How to Fix a Dead Kia Picanto Key Fob
The Kia Picanto was built for the city. It swerves through traffic snaking areas which larger cars aren't able to and slams through width limitations like they aren't even there. It's a compact car packed with features.
There are several reasons why the key fob in your kia Picanto may not function. A dead battery is the most typical cause.
Dead Coin Battery
A dead battery is the most common cause of a Kia Picanto's key fob not working. The key fob will usually display warning signs such as unstable behavior or a loss of range before it dies. It is best to replace your battery in the event that you observe any of these signs before the battery is completely dead. Make sure you choose the same replacement battery with exactly the same size, voltage and specifications as your original one.
If the key fob still isn't working, it may be time to visit a dealership to purchase a replacement. This is the only way to ensure the replacement will be correctly programmed and compatible with your vehicle. If you try to reprogram the key fob incorrectly the internal chip might be damaged and cease to function.
Another possibility is that the receiver module has developed an issue. This could be caused by a chip that has been damaged or weakened, or wear and wear and tear. The signs of this issue may be difficult to spot but it's important to look into the issue whenever you can. If you're not able to use your key fob to lock or unlock the doors, or if even the spare won't work then you should call a dealership or service center for assistance. They'll be able diagnose the problem and repair it for you.
Faulty Chip
The key fob houses the chip that transmits a signal to a computer within the car. If the chip becomes corrupted it will not be transmitted correctly and the immobilizer will activate. This could be due to many reasons. One of them is a low battery in the key fob. Another possibility is water damage. It is likely that the fob won't function when it becomes wet.
A malfunctioning chip could be the reason behind the Picanto key fob that isn't turning on the engine. If you've replaced the battery and tried reprogramming the fob but it still isn't working, it could be that the circuit board is damaged. You'll need to replace the circuit board if this is the situation.
Press the button on the back of the key to open the fob. After this is done, you'll be able take off the mechanical key. The video below will guide you how to replace the battery in the key fob. Make sure that you use an alternative battery that has similar in size and voltage. The Fob might be damaged if using the wrong type of battery. Press the lock button after replacing the battery. If it works, you are using a quality Fob.
Faulty Receiver Module
Your key fob isn't indestructible, and it takes a lot abuse. Over time the battery contacts and buttons of your key fob may be damaged. Luckily, it's pretty easy to repair this yourself with a few simple tools.
To function, the fob must transmit a signal to a receiver in your car. If this module is faulty it won't be in a position to start or open the vehicle. There are kia optima keys but the first step to try is resetting the fob.
This is usually done by disconnecting the 12 volt battery in the fob and letting it drain completely. Then, connect the negative and positive cables in reverse order.
If the battery is functioning and the fob does not have water damage, it might simply have an issue with its signal. This could be caused by many things including interference from nearby transmitters, or objects that use the same frequency band as your Picanto's receiver.
Key fobs are made with rubber seals to keep the chip inside from getting wet, but if they're submerged in water for a long period of time they could be destroyed. This is the reason it's vital to always keep your key fob safe from water and only utilize a key fob that has water-proof design.

Faulty programming
A Kia Picanto key fob is an efficient way to unlock and start your vehicle. You can also use it to control the features in your car. It is essential to understand how to use your key fob, particularly if you are driving in a hazardous environment or have a limited mobility. There are a number of Kia Picanto key tricks that can help you.
If your key fob stopped functioning out of the blue, it could have an issue with its internal chip. It's not common however it is possible. To determine the problem, it is best to consult an Kia dealer.
Alternately, you can try to reset your Picanto key fob. The procedure is fairly simple and can be done at home. The first step is removing the key fob. Then, connect the diagnostic tool to the OBDII port under the dash and then turn on the engine. The diagnostic tool will request details about your Picanto. This includes the VIN, make, and model.
You can also look for dead batteries. The clips made of metal in the key fob hold the battery and complete the circuit. If the clips that hold the key fob are damaged, they can interfere with the flow of electricity and result in a loss of functionality.