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 the vehicle in advance and track the key fob's functions using an app on their smartphone.

However, at times, the key fob may stop working for some reason. It could be due to a dead battery water damage, or signal interference.

Battery

Hyundai has created a smart key fob that can be used to perform various remote functions, such as locking and unlocking your doors, launching your car and even triggering the panic button. It's a great convenience for drivers, helping them save time and effort, however it can be a hassle if the system isn't working properly. If you're experiencing difficulty getting your Hyundai i20 key fob to function properly There are several options you can try to fix the issue.

The first step is to examine the battery. Most smart key fobs are powered by a coin cell battery, that can be replaced in a matter of minutes. This is typically the fastest and most cost-effective method to fix the issue. Replacement batteries are readily available in the majority of stores or on the internet. Once you have a new battery in place then re-open the key fob to ensure that the battery is in the correct position and is in contact with all connections.

Make sure you take a picture or make a note of the way in which the old battery was positioned in the circuit board prior to removing it. This will assist you in installing the new battery in the same way. Most hyundai i30 replacement key smart key fobs utilize CR2032 batteries, which can be found in a variety of stores or online. Once you have the battery in place shut down your key fob and then test it to determine if it's functioning again.

Contacts

If your Hyundai key fob stopped working completely out of the black and white, and you've still not lost it, you could be dealing with a faulty internal chip. The receiver module in your vehicle relies on a radio frequency signal to communicate with the remote control, so when this signal is affected by nearby transmitters or objects, it can cause the key fob to cease functioning properly.

Think about the Hyundai I10 Key Fob Digital Key system if your goal is to lock, unlock, and start your car while you commute to Reno. This advanced keyless system works via an app on your smartphone, allowing you to share Digital Key access up to three persons. This is a great feature when you're giving someone a lift or leaving your vehicle in valet service.

A dead battery is the most common reason for a Hyundai i20's key fob not working. It's time for a new battery if it is showing signs of aging or has a slow response or no response at any time. Although opening and replacing the battery in your hyundai replacement key cost key fob battery isn't too difficult however there are a few things to know prior to starting. First, take note of how the old battery is placed on the circuit board or take a picture. This will allow you to place the new battery in the same position.

Water Damage

The key fob comes with rubber seals to protect the chip's electronic components from water. So, if it survives a splash of water from a washing machine, or a brief submersion in light rain, it's not likely to be damaged. If you've dropped it into the pool or in the ocean, the water may get through the seals and cause damage to the circuit board, which can be costly to repair.

The first step is drying the key fob completely. This can be done in various ways. You can put it in a plastic bag and then cover it with silica gel packets that will absorb the moisture out of it. You can also use uncooked rice but it's important not to touch the key fob while it's still wet, as it could cause contamination to the internal components.

The use of isopropyl alcohol, or an electronic cleaner can also be helpful in cleaning the contacts on the circuit board. If the chip is fried and you suspect it, you'll need to replace the key fob.

Replacing the battery in the Hyundai key fob is straightforward and generally not messy. You can refer to an YouTube tutorial or your owner's guide to guide you through the procedure. It's a great idea keep a spare key fob so you can drive your vehicle while you wait for the repaired key.

Diagnosis of a Fault

It can be difficult to determine a problem if your check engine light is flashing and you have a fault-code. This is why the diagnostic scanner is commonly called an OBD 2 (or OBD 2 in the United Kingdom). They are available in Bluetooth models that connect to your smartphone, or standard models that come with a reader attached.

The throttle position sensor (TPS) is located in the i20 can become damaged. The sensor is used to measure the opening angle of the throttle valve. This information is transmitted to the control unit, and contributes to the calculation of the amount of fuel needed. A malfunctioning throttle position sensor can result in lower engine performance, jerky acceleration and RPM fluctuations during driving.

Transmission problems are a common issue with i20s. The transmission is a complex component that contains a number of gears that are connected to transfer power from the engine. The friction between the gears cause wear and tear, which can cause the transmission to fail. Grinding or clunking sounds and rapid acceleration that is jerky are signs of the gearbox being damaged.

Spark plugs are an additional area of concern for the i20. The problem with the plugs is that they can cause damage to engines by not giving enough sparks to each engine. If unchecked an unclean spark plug could cause serious and expensive engine damage.