How Does a Mitsubishi Transponder Key Work?
The transponder chip hidden inside the plastic head of your car key communicates with a receiver within your vehicle's engine immobilizer system. If the correct value is found the engine will begin.
Keys that can be cloned with transponders and circuit boards are available in molded plastic as key fobs, or as electronic (two-piece keys). Some cloning tools were designed to copy a certain kind of key.
Lost or Damaged Keys
Transponder keys have embedded microchips in many newer cars. These keys, when placed into the ignition lock, send a unique coded message to your car's immobilizer to disable it, allowing you to start the engine. This is a form of security technology used most often today. It is an effective theft deterrent. Transponder chips can be prone to issues, as does other technology.
A key that stops working for some reason is a very frustrating situation, particularly in the event that there is no physical damage to the key or its chip. The most common cause is that the chip not sending a signal to your engine. The only way to be sure is to have the locksmith examine the chip of your key.
Having a working chip in your key isn't just essential for the safety and convenience of your vehicle, it's also necessary if you want to ensure that your car is always ready for action. When your key stops communicating with your vehicle, it can cause issues such as slowing down and having difficulty starting. This could be risky and you could be stuck.
A malfunctioning transponder can also compromise the security of your car because it isn't disarming its immobilizer correctly. This could make your vehicle more vulnerable to theft or unauthorized access, and it can also lead to increased wear and tear on the other parts of your vehicle, thereby increasing the risk of expensive repairs in the future.
It is important to remember that although it is possible to purchase duplicate or used transponder chips online, this is generally not a good idea. They may not be programmed correctly to work with your vehicle and may not even work. This could cost you more over the long term as you'll need to have it changed.
The engine of your Mitsubishi may detect that there's a problem communicating with your transponder chip and it can respond accordingly by displaying warning indicators on your dashboard. These warnings could include specific error codes, or they could simply indicate that the key isn't communicating to the engine.
Keys lost or stolen
A Mitsubishi transponder is fitted with a microchip which communicates with the immobilizer system in your car for increased security. When the key is turned on and inserted into the ignition the key emits an inductive signal transmitted by the car's antenna to the microchip in the key. The chip broadcasts its unique digital ID back to the antenna and allows it to be recognized by the system. If the code is recognized the system will permit the engine to function and start.
If the code isn't recognized, the engine cannot start and the car won't start. The immobilizer may not be able to deactivate the vehicle's alarm and could result in a false alert. A professional locksmith for automotive can reprogram your car's transponder to turn off the anti-theft feature and restore normal operation if you lose or steal your key.
There are several common reasons why your Mitsubishi transponder key will not start your vehicle, such as issues with the chip or key itself. It may have an inactive battery, which would prevent the key's radio frequency signal from being sent to the immobilizer system in the vehicle. It could also be physically damaged, which would interfere with the chip's communication. A certified locksmith for automotive can replace the battery in your key or determine if it's damaged and requires replacement.
Certain vehicles are designed to be difficult to work on by skilled technicians, like the early GM transponder systems. If you attempt to start a car with one of these systems using a non-transponder key it will typically interpret this as a prank to steal and insert an entry into the computer system that requires dealer equipment to clear.
If your transponder key doesn't work, you should seek out a certified Mitsubishi locksmith right away to avoid damaging your vehicle. These professionals have the latest tools and expertise to program and replace keys with precision and ensure compatibility. They can also conduct a diagnostic to pinpoint the root cause of the problem and determine the best course of actions to address the issue.
Ignition Keys
The ignition keys are equipped with a transponder within the plastic head. replacement mitsubishi key can help prevent car theft. It is important to cut and programmed. Cutting alone will not start your engine. This is why we always recommend calling a locksmith to your Mitsubishi.
You will need to bring your existing Mitsubishi key to the locksmith. They will require the year and make and model of your vehicle. They will then be able tell you whether your vehicle has transponders or not.

A reliable Mitsubishi key replacement service will be able to get you the correct kind of chip. They will also be in a position to program the chip to match your new key. It's a bit more work than just replacing the standard metal key, but it comes with so much more security and features that it is well worth the effort.
You will need to locate the data port in your vehicle. This is usually underneath the dashboard, just below your knee. Next, you must locate slots 1 and 4, which are labeled with a red and blue line. Then press the hazard switch six times. This will put the car into programming mode. After approximately 30 seconds of the security light flashing twice you can take out the original key that was programmed. Insert the new key and turn on the ignition (just short of starting the car without the engine turning) within seven seconds.
Remote Fobs
Your Mitsubishi key fob will open your doors, turn on the engine, and then open or close your power liftgate. It also houses the panic button, which could help you in a potentially dangerous situation. It utilizes radio frequencies to communicate with the receiver which opens the vehicle's door. This communication is secured and encrypted to protect you from unintentional access. Fobs are small enough to fit on a keychain and they can be programmed to work with a variety of different vehicles.
The majority of cars have immobiliser technology, which stops the engine from starting if the proper key isn't present. The immobiliser system is able to read a unique code that is sent by the key fob's transponder chip when it is placed near the ignition. This code is saved until the car is reactivated, allowing safe driving.
If the key fob on your car isn't working correctly, it may be a sign that the battery requires replacement. You can do this easily yourself and save money by not going to a dealer.
The first step is to make sure the key fob is in program mode. Press and hold the unlock and lock buttons until they flash three times. Once they have, you can let go of the buttons. After that, push the unlock button until it flashes two times. This should allow you to use the functions of your Mitsubishi key fob once more.
Fort Myers Mitsubishi can help you if you are having any other issues with your key fob. Our exceptional service department is dedicated to ensuring our customers can make the most of all the security and conveniences that are included in their Mitsubishi vehicle. We can help get you back on the road fast regardless of whether you require a replacement remote or to reprogram one that's not working. You can trust us for swift, efficient service and fair prices that are much lower than what you'd find at the dealership. For more information, please call or visit our dealership.