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Andrew1810 Andrew1810 is offline
Junior Member
 
Posts: 66
Join Date: Sep 2018
Car: M140i
Default 09-05-2018, 10:06 PM

Installed my JB4 today on my Shadow edition 140i, using the dash menu the mph needle was jumping all over the place. Ie, when 1 was selected it was jumping between 0-2 and bouncing up and down.

Is this a known issue or is something up with my unit/install ?
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