Ford Flex key will not turn despite recent battery replacement on Ford Flex

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Ford Flex owners report experiencing difficulties with their key not turning after a recent battery replacement, which may be due to several factors. These owners have found that a dead or depleted key fob battery can prevent the key from functioning properly. Additionally, some have noted that the key fob may require resetting after a battery change, as it could be erased during the process. Electrical issues in the vehicle might also impact the key fob's performance, while excessive use can lead to worn-out buttons that cause malfunctions. Furthermore, problems with the door locks can affect the key fob's ability to turn correctly. For those facing these issues, it is recommended to check the key fob battery, reset the key fob, and inspect for any underlying electrical or mechanical problems. If the issue continues, seeking assistance from a technician or dealership is advisable.

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