Auxiliary Battery - MBWorld.org Forums

09-24-2015, 11:43 PM

#1

6G Schnell

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Trek Bike

Auxiliary Battery

Warning sign came up today:
Auxiliary battery malfunction

Has anybody else seen this/what does it mean?
Just a glitch, or car needs to see mother ship for replacement?

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09-25-2015, 10:09 AM

#2

Clk63blkseries

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2018 E63 S (white wagon), 2016 Viper ACR Extreme, 2005 Porsche GT3 Cup race car,2020 GLE

I had the same issue . Dealer replaced it. I bet it was a bad batch of batteries.

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09-26-2015, 12:13 AM

#3

beegee227

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2012 E63 P30 Wagon

Ditto. Same error. Dealer replaced it under warranty with no hassle.

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09-26-2015, 01:48 AM

#4

6G Schnell

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Trek Bike

Thanks, made appointment
Did not expect battery will need replacement before 2nd birthday

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