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Modern car keys aren't the simple metal pieces you can cut at a self-service kiosk. They're advanced electronic devices that require specific programming to work correctly with your vehicle's security system.

Locksmiths can program some programs, but more sophisticated tools are required by many dealerships. Look through your owner's manual to find instructions, or find a professional in your area.

Transponder Keys

Transponder keys, also referred to as chip keys, contain an embedded electronic microchip in the plastic head. The antenna ring of the ignition lock transmits a signal from the key to the computer system in your car when you insert it into the ignition. The chip inside your car detects the signal and responds with an identification code, confirming that the key is the right one for the vehicle. The car will not start without this confirmation.

This is a relatively new kind of anti-theft technology, but it has proven effective at stopping theft. Transponder chips are present in most modern cars.

The key with a chip is generally thicker than flat metal keys, and will emit an electrical signal that is more powerful when it is inserted into the ignition cylinder. You can test the chip by wrapping a few sheets of aluminum foil around the plastic portion of the key, and then trying to start your car. If it fails it's likely that the key has a transponder in it.

The majority of transponder keys also have a battery to power the chip. However, the battery could fail over time, causing the chip where to repair car key remote stop functioning. This will cause your key to no longer turn off the immobilizer, or turn off the ignition. If you own transponder keys it is crucial to get the battery replaced as soon as you can.

Transponder chips are not as easy to duplicate as a mechanical key, and so getting a new replacement can be costly. It is recommended to go to an area locksmith instead of visiting the dealership of your car to get this service. Local locksmiths are more likely have the equipment and know-how required to properly program the new transponder keys for your car.

Certain transponder keys can be programmed on-board, but this process is generally more complex and requires a higher level of understanding about the security system of your vehicle. You can attempt to do this yourself if you own the proper equipment, but this is not recommended as it could cause damage to the information stored on the chip in your vehicle.

Switchblade Keys

Car keys have evolved beyond the basic metal implements of the past. Today key fobs come with additional security features built-in that stop unauthorized users from starting or unlocking your vehicle. Understanding how different kinds of car keys work helps you make educated decisions regarding key fob replacements or upgrades.

The standard car key is an iron blade that operates mechanically by inserting it into the ignition door cylinder to open it. They are not able to communicate with the computer of the car, unlike transponder keys. Certain vehicles, especially older models, still use keys that are not transponder compatible. They are reasonably inexpensive to replace if you lose them, but they are less secure than modern alternatives.

In the 1990s, automakers began using transponder keys that communicates with a sensor located on the car's ignition. They are more secure since the car must be within range of a sensor before it can start the engine. This type of key is also more difficult to duplicate because it is laser cut on both sides. These keys are commonly known as "flip key" or "transponder keys." Some automobile manufacturers also have a similar cylindrical key design, called a Tibbe key, which is more difficult to duplicate.

Modern cars come with a key fob which combines the traditional car key with the ability to control a remote. It looks like it's a key that has buttons to open doors, lower windows and turn on alarms. Some keys have a spring-loaded switchblade-like key that folds up into an accessory. If you lose this kind of key, you'll need to visit the dealer to purchase a new one and have it electronically connected with your vehicle.

The cheapest method to get a key replaced is with an auto locksmith. You can have a brand new key and program it immediately. The cost will be considerably cheaper than a dealership however, it could take longer if the new key needs to be ordered for your vehicle. If you're not in a rush and don't want to pay the additional money, roadside assistance or your insurance provider can assist you.

Key Fobs

Since their introduction in 1990 Key fobs have become an integral part of cars. These tiny devices are more than just a way to unlock doors and start the car. They also act as a major deterrent to theft. Key fobs make use of radio signals to communicate with the vehicle and carry out various functions. When a button is pressed on the key fob it transmits a signal with the unique code to a receiver close to the locking system of the vehicle. The receiver interprets this code and performs the desired action, such as unlocking doors or starting the car. Some key fobs also be used to control other functions like activating the vehicle's panic alarm system or disarming and arming the security system.

The radio frequency (RF) signals utilized by key fobs are similar to the ones that are used by cell phones. When the key fob is within range of a receiver, it transmits a small burst of energy that energizes copper coils on both sides of the device. These coils convert the energy of the RF into electricity, which powers the microcomputer inside the fob. The computer transmits a digital version of the unique ID number of your car, which is later verified by the receiver.

Many of the latest vehicles come with remote starter systems that allow users to press a button on the fob to turn on the engine. In certain instances, however, you'll still need a physical key to insert into the ignition lock to turn on your vehicle. Most modern fobs come with small, metal keys made to function in the event that the RF system is not working.

If you require an additional key fob to your vehicle, NAPA Auto Parts has a wide selection of fobs from various brands that function and look as the original. Some fobs are able to be programmed at home by using an app that is available from the car manufacturer or an outside developer. Other replacement fobs cannot be programmed by a dealer, as they require software and technical expertise that is exclusive to dealers' service department.

A lot of the latest key fobs can also be used to control other functions on your vehicle for example, windows. By pressing a button you can roll down the sliding side-door window of your car. This is beneficial if you are shopping in a busy mall and don't want your vehicle to be left unattended.

Trunk Lever Cylinder Locks

Over time, trunk lever locks may accumulate dirt, road grit or even corrosion. This can cause a problem due to the fact that the lock's internal components are tiny, high-precision parts that require little friction to operate. Dirt or grit can cause the cylinder to become so clogged that the key won't turn when it is inserted. This can be resolved by spraying dry lubricant into the cylinder (TeflonTM silicon, graphite or TeflonTM). Spray the lubricant into cylinder and then turn the key several times in both directions. The lock should be clear of any debris and be able to rotate with the key.

If the trunk is still not opening it could indicate that the cylinder has been damaged and must be replaced. A locksmith can keyless entry repair the cylinder and reprogram your car key to work with the new lock. If the cylinder is damaged by a burglary, or by an accident, you may also need to replace the car key assembly.

Sometimes, the issue is with the trunk lock actuator. This switch controls whether the lock will release when it is activated. This issue could be caused by a burned fuse or faulty wiring. It is recommended to consult a professional determine what is required to be done.

In contrast to the carved metal keys that were used in the past, modern cars use laser-cut flip keys that come with a transponder chips to activate the ignition system and control other functions of your vehicle. Key fobs can also be used to open the trunk or glovebox, or the rear hatch. Key systems like these can be more complicated and difficult to fix in comparison to their predecessors.

If your key fob functions fine however the trunk or another lock isn't working it's best to get out of the car keys repairs near me and contact an automotive locksmith. They will be able to identify the problem. A locksmith with the right abilities can quickly reprogram your key fob to ensure it functions with a different lock, and remove any obstructions to the pins or tumblers in the lock, or remove the car lock and replace the cylinder.