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How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai i20 owners can to lock and unlock their vehicles remotely. They can also start the vehicle in advance and monitor the key fob's functions using an app for their smartphone.

However, sometimes the key fob will stop working for some reason. This could be caused by an unresponsive battery, water damage, or even signal interference.

Battery

Hyundai has developed the smart key fob for their vehicles that allows you to perform a range of remote functions like locking and unlocking doors, launching your vehicle and even activating panic buttons. It's a fantastic feature for drivers and helps them save time and effort, however it can be a hassle if the system stops working correctly. There are several things you can do to fix your Hyundai i20's key fob isn't working correctly.

The first thing to do is check the battery. Most smart key fobs are powered by a coin-cell, which can be easily repaired in a matter of minutes. This is typically the fastest and most affordable method to solve the issue. replacement hyundai key fob cost batteries are readily available in most stores or online. Re-open the keyfob after installing the new battery to ensure that the battery is in its correct position and is in contact with all connections.

Be sure to take a photo or make note of the way in which the old battery was placed in the circuit board before removing it. This will help you install the new battery in the same manner. Most Hyundai smart key fobs use a CR2032 battery which is available in most shops and on the internet. Once you have the battery in place and closed, you can close the key fob and check to determine if it's functioning again.

Contacts

If your Hyundai key fob stopped working from the blue and you haven't dropped it, you could be dealing with a defective internal chip. The receiver module inside your car uses radio frequency signals to communicate with the remote control, so if this signals are being interfered with by nearby transmitters or objects, it could cause the key fob's functionality to cease properly.

Take a look at the Hyundai Digital key system if you want to lock, unlock, and start your vehicle on your way to work in Reno. This advanced keyless entry system operates via an app for smartphones and allows you to share Digital Key access with up three other people. This is useful for giving an individual a ride or when leaving your car with valet services.

A dead battery is the primary cause of a hyundai i10 key i20's key fob not functioning. It's time to replace the battery if the one you have is showing signs of aging and is slow to operate or no response at all. While the process of replacing and opening the battery in your Hyundai key fob battery isn't difficult but there are some things you should know before starting. First, make a note of where the old battery is laying inside the circuit board or take a photo. This will allow you to put the new battery in the same position.

Water Damage

The rubber seals on the fob's key seal the chip from water. If it survives a quick splash from a washing machine or an a short immersion in a light rain it's unlikely to be damaged. However, if you drop it in the pool or in the ocean, the water could get into the seals and damage the circuit board, which is costly to repair.

The first step is to dry the key fob thoroughly. This can be accomplished in a variety of ways. It can be placed in a plastic container with silica gel bags that will absorb the moisture out of it. You can also use uncooked rice however, be careful not to contact it while it's still wet. This could cause contamination to its internal components.

The use of isopropyl alcohol, 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 have to replace the key fob.

It is simple to replace the battery in your Hyundai key fob. The process is typically simple. You can follow an YouTube video tutorial to assist you with the process or refer to your owner's manual. It's a good idea keep an extra key fob in the go so that you are able to continue driving your car while you wait for the repaired key to arrive.

Diagnostics of a fault

If your check engine light comes on and a fault code is present it may be difficult to determine the issue without the use of a diagnostic scanner often referred to as an OBD 2. These are available in Bluetooth models that connect to your phone or standard models that have a reader attached to the socket.

One of the most frequent problems with i20s is the throttle position sensor (TPS) develops a fault. This sensor is responsible for measuring the opening angle of the throttle valve. This information is sent to the control unit, which is used to calculate the amount of fuel needed. A malfunctioning throttle sensor can result in abrupt acceleration, erratic RPM changes and reduced engine performance.

Another problem that is frequently found in i20s is the faulty transmission. The transmission is a complicated component with many gears that work together to transfer power from the engine to wheels. Over time friction between gears can lead to transmission failure. Sounds of grinding or clunking as well as jerky acceleration are symptoms of an inefficient gearbox.

Spark plugs are a different issue for the i20. Faulty plugs can cause engine damage through not sending enough sparks to every cylinder. A damaged spark plug could cause costly and serious engine damage if left unchecked.