Can Electronic Car Keys Be Reprogrammed? - All Pro Locksmiths (2024)

Modern technology means that it’s rare for a driver to open their car door or start their vehicle manually. In most cases, drivers now use some form of electronic key. The more basic type emits a radio frequency signal that enables the doors and boot to be opened remotely. A more sophisticated type of electronic key, a smart key or transponder, not only emits a radio frequency to enable remote unlocking but also contains an electronic chip. The chip communicates with a corresponding chip connected to the ignition. If the signal from the two chips isn’t compatible, the car won’t start.

If either type of electronic key becomes damaged or is the key is lost, replacing it isn’t enough to enable you to drive your vehicle – a new or replacement key needs to be programmed to ensure it’s emitting the right radio frequency to open your vehicle and, in the case of a transponder key, the chip needs to be programmed to communicate correctly with the chip connected to the ignition.

Although it sounds complicated, for a professional auto locksmith, key reprogramming is a straightforward procedure. Here we provide a guide to the reprogramming process, defining what car key reprogramming is, the circ*mstances in which you might need your key reprogramming and how a locksmith goes about the reprogramming process.

What Is Car Key Reprogramming?

Car key reprogramming involves programming a new, blank key with the right information to enable it to work with your car’s current programming.

When Does My Key Need To Be Reprogrammed?

There are a number of different circ*mstances when you might need to have your car key reprogrammed. Some of these include:

  • Your key becomes damaged or is lost.
  • Replacing the battery in your key fob.
  • Using an existing key with a fresh vehicle.
  • The chip in your car which corresponds to your key replaced.
  • Your fob has ceased to work for an unidentifiable reason.

If you’re not able to enter or start your vehicle using your electronic key, then it may need reprogramming. As the reprogramming process varies depending on the type of key and the make and model of the vehicle, it’s usually easiest to use a professional auto locksmith to complete the reprogramming process.

Can Electronic Car Keys Be Reprogrammed? - All Pro Locksmiths (1)

Process Of Reprogramming

In the first instance, the locksmith will determine the make and model of your vehicle, as well as the type of electronic key you’ve got. Depending on the circ*mstances, they may provide you with a fresh key or reprogram your existing key.

Reprogramming involves the use of specialist software – the locksmith will connect their computer to the OBD (onboard diagnostics) port on your vehicle (this is often underneath the dashboard). Using this software, the locksmith is able to reprogram your key with the correct code to work with your vehicle. Access to this type of software is tightly controlled – only professional auto locksmiths can gain access and, even then, they are required to follow strict protocols.

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All Pro Locksmiths provide a fast, efficient solution to all your car key reprogramming needs. Get in touch to arrange a visit from our mobile locksmith team.

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Can Electronic Car Keys Be Reprogrammed? - All Pro Locksmiths (2024)

FAQs

Can Electronic Car Keys Be Reprogrammed? - All Pro Locksmiths? ›

Yes. Professional locksmiths have an experience with every type of key, even electronic ones.

Can an electronic car key be reprogrammed? ›

If you're not able to enter or start your vehicle using your electronic key, then it may need reprogramming. As the reprogramming process varies depending on the type of key and the make and model of the vehicle, it's usually easiest to use a professional auto locksmith to complete the reprogramming process.

Can a locksmith program a smart key? ›

Typically, a smart key replacement can cost anywhere from $220 to $500, depending on the type of car, and can be more expensive if done through a dealership than a locksmith. Through reprogramming, a locksmith can quickly replace your smart key and help you avoid any major inconveniences.

Can a transponder key be reprogrammed? ›

Some transponder chip keys are reprogrammable, but not all. If you're looking for a transponder key programmer, contact our experienced technicians at Keyway Lock Service.

How do I reprogram my keyless car key? ›

Programming a Single Key
  1. Insert the key into the ignition, and turn it to the on position. ...
  2. Leave the key in this position for 10 minutes and 30 seconds, and then turn it off.
  3. Turn the key back on, and wait for additional 10 minutes and 30 seconds before turning it off again.
  4. Repeat the process for a third time.
Feb 10, 2021

Does Autozone reprogram key fobs? ›

You can find the right key fob for your car at many locations, and an associate will help you program it to your vehicle as well.

How much does it cost to program a smart car key? ›

Smart keys, also known as keyless entry remotes, are the most technologically advanced and can cost anywhere from $220-$500 per fob to program. These key fobs allow you to start your car, lock and unlock doors, and even open the trunk without physically handling the key.

Can a locksmith reset an immobilizer? ›

The work of an automotive locksmith usually involves one of two procedures; REFLASHING or EEPROM WORK. REFLASHING - Reflashing is a proven technique where a vehicle immobilizer is programmed with a special file which restores the EEPROM to the original factory values (same condition as a new immobilizer).

What tool do locksmiths use to program keys? ›

Locksmiths or automobile dealerships will use an auto key programmer, whereas a smart key programmer can be used for other mechanical key fob fixes and replacements.

How much does it cost to reprogram a transponder key? ›

Transponder keys – Expect to pay anywhere from $100 to $250 for a transponder key replacement. The immobilizer chip in the key will also need to be programmed. Smart keys – Replacement costs for smart keys can range from $200 to $500 or more.

Can you program transponder keys by yourself? ›

If your car is equipped with onboard programming, you will be able to program a new transponder key or a keyless entry remote by yourself. If you own a newer vehicle, most likely it would not be equipped with onboard programming, and it will require a professional key programmer.

Can you program a key fob without going to the dealership? ›

A: It really depends on the car. With some, the key fobs can be programmed without any special tools, but others require one or more tools to do the job. As an example, I am evaluating a scan tool from Xtool, which can program some fobs that would normally take a trip to the dealer or an automotive locksmith.

Is there an app to program key fobs? ›

Armed with just your smartphone, EZ Key Programming app and OBD dongle, you'll be able to program vehicle keys. Our simple system guides you through auto key programming via the OBD port, allowing you to program all available types of auto replacement keys. For more information, visit www.ezkeyprogramming.com.

How to program a car key without the original? ›

You'll have to call a certified car manufacturer dealer or an auto locksmith. Either can help if you cannot program your key. These professionals will use your car's vehicle identification number (VIN) number to make sure you get the right key.

How much does it cost to get a key fob programmed? ›

Generally speaking, batteries plus key fob programming cost anywhere between about $55 and $400. Finding a replacement key fob near me or a mobile key programmers near me can be a challenge.

How do you program an electric car key? ›

How to Program a Key Fob in 5 Simple Steps (Car Key Guide)
  1. STEP 1-Turn on the ignition. You should sit in the driver's seat with both the ignition key and the key fob with all doors closed. ...
  2. STEP 2-Press the lock button. ...
  3. STEP 3-Turn off the ignition. ...
  4. STEP 4-Repeat the process with other key fobs. ...
  5. STEP 5-Restart the process.

Can an electronic car key be copied? ›

Fobs are smaller than keycards and therefore easier to carry around. However, like key cards, fobs pose a risk for copying. Copying a key fob is easier than many people realize. Although you won't be able to have it copied at a hardware store like a traditional key, you can have a key fob copied online or at a kiosk.

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