Remote Key Fob Repair
Most modern vehicles now feature a remote key fob that can be used to lock, unlock or start the car. As with any high-tech piece equipment, there are problems.
These are usually very easy to repair. You can reset it by following the instructions in your owner’s manual.
Check the Battery
The battery in a key fob powers the remote control function. It's a small and inexpensive part that needs to be replaced regularly to ensure the fob's functionality. However, in addition to the battery, there could be other reasons your fob might not be functioning properly. The reasons could be physical damage, exposure to water or internal component failure. Whatever the cause when your key fob isn't responding and is not responding, it's time for a replacement battery.
First, make sure you have the right size battery. Most modern key fobs use the standard CR2032 three-volt battery that's easily available at many stores. The majority of these batteries are engraved with the size on one of the fob's edges. You can determine the kind of battery your car requires by searching for the brand name.
Once you have the right battery then carefully open the key fob, and then remove the battery. Take a photograph of the inside of your fob to ensure that you put it back in the correct way. This simple step will save you from having to purchase another fob because you made an error when putting it back together.
It is also important to know that some key fobs include an additional mechanical key, called an emergency blade. It's located inside the key fob and allows you to open the driver's side door in the event that your remote control isn't working. In order to access the key blade, you need to locate the notch in the center of the fob. The notch is usually a circular shape that is concealed by the fob's plastic casing.
If you want to check the battery's voltage using more care, make use of a multimeter. The majority of modern key fobs have built-in voltmeters, but you can purchase a multimeter at the majority of hardware stores for a few dollars. In general the battery should be reading 3.0 volts or more. A reading that is lower than this could mean that the battery is on its last legs and needs to be replaced immediately.
Check vehicle key repairs may seem like little more than fancy high-tech items for convenience, but they aren't indestructible. Remotes can stop functioning after a period of time, particularly when they are frequently used or if they have been subjected to physical abuse. In most cases it's simple to spot the issue and fix it with a remote fob. Usually, all that is needed is a new battery.
Modern car key fobs include several buttons that can perform various functions. For instance they can be used to lock and unlock the doors, activate the panic button, and open the trunk. When a button on the fob is hit, it sends a radio signal to a receiver within the vehicle. Some fobs include a button to start the car, which is useful during cold winter mornings as well as hot summer days.
The buttons on a key fob are reset by taking it apart and checking that they're not broken or stuck. Key fobs aren't usually made to be removed however the battery connectors on a key fob could become loose as time passes. If the button contacts are disconnected from the circuit board and need to be soldered, a simple job could be enough to get them back into place and restore the fob to its full functionality.
In addition, if a fob has been damaged or dropped in any other way, the buttons may be damaged or displaced from their alignment or otherwise misaligned. These problems are more difficult to fix by yourself. However a local auto shop can fix them using the right tools and experience.
Keep an extra key fob in an area that is secure in the event that the one you use frequently stops working. You'll avoid being stuck in the middle of nowhere without keys, or having to pay a lot to have the car towed to the dealer. It is also advisable to examine your insurance policy on your car or car club membership extended warranty coverage to determine whether it covers the cost of programming or replacing an entirely new fob.
Check the Casing
It's not uncommon for a keyfob to get wet. This can happen from a swimming pool, a rainstorm, or even from your washing machine. The moisture that is resulting can cause a variety of malfunctions within the electronics. It's a good idea to be aware that you can save a key fob from death by following a couple of simple steps and drying it thoroughly.
First, make sure that the buttons still work correctly. This usually involves taking out the buttons, cleaning them, and rebuilding them. If the buttons aren't functioning or appear to be able to open, it could be time to replace your remote.
Examine the case to make sure that there isn't any obstruction to the operation of the key fob. The case can be opened using tweezers, and then remove the battery. Don't remove the antennas or circuit board. If you damage the circuits that keep your key fob programmed, you will need to visit an Interstate All Battery Center or dealer to reprogram it.
After you have replaced and removed your battery, it's recommended to dry the key fob by putting it in a plastic bag containing silica gel packets. This will help prevent future moisture issues and help your key fob last longer.
Finally, if the fob is still not functioning properly, you'll have to visit a dealership or an independent shop that is specialized in your particular type of vehicle. They can reprogramme the key fob to match your particular vehicle, and hopefully restore its full functionality.
If everything else fails, an alternative key fob from NAPA can be purchased through the internet or at your local NAPA Auto Parts store. These do-it-yourself remotes function just like the factory key fob, but cheaper. They are easily paired to your vehicle using simple instructions. If you want to skip the high cost and hassle of a visit to a dealer, NAPA offers several do-it-yourself replacements that can be re-programmed in a matter of minutes at your home.
Check the Connections
The key fob you have may cease to function even though it's programmed for your vehicle. It could be due to various reasons that include broken batteries or buttons. If this is the case, you might be in a position to fix it yourself by doing some basic maintenance.
The first thing you have to ensure is that your backup remote is able to lock and unlock your car's doors. If it does then there could be an issue with your primary remote. If you still can't do it, try replacing the batteries in the backup remote.
It's a great idea disassemble your key fob before replacing the battery and examining the circuit board. Check for cracks in the solder joints. After you're finished replacing your key fob battery and rebuild it.
After you have replaced the battery and reassembled your key fob, you should test the connection to your vehicle. This can be accomplished by inserting a mini flathead screwdriver into the notch at the bottom of your key fob. Then, you can break the two halves of your key fob and then gently remove the circuit board. Be careful when inserting a new CR 2032 3V battery, making sure that it's placed with the negative side facing downwards. After you've inserted the circuit board, you are able to put it back together and try again.
If this does not resolve the issue, you could have a bigger problem. If this is the case, contact your dealer or a service shop that is specifically geared to your car's make. They can diagnose the issue by using a radio-frequency tester a device which determines the frequency at which your key fob transmits a signal to the computer in your car.
This guide is intended to be of assistance for anyone who has issues with their car key fob. Contact us if you have any questions or concerns. We'll be happy to help you get back on the road in Deptford or Cherry Hill!