15 Terms That Everyone Who Works In Fiat 500 Keys Industry Should Know Fiat Panda Key Fob Replacement

Fiat Panda keyfobs are equipped with a transponder that transmits an indication from the fob to the car to unlock doors or turn on the motor. However, the key fob may stop working due to a variety of causes.

The most common cause of key fob failure is the battery of the coin is dead. Other causes are water damage as well as a defective module and interference signals.

Dead Coin Battery

Replace the battery in case your key fob is dead. Choose a button battery that has the same voltage, size and specifications as the previous one.

If the key fob was exposed to water, like a splash of rain or salt water on the beach, it's going to need to be cleaned before it is able to be used again. The best solution is to use a paper towel soaked with isopropyl or an electronic cleaner.

If the key fob isn't working despite being not exposed to water it could be due to a malfunction in the receiver module or in the internal electronic chip. Reprogramming the keyfob through an OBDII scan could assist in these situations.

Water Damage

It is possible to get water damage to your key fob if it was submerged in a puddle, pool or washing machine. It is usually possible to be able to get it back up and running by taking off the battery and then scrubbing the circuit board with isopropyl alcohol. It is recommended to let the circuit board completely dry before putting in batteries.

If your key fob stopped working even after replacing the battery and changing the program, you could have a malfunctioning receiver module. Reprogramming instructions are available for most vehicles' remote key fobs on YouTube or in the owner's guide. You can also try resetting the car's computer onboard using the OBDII scan tool.

Faulty Receiver Module

The key fob has the chip that communicates the vehicle's system. If this chip becomes damaged, it will no longer send and receive signals to the vehicle. This could be due to dropping the key fob, or due to exposure to water. If your key fob isn't functioning due to water exposure, you may be able to fix it by attempting to clean the chip with electronic cleaner or isopropyl ethanol.

If the key fob still does not respond following cleaning, it is likely that the receiver module is not functioning properly and will need to be replaced. A faulty receiver module can also cause the remote control key to cease functioning. This is usually due to electromagnetic interference.

A defective electronic chip

The electronic chip inside your key fob is a crucial part of the anti-theft system in your car. It sends out a signal the immobiliser device in your car to inform it whether or not the key is genuine. Your car will not start in the event that the chip has been damaged.

A malfunctioning chip could be caused by interference signals from other objects such as weather conditions, objects or transmitters operating on the same frequency as your vehicle. In this case, a new fob will be needed.

Contacts for the battery that are damaged

The battery contacts inside a key fob are very delicate and may be damaged through repeated use. If they're damaged or bent, the fob will not transmit any signals to the receiver modules in the car.

Modern fobs come with rubber seals that block out water. Submerging them in water even if it's just small splash or drizzle could damage the chip's electronic circuit.

The key fob is equipped with chip that communicates with the immobilizer system of the vehicle in order to start it. The system utilizes the old red keys for older vehicles as well as the cryptocoding system that is used in the latest vehicles. This chip will need to be changed if it is damaged.

Faulty 12 Volt Batterie

A faulty battery can cause the remote to stop working. The car's system will not recognize the remote if this occurs.

Before replacing the battery, test it using a the voltmeter to determine its capacity. A fully charged battery should read 12.6 volts. If the reading drops dramatically it's time to change it.

Install an electrical charge for a few seconds on the battery to determine its capacity. This will eliminate 1percent of the surface charges. Then, you can measure the voltage once more. The longer the battery can hold its voltage more effectively, the greater its capacity. The ideal scenario is to keep it at or near 12 volts for several minutes.

Faulty Radio Signal

This is the most common reason for a keyfob that ceases to send signals to the car. fiat 500 replacement key near me can be replaced to fix this problem. However, it is crucial to choose a battery with the same voltage and size as the original one.

Fobs take a lot of abuse, but they're also not indestructible. The battery buttons and contacts are brittle, so they can get bent or damaged from rough usage.

The signal could also be interrupted by other transmitters or objects which use the same frequency. For instance, a light control panel in your home could send interference on the same bandwidth that key fobs utilize. This can interfere with the remote control of your car.

Incorrect OBDII scan tool

There are many reasons why a scan tool might not work. Some are more complex than others.


Professional scan tools let mechanics to look over the car's network and perform various self-tests. These are real time-savers, but they are also extremely expensive, and beyond the reach of most DIYers.

If your OBD2 scanner doesn't work Check the voltage on terminal 16 (scan tool power) and terminal 4 (chassis ground). If they're both in good shape it's likely that a fuse has been blown. This is among the most common causes of scan tool failure. The most straightforward fix is to replace the fuse which has blown.