Mechanics

KEY BATTERY

2004 BMW 530

Electrical problem
2004 BMW 530 6 cyl Two Wheel Drive Automatic 27,000 miles

does the key have abattery?
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Benjamin Guess
November 7, 2009.



Yes, it charges through the EWS ring at the ignition switch. It (the battery) is not replaceable, the key may need either re-initialization, or to be recharged. If it will not recharge, replace entire key.

Dr. Hagerty
Nov 7, 2009.