How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai i20 owners can lock and unlock their cars remotely. They can also start their vehicle prior to time and monitor key fob function by using a mobile application on their smartphones.

But, sometimes, the key fob will stop functioning due to a reason. It could be due to an unresponsive battery, water damage, or signal interference.

Battery

Hyundai has created a smart key fob that can be used to perform a variety of remote functions, including locking and unlocking your doors, starting your vehicle and even activating the panic button. It's an excellent way to save time and energy for drivers, however it can be frustrating when it doesn't work as intended. There are a few things you can do if your Hyundai i20's key hyundai service fob isn't working correctly.

The first step is to check the battery. The majority of smart key fobs are powered by a coin-cell battery, that can be repaired in a matter of minutes. This is typically the fastest and most affordable way to fix the problem. You can buy replacement batteries in many stores as well as online. After you have put the new battery, re-open the key fob to make sure the battery is sitting in the proper position and is in contact with all connections.

Be sure to take a picture or make a note of the way in which the old battery was positioned in the circuit board before removing it. This will enable you to install the new battery the same way. Most Hyundai smart key fobs use batteries that are CR2032, which are found in many shops and online. Close your key fob after installing the battery and testing it.

Contacts

If your Hyundai key fob stopped working out of the white of the night and you haven't lost it, you could have a problem with an internal chip. The receiver module in your vehicle utilizes radio frequency signals to communicate with the remote control, so if this signals are being disrupted by nearby transmitters or objects, it can cause the key fob to not function correctly.

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The most common reason for a Hyundai i20 key fob to stop working is an inactive battery. It's time to change the battery if it shows signs of aging and is slow to operate or no response at all. While replacing and opening your Hyundai key fob battery isn't difficult but there are a few things to consider prior to starting. Make a sketch or an outline of the way that the old battery is placed within the circuit board. 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 survives a quick splash from a washing machine, or an a short immersion in light rain, it is unlikely to be damaged. If you drop it in a pool or ocean, hyundai Tucson keys locked in car the water could penetrate the seals, damaging the circuit board. This is a costly repair.

The first step is to dry the key fob completely. This can be accomplished in various ways. It can be placed in a bag with silica packets to soak up the moisture. You can also cook rice uncooked Be careful not to touch it while it is still wet. It could be contaminated by its internal components.

Using alcohol such as isopropyl or an electronic cleaner could also be helpful in cleaning the contacts on the circuit board. However, 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 usually not messy. You can follow a YouTube tutorial video to assist you with the procedure or consult your owner's manual. It's a great idea to keep an extra key fob on hand so you can drive around in your vehicle while waiting for your key to be repaired.

Diagnosis of a Fault

If your check engine light comes on and a fault code is present it may be difficult to pinpoint the problem without the use of a diagnostic scanner, typically referred to as an OBD 2. These are available in Bluetooth models that connect to your phone or standard models that have an attached reader to the socket.

The throttle position sensor (TPS) located in the located in the i20, can fail. The sensor is responsible for determining the opening angle of the throttle valve. This information is passed to the control unit and contributes to the calculation of the amount of fuel needed. A malfunctioning throttle position sensor can result in a decrease in engine performance, jerky acceleration and RPM fluctuations while driving.

Another issue that is common in the i20s is the malfunctioning transmission. The transmission is a complicated component that has many gears that work together to transfer the power from the engine. As time passes, the friction between the gears can lead to transmission failure. Sounds of grinding or clunking as well as rapid acceleration that is jerky are signs of the gearbox being damaged.

The spark plugs of the i20 are another common problem area. Spark plugs that are defective can cause engine damage by not giving enough sparks to each engine. If unchecked a damaged spark plug can cause serious and costly engine damage.