It's hard to know when your key fob battery is low. Occasionally, folks find themselves locked out of their cars and ...

Q: I recently replaced the original battery in the key fob for my 2010 Kia Sedona ... "fabulous" safety and security package that they added to the vehicle for the "low, low" cost of only $999. Among ...

the first step was to disassemble the already broken key fob and separate out the PCB from the case and battery holder. With those removed, a coin cell was soldered to some wires connected to the PCB.