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      04-17-2015, 12:54 AM   #16
JD75
JDTuning
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Drives: G20 M340i xDrive,G80 M3 xDrive
Join Date: Jan 2011
Location: Sydney

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Quote:
Originally Posted by bmwheath View Post
Yeah i know, sorry about that. I have just done 3 fresh pulls in 3rd to 4th.
I cannot seem to send my csv files from my iphone app, was hoping to get them to Steve from Bms.
I triggered map4 on 1 of the pulls (maybe 1st or 2nd pull)
Was running map2, im full bolt on's apart from charge pipe (still waiting for that to turn up)
Hey mate,

when the JB4 reverted to Map 4, did the SES light flash twice?

Your AFR's are pretty damn lean. If you have an AFR of 14:1 or leaner on either bank for more than a second above 4,500rpm, the JB4 will revert to Map 4 to protect the engine as a function of its lean-run safety feature.

Your fuel trims are maxed between 3,000rpm and 4,500rpm too.

Cheers,

JD.

P.S. please email the .csv files from those 3 pulls to justin_dean75@yahoo.com.au and I'll review them via datazap.

P.P.S. are the datalogs posted in order of pulls or was it the bottom log where the JB4 reverted to Map 4?

Last edited by JD75; 04-17-2015 at 01:23 AM.. Reason: Revision
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