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General MAFT and SAFC2 max HZ

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Burnett03

15+ Year Contributor
1,781
16
Jan 20, 2005
Aurora, Colorado
Heres the background:
91 tsi
60-1
1.37 version maft in blow through
680cc injectors
dsmchip with compensation
safc2
walbro pump
all supporting mods..

OK: car has same crazy airflow on the safc at low boost like 1800hz..
When i go WOT the HZ goes to 2251-2252 and stays there. No matter if im at 18psi or 25psi. IS my maft not reading anymore airflow, or is something else holdging me back? Im told that the 60-1 will flow way more HZ than this. So im wondering whats going on.

update: i read that turning the fuel cut on the gm maft can make the HZ be capped. makes sense.. So i turned dip switch 3 off and well the car runs like crap. WAY, WAY rich.. So i turned the switch back on to where it was, and still the same thing. This is really annoying. The older gm maft versions suck
 
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