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How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai i20 owners can to lock and unlock their vehicle remotely. They can also start their vehicle in advance and monitor the functions of their key fob using a mobile app using their smartphone.

Occasionally the key fob may cease to function. This could be due an unresponsive battery, water damage or signal interference.

Battery

Hyundai has developed a smart key fob that is able to perform a variety of 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 ceases to function properly. If you're having difficulty getting your Hyundai i20 key fob to perform as it should, there are several things you can do to solve the issue.

The first step is to test the battery. Most smart key fobs use a coin cell battery that is easily replaced in minutes. This is the most efficient and cheapest solution to fix your problem. Replacement batteries are readily available in all stores and online. Re-open the keyfob after installing the new battery to verify that the battery is in the correct place and in contact with all the connections.

Note down the location of the battery that was removed from the circuit before taking it out. This will allow you to install the new battery in the same way. Most Hyundai smart keyfobs are equipped with CR2032 batteries, which are sold at most stores or online. Once you have the battery installed, close up your key fob and test it to verify if it's functioning again.

Contacts

If your Hyundai 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 the car uses radio frequency signals to communicate with the remote. If the signals are disrupted by nearby transmitters, or objects, the key fob may stop working correctly.

Take a look at the Hyundai Digital key system if you're looking for a way to lock, unlock and start your car while you commute to Reno. This innovative keyless entry system operates via a smartphone app and lets you share Digital Key access with up to three additional people. This is a great feature when you're giving a friend a lift or leaving your vehicle with valet service.

The most common reason for the hyundai tucson car key i20 key fob to stop functioning is a dead battery. If yours is displaying indications of dying, such as slow operation or not responding at all it's time to replace the battery. Although the process of replacing the hyundai key programmer keyfob battery is not difficult, you should be aware of some things before you begin. Take a photo or make a note about how the old battery is placed on the circuit board. This will allow you to place the new battery in the same place.

Water Damage

The key fob features rubber seals to shield the chip inside from water. So, if it survives a splash of water from a washer or a brief submersion in light rain it's unlikely to be damaged. However, if you've dropped it in the pool or ocean then the water may get through the seals and cause damage to the circuit board, which can be expensive to repair.

The first step is to dry the key fob completely. It is possible to do this in a variety of ways. You can put it in a bag along with silica bags to absorb the moisture. You can also cook rice uncooked Be careful not to touch it while it's still damp. It could be contaminated by its internal components.

Using 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 best to accept that you'll need a replacement key fob.

Replacing the battery on a Hyundai key fob is straightforward and usually not messy. You can consult a YouTube tutorial or your owner's manual guide you through the procedure. It's a good idea keep an extra key fob in case you can drive your car while you wait for your repaired key.

Troubleshooting

It can be difficult to diagnose problems if your check engine light is flashing and you have a fault-code. This is why a diagnostic scanner is often called an OBD 2 (or OBD 2 in the UK). They are available in Bluetooth models that connect to your phone or standard models with a reader attached to the socket.

The throttle position sensor (TPS), which is located in the i20, could be damaged. This sensor is used to determine the opening angle of throttle valve. This information is sent to the control unit, which is used to calculate the amount of fuel needed. A malfunctioning throttle sensor could cause abrupt acceleration, erratic RPM changes and reduced engine performance.

Another common problem found in the i20s is a faulty transmission. The transmission is a complex component made up of many gears that work together to transfer power from the engine to wheels. In time the friction between gears can cause the transmission's failure. Signs of a malfunctioning transmission include clunking, grinding noises and jerky acceleration.

Spark plugs are yet another aspect to be concerned about for the i20. Faulty spark plugs can damage the engine because they do not deliver the correct amounts of sparks to every cylinder. A damaged spark plug can cause costly and severe engine damage if not properly checked.