How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai I20 vehicle owners can lock and unlock their vehicles remotely. They can also start their vehicle ahead of time and check key-fob functionality using an app on their smartphone.

But, sometimes, the key fob may stop functioning for a reason. This could be caused by a dead battery, water damage, or even signal interference.

Battery

2017 Hyundai santa fe Key fob programming has created 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 triggering the panic button. It's an excellent way to save time and energy for drivers, however it can be a hassle if it doesn't work as intended. There are a few things you can do when your Hyundai i20's main fob isn't working properly.

The first step is to examine the battery. The majority of smart key fobs have batteries that are coin-cell and is easily replaced in minutes. This is the easiest and most affordable way to resolve your issue. Batteries for replacement are available at most stores or online. Once you have a new battery in place open the key fob to ensure that the battery is in the correct position and that it's in contact with all connections.

Be sure to take a photo or make note of where the old battery was placed on the circuit board before removing it. This will let you install the new battery the same way. Most Hyundai smart keyfobs use the CR2032 batteries, which are sold in a variety of stores or online. Once you have the battery installed close your key fob and test it to determine if it's functioning again.

Contacts

If your Hyundai key fob stopped working completely out of the white of the night and you haven't lost it, you may be experiencing a malfunctioning internal chip. The receiver module in your vehicle utilizes a radio frequency signal to communicate with the remote control, so it is possible that the signals are disrupted by nearby transmitters or objects, it may cause the key fob to stop functioning properly.

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The most frequent reason for a Hyundai i20 key fob to stop functioning is the battery is dead. If yours is displaying signs of dying, such as slow operation or not responding at all, it's time to replace the battery. Although replacing and opening the battery in your Hyundai key fob battery isn't a big deal but there are a few things to consider prior to starting. Take a picture or make an outline of the way that the old battery is laid within the circuit board. This will enable you to place the new battery in the same position.

Water Damage

The rubber seals on the key fob protect the electronic chip from water. If it is able to survive a quick splash from a washing-machine or an a short immersion in a light rain it's unlikely to be damaged. If you drop it into the ocean or in a pool the water could get into the seals, damaging the circuit board. This is a costly repair.

The first step is to dry the key fob completely. This can be done in a variety of ways. You can put it in a bag along with silica packets to absorb the moisture. You could also use uncooked rice however, be careful not to touch it while it's still damp. This could lead to contamination of the internal components.

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

It is easy to replace the battery in your Hyundai key fob. The procedure is usually not difficult. You can follow an YouTube tutorial video to help you with the process or refer to the owner's manual. It's a good idea keep a spare key fob so you can drive your car while you wait for your key to be repaired.

Fault Diagnosis

If your check engine light comes on and a fault code is present it can be difficult to pinpoint the issue without the aid of a diagnostic scanner, commonly referred to as an OBD 2. They are available in Bluetooth versions that connect to your phone or standard models with readers that are connected to the socket.

One of the most frequent issues with i20s is the throttle position sensor (TPS) is damaged. This sensor is accountable to determine the opening angle of throttle valve. This information is transmitted to the control unit, and contributes to the calculation of the amount of fuel required. A malfunctioning throttle sensor can cause sudden acceleration, RPM fluctuations and decreased engine performance.

Transmission problems are a common issue with the i20s. The transmission is a complex component that has many gears which mesh together to transfer power from the engine. As time passes the friction between gears can lead to the transmission's failure. Signs of a defective transmission include clunking or grinding noises and an abrupt acceleration.

Spark plugs are an additional issue for the i20. Faulty plugs could cause engine damage due to not delivering enough sparks to every engine. A damaged spark plug could cause costly and serious engine damage if ignored.