How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai i20 owners are able to lock and unlock their vehicle remotely. They can also start their vehicle in advance and monitor key fob functions using a mobile app on their smartphones.

However, occasionally the key fob may stop working due to some reason. This could be caused by a dead battery, water damage, or signal interference.

Battery

Hyundai has created a smart key fob that is able to perform various remote functions, such as locking and unlocking your doors, starting your vehicle and even triggering the panic button. It's an ideal way to save time and energy for drivers, but it 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 isn't functioning properly.

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

Note down the position of the old battery in the circuit before removing it. This will let you replace the battery the same way. Most hyundai new key fob smart key fobs utilize CR2032 batteries, which can be found at most stores or online. Close your spare key hyundai fob after installing the battery, and then test it.

Contacts

If your Hyundai key fob suddenly stopped functioning and you haven't dropped it, there may be a problem in the internal chip. The receiver module inside your vehicle uses a radio frequency signal to communicate with the remote control, so in the event that this signal is affected by nearby transmitters or objects, it can cause the key fob to stop functioning properly.

If you're looking for a smart method to lock, unlock, and start your car during your Reno commute, look into the Hyundai Digital Key system. This advanced keyless system operates through an app on your smartphone and allows you to share Digital Key access up to three people. This is useful if you give a friend an escort or leaving your vehicle for valet services.

A dead battery is the primary cause of a 2007 hyundai santa fe key replacement i20's key fob not functioning. If yours is displaying indications of dying, such as slow operation or not responding at all, it's time to replace the battery. While opening and replacing the battery in your Hyundai key fob battery isn't too difficult however there are a few things to consider prior to beginning. First, take a note of how the old battery is placed on the circuit board or take a photograph. This will help you put the new battery in the same spot.

Water Damage

The rubber seals on the fob's key seal the electronic chip from water. If it can withstand the splash of water that comes from a washing machine or an evaporation in light rain, it's not likely to be damaged. If you drop it into an ocean or pool the water could get into the seals, causing damage to the circuit board. This is an expensive repair.

The first step is drying the key fob thoroughly. It can be done in a variety of ways. It can be placed in a bag with silica packets to soak up the moisture. You can also use rice that is not cooked However, be cautious not to touch it while it is still wet. This could lead to contamination of its internal components.

You can also clean the the circuit board with isopropyl or electronic cleaner. If, however, the chip is damaged, it's likely that you'll require a new key fob.

Replacing the battery on the Hyundai key fob is easy and usually not messy. You can follow an YouTube video tutorial to help you through the process or refer to the owner's manual. It's a good idea to keep an extra key fob in case you can use your vehicle while waiting for your key to be repaired.

Diagnostics of a fault

If your check engine light comes on and there is a fault code, it may be difficult to identify the problem without the use of a diagnostic scanner commonly called an OBD 2. These are available in Bluetooth models that connect to your smartphone, or standard models that have an attached reader.

One of the most common issues with i20s can be that the throttle position sensor (TPS) develops a fault. This sensor is responsible for measuring the opening angle of the throttle valve. The information is then sent to the control unit and contributes to the calculation of the amount of fuel required. A malfunctioning throttle position sensor could result in lower engine performance, jerky acceleration, and RPM fluctuations when driving.

Transmission problems are a common issue in i20s. The transmission is a complex part that has a lot of gears that work together to transfer the power from the engine. Over time the friction between the gears could cause the transmission to suffer failure. Symptoms of a faulty transmission include grinding or clunking noises and rapid acceleration that is jerky.

Spark plugs are yet another issue for the i20. A defective plug can cause engine damage through not giving enough sparks to each cylinder. A damaged spark plug can cause costly and severe engine damage if not properly checked.