How to Repair a Dead Car Key
Sometimes extreme heat or cold can cause a car key to stop functioning properly. Wait a while before replacing it.
It's quite a hassle when your car keys break, and it happens at the most difficult times! You can fix a broken key without needing to purchase another one.
Dead Key Fob Batteries
Modern key fobs let us to open doors, trunks and tailgates without having to fumble around for a physical key. Some key fobs have an inbuilt key that can be utilized to start our vehicles. These fobs are powered by a small battery. If the battery fails, the key fob cannot transmit a signal that can activate the vehicle. Fortunately, there are many ways to repair a dead key fob and get your car running again.
First, check whether the key fob actually dead. If it appears dead, you'll need to replace the batteries. You can do this yourself by removing the key fob from its clip or using a small flat head screwdriver to remove it. You should not apply too much force or you could damage the fob. It's also important to be sure that you replace the correct type of battery. Some models may require a different battery. You can determine what type of battery your car needs in the owner's manual, or you can go to an Interstate All Battery Center and ask a specialist to assist you.
If the key fob actually isn't dead, you can revive it by moving it closer to your car. Since the majority of key fobs are RFID (radio-frequency identification) they can only operate at a short distance and need to be close enough for the ignition system to be able to recognize the signal. If you move a few inches closer your vehicle, it could unlock or even begin to work.
Many car manufacturers have backup systems that is activated when the battery on the key fob is low. For instance, many Ford models come with a designated slot for the key fob which will turn on the engine if inserted correctly. Go through the owner's manual to find information on where to find this slot and how to properly insert the key fob. If you're unable to start the car using this method, contact roadside assistance.
Broken Key Ring
The internal chip in the key fob is what transmits to the immobilizer on your car to enable the motor. This chip can be damaged or there may be programming mistakes. If this happens your key fob will not be able transmit the correct identification code, and your car won't start. A malfunctioning transponder could be caused by physical damage to the key shell, or wear and tear on the contact pads.
Often the moment a key fob starts to struggle with the vehicle's immobilizer system, you will see specific warning signs on the dashboard. These may include errors flashing lights, or the key is not locking the vehicle. If you observe any of these warnings, call your local locksmith right away for key fob repair or replacement.
If you carry a lot of keys, it is easy to scratch the key ring. This could cause the fob to crack in half. This is one of the main reasons for a broken car key. If this happens, try using super glue to fix it by applying a small amount the glue to both sides of the split and pressing them in a controlled manner. It is important to use a gel-type glue that is slow drying to avoid drips or runniness.
If web page doesn't work, you should contact a professional locksmith right away in order to avoid further damage to your vehicle. A locksmith with the right qualifications will be able to repair or replace your fob swiftly and ensure that the ignition and door locks are not damaged in the process.
It can be frustrating when your key fob becomes damaged. However, it is not a reason to panic or become annoyed. You can take proactive steps to decrease the likelihood of your key fob breaking in the near future. These include regular maintenance, key protectors and keeping a spare. If you do have problems with your key fob Quicksmith's team Quicksmith is here to assist you!
Broken Key Loop
One of my MK5 keysfobs snapped off the small key ring on the top, where it connects to the keyfob. It appears to be made of extremely soft metal or plastic. I've made a hole in it, and then wet-sanded it to strengthen it however, I'm assuming the problem isn't resolved by this.
I've also wrapped the broken portion of the ring with clear tape, but that isn't doing any good. This is a pity, as I use the little split ring to keep my keys in place.
If the case of the key fob is damaged, you could usually open it and replace the battery if the battery is not already dead. There are online kits available for this, but they usually only offer temporary fixes - it may be faster to take it to a mechanic who will replace the battery and reprogram the key fob. You can also purchase the new case at the locksmith or home improvement stores. These cases aren't as expensive as a brand new key fob.