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How to Fix a Problem With Your Hyundai i20 Key Fob

Hyundai i20 vehicle owners can lock and unlock their cars remotely. They can also start their vehicle in advance and track key-fob functions through a mobile application on their smartphone.

However, at times, the key fob won't working due to some reason. It could be due an unresponsive battery water damage or signal interference.

Battery

Hyundai has created a smart key fob that is able to perform a variety of remote functions, including locking and unlocking your doors, starting your vehicle and even activating the panic button. It's a wonderful feature for drivers and helps them save time and effort, but it can be a hassle if the system isn't working properly. There are several things you can do if your Hyundai i20's key fob is not working properly.

The first step is to check the battery. Most smart key fobs use the coin cell battery which can be replaced in a matter of minutes. This is the easiest and cheapest way to fix the issue. Replacement batteries are available in the majority of stores or on the internet. After you have put the new battery in place then re-open the key fob to make sure the battery is in the correct place and that it's in contact with all of the connections.

Take a picture or note the location of the battery that was removed from the circuit before removing it. This will enable you to install the new battery the same way. The majority of Hyundai smart key fobs utilize batteries that are CR2032, which are available in many stores and online. Once you have the battery installed shut down your key fob and test it to verify if it's functioning again.

Contacts

If your Hyundai keyfob suddenly stopped working and you haven't dropped it, there might be a problem with the internal chip. The receiver module in your vehicle relies on a radio frequency signal to communicate with the remote control, therefore in the event that this signal is disrupted by nearby transmitters or objects, it may cause the key fob to cease functioning properly.

If you're looking to find a clever method to lock, unlock, and start your car during your Reno commute, think about the Hyundai Digital Key system. The advanced keyless system operates via an app on your smartphone. It allows you to share Digital Key access up to three people. This is useful if you are giving a friend the opportunity to ride with you or leave your vehicle in valet service.

A dead battery is the most common reason for an Hyundai i20's key fob not working. It's time to change the battery if it is showing signs of age and is slow to operate or no response at any time. Although opening and replacing your Hyundai key fob battery isn't too difficult however there are a few things you should know before beginning. Take a photo or take note of how the old battery is laid on the circuit board. This will help you place the new battery at the same position.

Water Damage

The key fob features rubber seals to protect the chip inside from water. If it can withstand a brief splash from a washing machine, or a brief immersion in light rain it is unlikely to be damaged. However, if you drop it in the pool or ocean then the water could penetrate the seals and cause damage to the circuit board, which is expensive to repair.

The first step is drying the key fob completely. This can be done in a variety of ways. You can put it in a bag along with silica packets to soak up the moisture. You could also use uncooked rice however, be careful not to contact it while it's still damp. This could lead to contamination of the internal components.

The use of isopropyl alcohol, or an electronic cleaner can also help in cleaning the contacts on the circuit board. If, however, hyundai spare key cost TheKeyLab is fried, it's probably best to accept that you'll need to replace the key fob.

Replacing the battery on the Hyundai key fob is straightforward and typically not a big mess. You can follow an YouTube video tutorial to assist you along the way or consult your owner's manual. It's a good idea have a spare key fob on your side so that you can continue driving your car while waiting for the replacement key to arrive.

Fault Diagnosis

It isn't always easy to identify problems if your check engine light is illuminated and you have a fault-code. This is why an OBD diagnostic scanner is usually known as an OBD 2 (or OBD 2 in the UK). They are available in Bluetooth versions that connect to your phone or standard models that have an integrated reader.

One of the most frequent issues with i20s is the throttle position sensor (TPS) is defective. The sensor is responsible for determining the opening angle of the throttle valve. This information is transmitted to the control unit and contributes to the calculation of the amount of fuel needed. A damaged throttle sensor can result in abrupt acceleration, erratic RPM changes and a reduction in engine performance.

Transmission issues are another frequent problem in i20s. The transmission is a complicated part that has a lot of gears which mesh together to transfer the power from the engine. The friction between the gears can cause wear over time which can cause the transmission to fail. The signs of a damaged transmission include clunking or grinding sounds and an abrupt acceleration.

Spark plugs are another area of concern for the i20. A defective plug can cause engine damage by not giving enough sparks to each cylinder. If not checked, a damaged spark plug could cause serious and costly engine damage.