How to change the 2017 2018 2019 ford fusion smart fob key battery.
Ford fusion key battery low.
Ford has been using key fobs to unlock it s cars and trucks since at least it s 1993 ford explorer model.
The modern large smart fob for the fusion requires a cr2450 battery to operate it s features.
Different fobs were used for different models.
Ford is the 1 car maker in the us and the top user of key fobs.
If the new battery is working properly you should see the parking lights flash and hear the door locks opening or closing.
These instructions apply to multiple ford models such as fiesta mustang fusion edge and f150.
The battery in the key fob is used for the transmitter for the button actions.
Changing a key battery in a ford is all about the key or fob type.
To test the new key fob battery stand near your fusion and press the unlock or lock buttons.
Remote start lock unlock open and close liftgate and panic.
The larger cr2450 coin battery is a bit more expensive than smaller cr batteries but this one is simple to change.
Be sure to record the battery change in your vehicle s service records.