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