Quote:
Originally Posted by ejj
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.
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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?