Key Fob Repair: Replacing the Battery

When they are tossed around in pockets and purses, key fob buttons can deteriorate and fail to register presses with accuracy. Replacing the small battery, which most car fobs have in a snap-out case, can sometimes fix this problem.

If the contacts in the key fob are worn, a new replacement may not be sufficient to make it work again. Fortunately, this is an easy fix that you can try at home:

Replace the Battery

It could be time to replace the battery in your key fob if it isn't working or takes longer to unlock or lock your car than usual. Replacing a key fob's battery is among those easy tasks that you can perform yourself. It is also an inexpensive fix that can save you the hassle of a professional locksmith or dealership.

You can buy the coin-style (CR2032) battery at any auto parts or home improvement general retailer. The key fobs come with slots for these batteries, and it is simple to replace the battery. Based on the brand, you may have make use of a screwdriver to open the compartment.

If your key fob comes with clips that hold the batteries in place, gently take them off them with your fingers or other non-metallic tools. Install the new battery, taking care to put it in the right place. Take note of the orientation when removing the old one. Avoid touching the flat surfaces of the batteries as this can reduce their life.

Once the new battery is installed then close the key fob's case and test it by pushing the button to ensure it works. If the key fob still does not work, you'll have to open it again and ensure that the battery is correctly inserted.

It's also possible that a simple replacement of the battery will not be enough to resolve the issue, for instance physical or electrical injury. In that situation, you'll need bring your key fob into an auto service or dealer center for repair. Before you do that, there are four problems that a replacement battery cannot fix. It is important to be aware of these issues to be able to seek assistance from a certified technician when necessary. You can also read how to fix the defective transmitter of a key fob in order to determine the reason why it's not working.

Clean the Contacts

Cleaning your key fob is crucial to its function and lifespan. Over time, natural oils from your fingertips and pocket lint can build up on the keys' buttons and crevices and even cause keys to stop working altogether. All you need is rubbing alcohol a cotton swab and some alcohol to rub it on.

The key fob must be opened first by gently prying the battery out with either a screwdriver or coin. Be sure to note the type of battery it's (negative and positive sides) so that you can insert it again correctly after you're done.

Then, wet a cotton swab or small brush with isopropyl (rubbing) alcohol and begin cleansing the dirt off all of the fob's buttons and the surrounding areas. Be particular about the battery contacts, making sure that they are free of grease or dirt. After you're done, make sure to allow the fob and its components completely dry.

If your fob doesn't work after cleaning it, it could be an idea to reset the system. Check the owner's manual for the instructions on how to do this and follow them accordingly. This could bring the key fob back to life if the issue was simply a dead battery.

After the key fob's been cleaned and resynched it is a good idea to keep up with regular maintenance. By regularly wiping it clean with a damp cloth and mild soap, you can ensure that your key fob will perform well for the years to come.

Reset the System

Although today's ultra-modern key fobs have more features that are safer and more convenient than ever, they can still encounter some issues. Most of the time these issues aren’t serious or complex and can be solved with simple solutions, like changing the battery. If the problem is more severe or the issue can't be solved with simple methods such as a professional auto repair shop can repair key and replace the key fob.

The primary function of the device is to lock or unlock your car key repair cost, however you can also make use of it to activate certain vehicle features. One example is the ability to lower or raise a sunroof by using the key fob. This feature can be very useful when you have to open the roof while stuck in traffic or your hands are full. Key fobs are also useful in summoning your car if it's parked in a shady location.

The key fob's internal circuitry and buttons can become faulty due to manufacturing defects or wear and tear. The signs could include intermittent behavior or failure to lock or unlock the car. Moisture or other electromagnetic interference sources can occasionally interfere with the function of a keyfob. If your key fob is damaged by dust or become wet, it must be cleaned prior to attempting to use it again.

Replacing the key fob battery or Repair Key cleaning the contacts can help fix a malfunctioning device but if the device continues to malfunction it may be necessary to do a factory reset. This can clear up system issues and restore operating efficiency of the device.

If you're not sure how to perform a reset make sure you consult the owner's manual or manufacturer's website. Some devices require special tools to reset them, however you'll find instructions specific to the model you have.

Another option for resolving issues with your key fob is to contact an Apache Junction mobile car locksmith. They can replace and program keyfobs for almost all car models. In addition, they can also repair keys for cars that have chips inside them.