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How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai I20 owners can lock and unlock their cars remotely. They can also start the vehicle ahead of time and monitor key-fob functions through an app for their smartphone.

But, sometimes, the key fob won't functioning for a reason. This could be due to a dead battery or water damage, or signal interference.


Battery

Hyundai has created the smart key fob for their vehicles, which allows you to use a variety of remote-controlled functions, such as locking and unlocking doors, launching your vehicle and triggering a panic button. It's an excellent way to save time and energy for drivers, but can be a hassle if the system doesn't function properly. There are hyundai key replacement can do if your Hyundai i20's key fob isn't functioning properly.

The first step is checking the battery. Most smart key fobs are powered by a coin-cell, which can be replaced within minutes. This is the easiest and most affordable way to resolve your issue. You can purchase replacement batteries at most stores and online. After you have put the new battery open the key fob to ensure that the battery is sitting in the proper position and that it's in contact with all connections.

Take a picture or note the location of the old battery in the circuit before you remove it. This will help you install the new battery in the same way. Most Hyundai smart key fobs are powered by batteries that are CR2032, which are available in many stores and online. Close your key fob after installing the battery and testing it.

Contacts

If your Hyundai key fob suddenly stopped working and you didn't drop it, there could be a problem with the internal chip. The receiver module inside your vehicle utilizes radio frequency signals to communicate with the remote control, so in the event that this signal is blocked by nearby transmitters or objects, it may cause the key fob to not function properly.

If you're looking for an efficient method to lock, unlock and start your car during your Reno commute, think about the Hyundai Digital Key system. This advanced keyless system works through an app on your smartphone. It allows you to share Digital Key access up to three people. This is useful when you're giving someone an escort or leaving your vehicle in valet service.

The most common reason for a Hyundai i20 key fob not to function is the battery is dead. If yours is showing signs of dying, such as slow operation or not responding at all it's time to replace the battery. While replacing and opening your Hyundai key fob battery isn't a big deal however there are a few things to consider prior to starting. First, make a note of where the old battery is laid inside the circuit board or snap a picture. This will help you place the new battery in the same spot.

Water Damage

The rubber seals on the fob's key seal the electronic chip from water. So, if it is able to withstand the splash of water from a washing machine or a brief submersion in light rain, it's likely to not be damaged. However, if you drop it in the ocean or pool, the water could penetrate the seals and cause damage to the circuit board, which is expensive to repair.

The first step is drying the key fob thoroughly. This can be done in various ways. It can be placed in a bag with silica bags to absorb the moisture. Alternatively, you can make use of rice that isn't cooked but it's important not to contact the key fob when it's still wet, as this could contaminate the internal components.

Using alcohol such as isopropyl or an electronic cleaner can also help in cleaning the contacts on the circuit board. If the chip is in danger of being damaged, it's best to accept you'll need to replace the key fob.

Replacing the battery in a Hyundai key fob is simple and generally not messy. You can consult an YouTube tutorial or your owner's manual to guide you through the procedure. It's a great idea keep an extra key fob in case you can drive your car while you wait for the repaired key.

Fault Diagnosis

If your check engine light comes on and there is a fault code, it may be difficult to determine the issue without the aid of a diagnostic scanner often referred to as an OBD 2. They are available in Bluetooth models that connect to your smartphone, or standard models with an integrated reader.

The throttle position sensor (TPS) is located within the i20, may fail. The sensor is responsible for determining the opening angle of the throttle valve. The information is then sent to the control unit and is used to the calculation of the amount of fuel needed. A malfunctioning throttle sensor can cause jerky acceleration, RPM fluctuations and decreased engine performance.

Transmission problems are another common problem in i20s. The transmission is a complex part with a variety of gears that mesh together to transfer power from the engine to the wheels. In time the friction between the gears can lead to transmission failure. Grinding or clunking sounds and rapid acceleration that is jerky are signs of a faulty gearbox.

The spark plugs in the i20 are a different common issue area. Faulty spark plugs can damage the engine because they do not deliver the correct amounts of sparks to each cylinder. If unchecked, a damaged spark plug could cause serious and expensive engine damage.

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