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AP · 01-11-2018, 11:03 AM

Aren't the speedos getting their info from the abs sensors so rolling radius must be key to it ( with a little margin for error to allow for tyre wear)
Does the tyre settings in idrive then influence the speedo in that case?

01-11-2018, 11:03 AM	#19
AP Major General 2783 Rep 5,095 Posts Drives: G30 M550 Join Date: Apr 2011 Location: UK iTrader: (0)	Aren't the speedos getting their info from the abs sensors so rolling radius must be key to it ( with a little margin for error to allow for tyre wear) Does the tyre settings in idrive then influence the speedo in that case?
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