BMW 3-Series (E90 E92) Forum - View Single Post

Efthreeoh · 03-05-2020, 03:20 PM

The key for non-comfort access system has a rechargable battery in it. If you keep the key in the key slot it will recharge the key battery. A new key is a bit pricey, but best to source from the dealer to avoid programming hassles.

03-05-2020, 03:20 PM	#4
Efthreeoh General 17401 Rep 18,791 Posts Drives: The E90 + Z4 Coupe & Z3 R'ster Join Date: May 2012 Location: Virginia iTrader: (0)	The key for non-comfort access system has a rechargable battery in it. If you keep the key in the key slot it will recharge the key battery. A new key is a bit pricey, but best to source from the dealer to avoid programming hassles.
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