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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i > HELP! At the track! CEL at 100mph no matter gear or boost!



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      09-08-2012, 11:12 PM   #1
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HELP! At the track! CEL at 100mph no matter gear or boost!

What's going on? No matter what gear or amount of boost, I get a CEL at 100mph in the quarter!
help!! Running Jb4 and 70/30 92/E85 mix on map 5, 2, 1. Still a CEL.


29F2 fuel pump, fuel pressure code.
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      09-09-2012, 04:26 AM   #2
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http://www.n54tech.com/forums/showpo...postcount=4577

Update to latest firmware
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      09-09-2012, 11:06 AM   #3
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+1 ^^ That or have to shut off open loop as decribed in the release notes and set it to 75
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      09-09-2012, 05:30 PM   #4
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Quote:
Originally Posted by enrita View Post
I did. It's already updated!
I also did the futureuseA = 2 and started doing that, but it's still prevalent.
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      09-09-2012, 06:54 PM   #5
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what do your logs look like?
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