How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai I20 owners can lock and unlock their vehicles remotely. They can also start their vehicle prior to time and monitor key fob functions using a mobile app on their mobile.

However, occasionally the key fob will stop functioning due to a reason. This could be due to an unresponsive battery water damage, or signal interference.

Battery

Hyundai has developed a smart key fob that can be used to perform various remote functions, including locking and unlocking your doors, starting your car and even triggering the panic button. It's an excellent feature for drivers and helps them save time and effort, but it can be difficult when the system stops working correctly. There are a few options you can do to fix your Hyundai i20's key fob isn't working correctly.

The first thing you need to do is check the battery. The majority of smart key fobs utilize a coin cell battery that is easily replaced in minutes. This is the easiest and cheapest way to resolve your issue. Replacement batteries are readily available in most stores or online. After you have put the new battery in place, re-open the key fob to ensure that the battery is sitting in the right position and is in contact with all of the connections.

Be sure to snap a photo or take a note of how the old battery was positioned on the circuit board prior to removing it. This will allow you to install the new 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 test it.

Contacts

If your hyundai car key replacement key fob stopped working completely out of the white of the night and you haven't lost it, you may have a problem with an internal chip. The receiver module in your car uses a radio frequency signal 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 correctly.

Consider the Hyundai Digital key system if you want to lock, unlock, and start your vehicle while you commute to Reno. The advanced keyless system operates with an app on your smartphone, allowing you to share Digital Key access up to three people. This is useful when you offer a friend a ride or when you leave your car with valet services.

A dead battery is the primary reason for a Hyundai i20's key fob not functioning. It's time to replace the battery if it shows signs of age, such as slow operation or no response at any time. Although the process of replacing the Hyundai keyfob battery isn't difficult, you must be aware of a few points before you begin. First, make a note of where the old battery is placed on the circuit board or take a picture. This will help you place the new battery at the same spot.

Water Damage

The rubber seals on the key fob guard the electronic chip from water. So, if it is able to withstand an accidental splash of water from a washing machine or even a brief immersion in light rain, it's not likely to be damaged. If you dropped it in a pool or ocean the water could get into the seals, damaging the circuit board. This is an expensive repair.

The first step is to dry the key fob completely. This can be done in several ways. You can put it in a bag with silica bags to absorb the moisture. You can also cook rice uncooked, but be careful not to be near it while it's still wet. It could be contaminated by the internal components.

You can also clean the contacts of the circuit board using isopropyl or electronic cleaner. If the chip is fried, it's best to accept that you'll need a replacement key fob.

Replacing the battery on the Hyundai key fob is easy and generally not messy. You can follow a YouTube tutorial video to help you with the process or consult the owner's manual. It's a great idea keep a spare key fob so you can use your vehicle while you wait for your key to be repaired.

Diagnosis of a Fault

If your check engine light is on and there is a fault code, it may be difficult to identify the issue without the use of a diagnostic scanner commonly called an OBD 2. These can be purchased in Bluetooth versions which connect to your phone or standard models with an OBD 2 reader.

The throttle position sensor (TPS) is located in the i20, can become defective. This sensor is accountable to measure 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 damaged throttle sensor can result in rapid acceleration that is jerky, fluctuations in RPM and a decrease in engine performance.

Another issue that is common in the i20s is the malfunctioning transmission. The transmission is a complicated component made up of many gears that mesh together to transfer power from the engine to wheels. The friction between the gears can cause wear and tear over time, which could cause the transmission to fail. The signs of a damaged transmission include clunking or grinding sounds and the jerky acceleration.

Spark plugs are an additional aspect to be concerned about for the i20. Spark plugs that are defective can cause damage to engines by not sending enough sparks to every cylinder. A damaged spark plug could cause expensive and serious engine damage if not properly checked.