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 the vehicle in advance and track key fob functions via an app on their smartphone However, at times, the key fob will stop functioning for a reason It could be due 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, including locking and unlocking your doors, launching your car and even triggering the panic button It's an excellent feature for drivers, helping them save time and effort, but it can be a hassle if the system stops working correctly If you're experiencing difficulty getting your Hyundai i20 key fob to perform as it should, there are several things you can try to resolve the issue The first step is checking the battery The majority of smart key fobs are powered by a coin cell battery, which can be replaced within minutes This is the simplest and cheapest way to fix your problem It is possible to purchase replacement batteries at most shops and also online Re-open the keyfob after installing the new battery to ensure that the battery is in its correct place and in contact with all the connections Make sure to take a photo or make note of how the old battery was positioned on the circuit board before removing it This will allow you to install the new battery in the same way The majority of Hyundai smart keyfobs use the CR2032 batteries, available in most shops or online Once you have the battery in place, close up your key fob, and then test it to verify if it's functioning again Contacts If your Hyundai key fob stopped working out of the white of the night and you haven't lost it, you may be experiencing a malfunctioning internal chip The receiver module inside your vehicle relies on radio frequency signals to communicate with the remote control, therefore in the event that this signal is affected by nearby transmitters or objects, it might cause the key fob to cease functioning correctly If you're looking for a smart method to lock, unlock and start your vehicle during your Reno commute, you should consider the Hyundai Digital Key system This advanced keyless entry system works with a smartphone app and allows you to share Digital Key access with up to three other people This is useful if you are giving a friend a lift or leaving your vehicle in valet service A dead battery is the most common cause of a Hyundai i20's key fob not working If yours is showing symptoms of dying, like slow operation or not responding at all, it's time to replace the battery Although the process of replacing the Hyundai keyfob battery isn't difficult, you must be aware of a few points before you begin Make a sketch or note of how the old battery is laid in the circuit board This will allow you to put the new battery in the same location Water Damage The rubber seals on the key fob protect the chip from water If it can withstand a brief splash from a washing-machine, or an unintentional dip in a light rain it is unlikely to be damaged If you drop it in the ocean or a pool it could be damaged by the water the seals, causing damage to the circuit board This is a costly repair The first step is drying the key fob thoroughly This can be done in many ways You can put it in a plastic container with silica gel packets that will absorb the moisture out of it You can also use rice that is not cooked however, be careful not to touch it while it's still wet It could be contaminated by 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, however, the chip is damaged, it's probably best to accept that you'll need a replacement key fob It's easy to change the battery on your Hyundai key fob The process is usually not a hassle You can follow an YouTube tutorial video to assist you with the process or consult your owner's manual It's a good idea keep a spare key fob so you can drive your car while you wait for your repaired key Fault Diagnosis It isn't easy to pinpoint the cause of a problem when your check engine light comes on and you have a fault code This is the reason why an OBD diagnostic scanner is usually known as an OBD 2 or OBD 2 in the United Kingdom They are available in Bluetooth versions that connect to your smartphone, or standard models with an integrated reader One of the most frequent problems with i20s is the throttle position sensor TPS develops a fault The sensor is responsible for determining the opening angle of the throttle valve The data is sent to the control unit, which contributes to the calculation for the amount of fuel required https//wwwg28carkeyscouk/hyundai-car-key-replacements-near-me/ damaged throttle sensor can result in rapid acceleration that is jerky, fluctuations in RPM and a reduction in engine performance Another issue common to i20s is the faulty transmission The transmission is a complex component that has many gears that connect to transfer power from the engine to the wheels As time passes friction between gears could cause the transmission to suffer failure The signs of a damaged transmission include clunking, grinding noises and an abrupt acceleration Spark plugs are another issue for the i20 Faulty spark plugs can damage the engine because they do not deliver the right amount of sparks to the cylinders If they are not checked a damaged spark plug could cause serious and expensive engine damage