If you have the intelligent remote you will need to open it up to access the metal key.
Ford fusion key battery dead.
Ford fusion owners have reported 22 problems related to battery dead under the electrical system category.
How to change the 2017 2018 2019 ford fusion smart fob key battery.
The modern large smart fob for the fusion requires a cr2450 battery to operate it s features.
Also please check out the statistics and reliability analysis of ford fusion based on all problems reported for the fusion.
Average failure mileage is 5 500 miles.
These instructions apply to multiple ford models such as fiesta mustang fusion edge and f150.
This is necessary if the car battery has died and you need to manually open the car in order to access the car battery in your ford.
The larger cr2450 coin battery is a bit more expensive than smaller cr batteries but this one is simple to change.