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How to Repair a Dead Car Key

Sometimes extreme cold or heat can cause a car key to stop functioning properly. It is best to wait a few minutes before replacing it.

It's quite a hassle when keys to your car break, and it happens at the most inconvenient times! There are a few ways you can repair a broken car key that don't involve paying for a new one.

Dead Key Fob Batteries

Modern key fobs allow us to open doors, trunks, and tailgates without the need to search for a physical car key. Certain key fobs come with a built in key that can be utilized to start our vehicles. These fobs are powered by a small battery. If the battery fails and the key fob dies, it will not be able to transmit the signal needed to turn on the vehicle. Luckily, there are several ways to fix a dead key fob and get your car operating again.

The first step is to determine if your key fob is actually dead. If remote car key repair near me seems to be dead, you will have to replace the batteries. You can do this yourself by taking the key fob off its clip or using a small flat head screwdriver to remove it. It is important not to use too much force or it could cause damage to the fob. It's also important to make sure you're replacing the correct type of battery. Certain models might require a different type of battery. If you aren't sure what kind of battery your car needs it is possible to find the information in the owner's manual or visit an Interstate All Battery Center to get a professional to assist you.

If the key fob actually isn't dead, you may be able to revive it by bringing it closer to your car. Since the majority of key fobs use RFID (radio-frequency identification) they can only operate at a short distance and need to be within a certain distance for the ignition system to be able to recognize the signal. You can unlock your car or even start it by moving a few inches nearer.

Many car manufacturers have a backup mechanism that can be activated when the battery for the key fob is dead. For example, most Ford models have a separate slot for the key fob that will activate the engine when it is properly inserted. Go through the owner's manual to find instructions on finding the slot and how to insert the key fob. If you're unable to start your car with this method, make sure to call roadside assistance for assistance.

Broken Key Ring

The internal chip in the key fob is what transmits to your car's immobilizer to enable the motor. If this chip becomes damaged or if there are programming errors, the key fob will not be able transmit the correct identification code and your car will not start. In certain instances a malfunctioning transponder key can also be caused by physical damage or wear and tear to the key shell or contact pads.

Often, when a key fob starts to fail to communicate with the immobilizer system of your vehicle and you notice specific warning indicators on the dashboard. This could include error messages, a flashing light or the key not locking or unlocking the vehicle. If you notice any of these warnings, call your local locksmith immediately for key fob repair or replacement.

It's easy to cause damage to your key ring when you put too much pressure on it, especially when carrying multiple keys. This could cause the key fob to snap in half and is among the most common causes of broken car keys. You can use super glue on both sides of the crack and gently press them together to fix the problem. It is important to apply a gel-type adhesive that has a slow drying time to prevent drips or runniness.





If this method isn't working then you must contact a professional locksmith immediately to avoid further damage to your vehicle. A qualified locksmith can replace or repair your key fob swiftly and will be able ensure that the ignition lock and door lock do not get damaged during the process.

When your key fob is damaged, it can be frustrating and inconvenient. It's not a reason for panic or frustration. You can make proactive steps to lessen the likelihood of your key fob failing in the near future. These include regular maintenance, key protectors, and keeping a spare. Quicksmith's team is available to assist you in the event that your key fob fails.

Broken Key Loop

One of my MK5 keysfobs fell off the small key ring on the top, where it joins the keyfob. It appears to be made of very soft metal or plastic. I've drilled the hole and wet-sanded the surface to make it stronger. But I suspect that's not helping.

I've also tried to wrap the broken the ring with clear tape, but it didn't work to be any better. It's a shame, because I use the little split ring to keep my keys in place.

If the key fob's case is broken, you can often open it up and replace the battery, if it isn't dead. There are online kits available, but they only provide a temporary solution. It is more efficient to have it repaired by a mechanic. Alternatively, you might be able to find an alternative case at the home improvement store or locksmith. They're unlikely to be as expensive as the new key fob.