2010 2011 BMW 5 Series Forum F10 - View Single Post - Bought a JB4 S2 from A 135 owner - Will this work on my 2011 535XI -BOTH HARNESS A

sdshah · 08-26-2014, 01:30 PM

Hey all,

I need some help - I purchased a JB4 Stage 2 with harness A from a forum member hoping to use it on my 2011 535XI M sport. I am getting conflicted info if it is just plug and play or do I have to update firmware etc.

Any help would be great.

Thanks

08-26-2014, 01:30 PM	#1
sdshah Banned 849 Rep 1,386 Posts Drives: F85 \| Panamera GTS Join Date: Jul 2011 Location: USA iTrader: (2)	Bought a JB4 S2 from A 135 owner - Will this work on my 2011 535XI -BOTH HARNESS A Hey all, I need some help - I purchased a JB4 Stage 2 with harness A from a forum member hoping to use it on my 2011 535XI M sport. I am getting conflicted info if it is just plug and play or do I have to update firmware etc. Any help would be great. Thanks
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