BMW 340iX

Key fob battery by model year. When multiple remotes apply to the same year, each row shows the remote type. Battery type links open our compatibility page.

Year	Remote type	Battery type
2019	Standard	CR2450
2018	Standard	CR2450
2017	Standard	CR2450
2016	Standard	CR2450

Open in vehicle finder All BMW models

An error has occurred.Reload 🗙