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How to Fix a Problem With Your Hyundai i20 Key Fob

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

However, at times, the key fob will stop functioning due to a reason. This could be due to a dead battery, water damage, or signal interference.

Battery

Hyundai has developed a smart key fob that can be used to perform a variety of remote functions, like locking and unlocking your doors, starting your vehicle and even triggering the panic button. It's an excellent way to cut down on time and energy for drivers, but can be a hassle if the system isn't working properly. There are several things you can do to fix your Hyundai i20's key fob is not working properly.

The first thing you need to do is check the battery. Most smart key fobs are powered by a coin-cell battery, which can be replaced in a matter of minutes. This is the easiest and cheapest solution to fix your problem. You can buy replacement batteries in many stores and online. Re-open the keyfob after installing the new battery to verify that the battery is in its correct position and is in contact with all the connections.

Make sure you capture a photograph or take a note of where the old battery was positioned in the circuit board prior removing it. This will allow you to replace the battery the same way. The majority of Hyundai smart key fobs utilize CR2032 batteries, available in most stores or on the internet. Close your key fob after installing the battery, and then test it.

Contacts

If your Hyundai key fob has stopped working completely out of the blue and you haven't dropped it, you may have a problem with an internal chip. The receiver module inside the car utilizes radio frequency signals to communicate with the remote. If these signals are interrupted by nearby transmitters, or objects the key fob could cease to function properly.

If you're looking for an efficient way to unlock, lock, and start your car during your Reno commute, consider the Hyundai Digital Key system. This innovative keyless entry system works via a smartphone app and lets you share Digital Key access with up three other people. This can be useful when giving an individual a ride or when you are leaving your car using valet services.

A dead battery is the primary cause of the Hyundai i20's key fob not working. If yours is showing symptoms of dying, like slow operation or not responding at all, it's time to replace the battery. While opening and replacing your Hyundai key fob battery isn't a big deal but there are some things you should know before starting. Take a photo or make notes of how the old battery is laid within the circuit board. This will assist you in placing the new battery in the same place.

Water Damage

The key fob comes with rubber seals to protect the electronic chip inside from water. Therefore, if it withstands the splash of water from a washer or an evaporation in light rain it's unlikely to be damaged. If you drop it in the ocean or a pool the water could get into the seals, causing damage to the circuit board. This can be a costly repair.

The first step is drying the key fob completely. This can be done in a variety of ways. It can be placed in a plastic bag with silica gel packets that will absorb the moisture out of it. You can also cook rice uncooked, but be careful not to touch it while it's still wet. This could lead to contamination of its internal components.

Utilizing isopropyl alcohol or an electronic cleaner can also be helpful in cleaning the contacts on the circuit board. If the chip has gone bad and you suspect it, you'll have to replace the key fob.

Replacing the battery in a Hyundai key fob is easy and typically not a big mess. You can follow a YouTube tutorial video to help you through the process or consult your owner's manual. It's a great idea keep an extra key fob in case you can drive around in your vehicle while you wait for the repaired key.

Diagnostics of a fault





If your check engine light comes on and an error code is visible, it can be difficult to identify the problem without the use of a diagnostic scanner, often referred to as an OBD 2. They are available in Bluetooth models that connect to your phone or standard models that have an integrated reader.

One of the most common issues with i20s is the throttle position sensor (TPS) develops a fault. This sensor is responsible for determining the opening angle of the throttle valve. This information is sent to the control unit that helps calculate the amount of fuel needed. replacement hyundai car keys with the throttle position sensor could result in lower engine performance, jerky acceleration and RPM fluctuations while driving.

Transmission issues are another frequent issue with the i20s. The transmission is a complicated part with a variety of gears that connect to transfer power from the engine to the wheels. As time passes the friction between gears can cause the transmission's failure. Signs of a malfunctioning transmission include grinding or clunking noises and rapid acceleration that is jerky.

The spark plugs in the i20 are another frequent problem area. The problem with defective spark plugs is that they can harm the engine because they do not deliver the right amount of sparks to every cylinder. If left unchecked an unclean spark plug could result in serious and costly engine damage.