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Boost over target 30FE persistent code
Hi guys,
Just installed my JB4 on my '09 E91 LCI 335i and went for a few test runs on map 1 and was fine for about 20 mins but after that I'm now consistently getting code 30FE boost over target which is putting the car into limp mode/low boost mode (3100) with check engine light on the dash. I haven't adjusted any of the settings on the config page or dials menu but I've included them below. Any ideas on what's causing this?? I've tried it with 2 different JB4 units and both had the same issue with my car. Thanks Settings: Firmware version 32/12//2 Fuel bias all 0 Duty bias all 50 boost safety 18 default wastegate pos 60 PID gain 25 Auto shift boost reduction 60 FF/ wastegate adaptation 31 Fuel open loop 90 Max boost 1st 12 |
Just found a post of someone having a similar issue, should I try and adjust menu 12 at 1800 and lowering PID to 15??
JB4 Overboost Issue 30FE - N54Tech.com - International Turbo Racing Discussion |
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