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How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai i20 owners are able to lock and unlock their vehicles remotely. They can also start the vehicle ahead of time and check key fob functions via an app for their smartphone.

Occasionally the key fob might stop working. This could be due an unresponsive battery or water damage, or signal interference.

Battery

Hyundai has created the smart key fob for their vehicles that enables users to perform a variety of remote functions like locking and unlocking doors, starting your vehicle and even activating panic buttons. It's a great convenience for drivers to save time and effort, but it can be difficult when the system doesn't function properly. If you're having trouble getting your Hyundai i20 key fob to perform as it should there are a few things you can do to solve the issue.

The first step is check the battery. hyundai key fob repair of smart key fobs are powered by a coin-cell battery, that can be repaired in a matter of minutes. This is the fastest and cheapest method to resolve your issue. You can find replacement batteries at most stores as well as online. After you have put the new battery in place open the key fob to make sure the battery is sitting in the correct place and that it's in contact with all of the connections.

Be sure to snap a photo or take a note of the way in which the old battery was positioned in the circuit board before removing it. This will allow you to install the new battery the same way. The majority of Hyundai smart key fobs use batteries that are CR2032, which are sold in a variety of shops and online. Once you have the battery in place shut down your key fob and then test it to determine if it's working 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 dealing with a faulty internal chip. The receiver module in the car utilizes radio frequency signals to communicate with the remote. If these signals are obstructed by nearby transmitters, or objects, the key fob may stop working properly.

Take a look at the Hyundai Digital key system if your goal is to lock, unlock, and start your vehicle while you commute to Reno. This advanced keyless system operates with an app on your smartphone, allowing you to share Digital Key access up to three persons. This can be helpful when you offer your friend a ride when you're leaving your car with valet services.

The most common reason for a Hyundai i20 key fob to stop functioning is the battery is dead. If yours is displaying indications of dying, such as slow operation or not responding at all, it's time to replace the battery. Although replacing the Hyundai keyfob battery is not difficult, you should be aware of some things prior to starting. Make a sketch or a note about how the old battery is laid within the circuit board. This will allow you to place the new battery in the same position.

Water Damage

The rubber seals on the key fob guard the chip from water. So, if it survives an accidental splash of water 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 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 completely. It is possible to do this in a variety of ways. It can be placed in a plastic bag with silica gel packs that will suck the moisture out of it. You can also use rice that is not cooked however, be careful not to be near it while it's still wet. It could be contaminated by its internal components.

Utilizing isopropyl alcohol or an electronic cleaner can also help in cleaning the contacts on the circuit board. If the chip is damaged, it's best to accept you'll have to replace the key fob.

Replacing the battery on the Hyundai key fob is easy and generally not messy. You can refer to an YouTube tutorial or your owner's guide to guide you through the process. It's a good idea keep an extra key fob at hand so that you can continue driving your car while you wait for the repaired key to arrive.

Diagnostics of a fault

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

The throttle position sensor (TPS), which is located in the i20, could become damaged. The sensor is responsible for measuring the opening angle of the throttle valve. This information is sent to the control unit and contributes to the calculation of the amount of fuel needed. A problem with the throttle position sensor could result in reduced engine performance, jerky acceleration and RPM variations when driving.

Transmission problems are a common issue for the i20s. The transmission is a complex component made up of many gears that work together to transfer power from the engine to the wheels. The friction between the gears cause wear and tear over time, which could cause the transmission to fail. Grinding or clunking sounds and the jerky acceleration can be signs of an inefficient gearbox.

Spark plugs are yet another aspect to be concerned about for the i20. Spark plugs that are defective can cause damage to the engine by not delivering the right amount of sparks to each cylinder. If not checked the damaged spark plug could cause serious and expensive engine damage.