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Thanks guys !

Changed out the TPS .... problem solved :)

OK guys so far so good, I have added a second 38 plate cell and doubled my output to 4LPM I cant get over how well this engine is...

update: " Fuel pump pressure regulated via a PWM".

"No voltage regulated" 13.8 volts at 57psi than increase throttle jumps to 60psi

"Regulated voltage" lower voltage to 7.5/8.0 volts pressure...

Key on engine of: TPS ... 0.55 or 0%

Mash the foot feed... 0.55 to 4.49 or 0 to 100%

Mad,

Dang you called that one>>> my trans for last few weeks has been hitting hard into the first shift :confused: I was just thinking it was the shift kit that was installed when I had in built...

Hey your right it is, I was just assuming it was a 02 code ... cleared it and did not even think about it.

Scanner showed up today, check it out first thing in the am and I let you no.
Thanks for...

Yea going to ditch the carb idea for now... still working on plan A

Threw a code today PO121 going to report it to my ECM builder and see what he says. If he can widen the window on the 02 sensors...

Welcome aboard :)

Dang it.... no way this late model plastic plenum will work adapted over to carb.. not possible.

But I found this>>>>...

Yes sir = Quote @ post reply :D I was thinking the older TBI 86 to 94 were 2BRL holes, matter fact yes they were. But I was thinking the Vortec with the plastic plenum was a spread bore for this wide...

Mad, This is great we are running the same rigs just one year apart, all the equipment is Identical so we are on the same page >> cool :D only deferents we have is our HHO set up and if we are...

Ok guys I have explained my goals to this ECM/ECU builder and here are some comments he has made regarding fuel trim with a voltage controller/PWM installed at this time and map enhancer. I have...

Ok now why do we want to force open loop and start dumping fuel ? right now I have ran for two days no check engine light and I am pretty close to being dialed in.... so I think. Anyways I guess I'm...

Sorry Mad.. gave yea credit for "Abssystems" Idea :) Anyways thanks to you both, so far so good!!

Ok on the 02 sensors witch ones do I pull, front or rear. Also will it throw a code and go into...

WOW... great information guys thanks for the books.

Ok lots and lots of in town driving today (no hwy) start and stop for most of the afternoon and here is what I am seeing.

This voltage...

Up till now the answer is "no" I loose all gains wen throwing a code= limp mode MPG drops in half 20+ to less than 11MPG and just as soon as the check engine light comes on the exhaust smells very...

Been there done that and every other combination no matter what it throws a code .... I new it was coming :rolleyes: Your right, need to treat all the sensors and just as soon as you got all the bugs...

Update:

Right now at 2 liters pm at 20 amps, DEFIE is 250 on the front 02 sensors 150 on the rear 02 sensors. Dual map sensor enhancer is about at the half way point on city and HWY. Also...

Can somebody please explain why you are generating Ozone. I seen what you are talking about Myold on Ebay but just never herd of this done before... or maybe you all just like to have your intakes...

***** Five stars Madsceintist and five more to boot*****

This country is powered by oil.... jets, tractor trailers, transportation heavy equipment, and if it don't run on fossil fuels than it is...

Bump for the BEAST :)

How`s it going !!

Mad..

I purchase my fuel at the blender pumps in the form of E85. I do understand that in the winter months E85 is diluted more with pump gas = for a cold start condition... fast start, and...

Sup Mad,

Hey I no what E85 is... been running it since 2004 and this OL pick up has logged over 150,000 miles just on E85, best frickin fuel you can by as far as I am concerned. Check this out I...

Thanks for the advise Shane but no thanks.. im not trying to be rudd and no need to go back and forth on Ethanol VERS pump gas.

*Question* for you folks on this Digital EFIE that I just installed.




Running E85 (none flex fuel vehicle) at about 70% alcohol 30% pump gas. Right now the front 02 sensors are as...

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