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      12-31-2012, 12:04 AM   #5
Second Lieutenant

Drives: 2011 Bmw 335i M sport
Join Date: Nov 2011
Location: Beverly Hills California

iTrader: (1)

Originally Posted by ejj View Post
How did you turn the JB4 "off"? Just going to map 0 with the ISO firmware will cap boost at 7ish PSI, which will cause CELs at WOT. Terry documented this in the n54 ISO notes (referenced by the n55 notes).

Map 4 is stock boost levels with the n55 ISO.
I had no idea. I've just been putting it on map 0. So should I put it to map 4 then and see how it runs?
2011 BMW 335i M Sport- Space Grey Metallic * Black Kidney Grills * Jb4 Stage 2 ISO * Injen Intake * AR 4" Downpipe * 19" VMR V710 * Michelin Pilot Super Sports 235/265 * KW V3 Coilovers * 8k Alpine Angel Eyes * Gloss Black Roof Vinyl