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BMW 3-Series (E90 E92) Forum > BMW E90/E92/E93 3-series General Forums > Regional Forums > USA - NY / NJ / CT / PA > Need help just got a jb4 g5 iOS



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      12-10-2012, 08:50 PM   #1
Bimmerfreakz
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Need help just got a jb4 g5 iOS

Well I just got the g5 iOS for my 335i and my car is nottin running right don't no what is the issue it only hits 10 psi and on my others jb4 it hits 17-18psi like notting wanna no if anyone can help me with this or if anyone knows thanks
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      12-10-2012, 09:31 PM   #2
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make sure all your couplers and vaccum lines are secure. most likely losing boost some where.
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      12-10-2012, 09:44 PM   #3
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Quote:
Originally Posted by Bimmerfreakz
Well I just got the g5 iOS for my 335i and my car is nottin running right don't no what is the issue it only hits 10 psi and on my others jb4 it hits 17-18psi like notting wanna no if anyone can help me with this or if anyone knows thanks
restart car n it should be back to normal,also make sure u put tye iso settings on the interface.
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      12-11-2012, 02:03 PM   #4
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I did but ask u a question when I got te g5 I just plugged it in and that's it I didn't do nottin with the wires can that be it
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      12-11-2012, 04:38 PM   #5
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Originally Posted by Bimmerfreakz
I did but ask u a question when I got te g5 I just plugged it in and that's it I didn't do nottin with the wires can that be it
did u cut the two diodes?if u didnt thab u dobt have iso
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      12-11-2012, 04:47 PM   #6
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I bought the iOS from terry
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      12-11-2012, 05:00 PM   #7
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g5 iOS sounds like an iPhone 5.
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      12-11-2012, 06:41 PM   #8
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g5 iOS sounds like an iPhone 5.
hahaha i was thinking the same thing... Just so you know its G5 ISO
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      12-12-2012, 01:28 AM   #9
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are you getting a CEL on startup? Or you just aren't hitting full boost and everything else is normal?

If you have a CEL on startup that means you have the old wiring harness and you have to change a couple wires.
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      12-12-2012, 03:29 PM   #10
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Quote:
Originally Posted by Bimmerfreakz View Post
I did but ask u a question when I got te g5 I just plugged it in and that's it I didn't do nottin with the wires can that be it
Um, yes.
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      12-12-2012, 03:32 PM   #11
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I dont want to point out the obvious, but you did set the tune to 1,2 or 5 diddnt you? You didnt just plug it in and go, you di d choose what tune number you want to use?
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      12-14-2012, 10:41 AM   #12
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I did updated the software and everything ran it on map 5 and Gettin o2 sensors and oxygen tempeature senore dries it bak to map 4 safety map
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