. The actuator can then be pulled out of its mount. Once the new actuator is in place, carefully reconnect the connector to the wiring harness. Connect the rods and cables to the latch, actuator and door panel.
Once the trim panel is in place, you must replace any clips that fell off during removal. Make g28carkeys.co.uk to check all screws to ensure they are tightened properly. This will stop any rattle or looseness. Reconnect all wires that were disconnected and test the actuator to make sure it is working. Install the door panel, trim piece, and battery. Then, run another test. If your doors don't work as they should, it could be time to replace the actuator.