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Modern car keys are not the simple metal pieces you can cut at self-service kiosks. They're highly sophisticated electronic devices that require specific programming to work correctly with the security system in your vehicle.

Locksmiths can program some, but advanced programming tools are required by many dealerships. Go through the owner's manual for instructions, or contact a specialist in your area.

Transponder Keys

Transponder keys (also known as chip keys) contain an electronic micro-chip embedded in the plastic head of your car key. The antenna ring of the ignition lock transmits a signal from the key to the computer system inside your car when you insert it into the ignition. The chip inside your car is able to receive the signal and responds with an identification code to confirm that the key is the right one for the vehicle. The car won't start without this confirmation.

This is a relatively new kind of anti-theft technology, and it has proved effective in stopping theft. Modern cars are equipped with transponder chips.

The key with the chip is usually thicker than a conventional flat metal key, and will emit an electrical signal that is stronger when it is inserted into the engine. You can test the chip by encasing the plastic portion of your key with some aluminum foil and then trying to start the engine. If the key does not work, then it's probably an transponder.

Most transponder keys also contain batteries that provide the power to operate the chip. However, this battery can be damaged over time, causing the chip to cease working. This will result in your key not being able to longer be able to activate the immobilizer or turn off the ignition. It is essential to replace the battery as soon as you can, if you have a transponder.

Transponder chips aren't as easy to duplicate like a simple mechanical key, and so getting an entirely new key can cost a lot. It is recommended to go to an area locksmith instead of visiting the dealership of your car to get this service. Locksmiths in your area have the tools and expertise to program a transponder key correctly for your car.

Certain transponder keys are programmed onboard, however this procedure is typically more complicated and requires greater level of understanding of the security system in your particular vehicle. If you have the right equipment, you could do it yourself. However it is not recommended because it may corrupt the information stored on the chip in your car.

Switchblade Keys

Car keys have evolved well beyond the basic metal instruments of yesteryear. Now key fobs come with additional layers of security designed to prevent unauthorised users from opening or locking your vehicle. Understanding how different kinds of car key fob repair near me keys work will allow you to make informed choices when it comes to changing or upgrading your key fob.

Traditional car keys have an all-metal blade that works mechanically by inserting. These small devices do much more than just unlock doors and turn on a car; they are also significant anti-theft devices. Key fobs communicate with vehicles and perform different functions by using radio signals. When a key fob is pressed, it sends the coded signal to a receiver located near the vehicle's lock system. The receiver interprets the code and then performs the action requested, such as unlocking the doors, or even starting the engine. Certain key fobs can be used for performing other functions like activating a panic alarm, or disarming or rearming the security system.

The radio frequency (RF) signals used by key fobs are the same as the ones utilized by cell phones. When the key fob is in range of a receiver, it emits a brief burst of energy, which then energizes copper coils located on both sides of the device. The coils convert the energy from radio waves into electrical energy, which powers a microcomputer chip in the fob. The computer then transmits a digital version of your car's unique ID number, which is verified by the receiver.

A lot of newer cars come with remote key repair near me starters that allow you to press a button on a fob to start the engine. In certain instances, you'll still need to insert an actual key into the ignition lock to start your vehicle. The latest fobs are also equipped with a small metal key that's designed to function in the event that the RF system fails.

If you require a replacement key fob for your vehicle, NAPA Auto Parts has a variety of key fobs from different brands that look and work like the original. Some of these fobs can be programmable at home with an application from the car maker or a third party developer. Other replacement fobs must be programmed by a dealer, as they require software and knowledge exclusive to the dealer service department.

Many of the more modern key fobs can also be used to control other features on your vehicle, such as its windows. When you press a button on your fob could cause the car's sliding side-door windows to open. This is useful for shoppers who are in an area that is crowded and don't want your car to be left unattended.

Trunk Lever Cylinder Locks

Over time, trunk lever locks can collect dirt, road grit or even corrosion. This can cause problems because the lock's internal components are small, precise parts that require no friction to function. Grit or dirt in the cylinder could cause enough resistance to stop the key from turning when placed. This can be resolved by spraying a dry fluid into the cylinder (TeflonTM silicon, graphite or TeflonTM). Spray the lubricant into the cylinder and then turn the key multiple times in both directions. The lock should be clear of debris and turnable with the key.

If the trunk isn't open, the cylinder could be damaged and must be replaced. Locksmiths can repair your key cylinder and program it to work with the lock. If the cylinder is destroyed by a break-in, or a collision, you may also have to replace the car key assembly.

Sometimes the problem is the actuator for the trunk lock. The switch controls whether or not the lock opens after activation. This issue can be caused by a burned fuse or faulty wiring. It is recommended to consult a professional determine what is required to be done.

Modern cars, in contrast to the carved metal keys from the past, have laser-cut keys with chips that trigger the ignition and also controls other functions of your car. The key fob is also used to open the trunk or glovebox, or the rear hatch. These key systems are far more sophisticated and more difficult to diagnose than their predecessors.

If the key fob is functioning perfectly but your trunk or another lock isn't working it's best to get out of the vehicle and contact an automotive locksmith to determine what's wrong. Locksmiths with the right skills can quickly reprogram the key fob to ensure it can work with a different type of lock, and remove any obstructions to pins and tumblers in the lock, or disassemble the car lock and then replace the cylinder.