LS1 Boost OS V2.1
- rusthoarder
- Posts: 5
- Joined: Wed Sep 15, 2021 9:37 pm
Re: LS1 Boost OS V2.1
Found this data for the sensor I was going to buy, can you explain how to use it to update the bin file and what values to update on the file? I did not see an offset value, just this tuning data. Sorry if this is basic stuff, its all new to me.
kPA 20 40 60 80 100 120 140 160 180 200
mv 300 790 1300 1820 2330 2870 3360 3840 4300 4790
This looks like a GM style sensor, so maybe just use the sloppy wiki data for GM sensors? Is the AD count always 255?
kPA 20 40 60 80 100 120 140 160 180 200
mv 300 790 1300 1820 2330 2870 3360 3840 4300 4790
This looks like a GM style sensor, so maybe just use the sloppy wiki data for GM sensors? Is the AD count always 255?
Re: LS1 Boost OS V2.1
rusthoarder wrote:Found this data for the sensor I was going to buy, can you explain how to use it to update the bin file and what values to update on the file? I did not see an offset value, just this tuning data. Sorry if this is basic stuff, its all new to me.
kPA 20 40 60 80 100 120 140 160 180 200
mv 300 790 1300 1820 2330 2870 3360 3840 4300 4790
This looks like a GM style sensor, so maybe just use the sloppy wiki data for GM sensors? Is the AD count always 255?
your scalar is 199.11 and the offset is 7.6576
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MAP calc.xlsx
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- rusthoarder
- Posts: 5
- Joined: Wed Sep 15, 2021 9:37 pm
Re: LS1 Boost OS V2.1
RADustin wrote:rusthoarder wrote:Found this data for the sensor I was going to buy, can you explain how to use it to update the bin file and what values to update on the file? I did not see an offset value, just this tuning data. Sorry if this is basic stuff, its all new to me.
kPA 20 40 60 80 100 120 140 160 180 200
mv 300 790 1300 1820 2330 2870 3360 3840 4300 4790
This looks like a GM style sensor, so maybe just use the sloppy wiki data for GM sensors? Is the AD count always 255?
your scalar is 199.11 and the offset is 7.6576
Thank you and thank you for adding the XL file! Reviewing it now, much appreciated.
- Jonnyoptions
- Posts: 7
- Joined: Fri Jan 21, 2022 10:58 am
Re: LS1 Boost OS V2.1
Got this working on my p01 truck yesterday. Not sure exactly what i was doing wrong before but im glad its working. Tune needs a little more tweaking but its close.
Would anyone mind if i shared my tune on here as a starting point for others? Lq4, gt45, stock decapped injectors, walbro450, fmic, 3bar map from speedmax innovation (fits truck manifold and plug).
P.s. shouldnt "LS1 Boost OS V2.1" thread be sticked?
P.p.s THANKS bubba2533!
Would anyone mind if i shared my tune on here as a starting point for others? Lq4, gt45, stock decapped injectors, walbro450, fmic, 3bar map from speedmax innovation (fits truck manifold and plug).
P.s. shouldnt "LS1 Boost OS V2.1" thread be sticked?
P.p.s THANKS bubba2533!
Re: LS1 Boost OS V2.1
"P.s. shouldnt "LS1 Boost OS V2.1" thread be sticked?"
Yep, it should
Yep, it should

According to chemistry, alcohol is a solution...
Re: LS1 Boost OS V2.1
Phoenix wrote:What's changed between V2.1 and V3.0?
V3 is only compatible with P59 OSID 12587603
New Features
- Selectable 2 or 4 bar VE Table (Also N/A)
- Open Loop Boost Control
- Wideband Closed Loop Fueling
- Lean Boost Cut Safety
- Desired Air/Fuel Ratio (RPM vs. MAP)
- Disable Running Baro Update
- Launch Control
- Flat Foot Shift
- Spark Cut Engine Speed Limiter
- Boost Spark Adder
LS1 Boost OS: If you have Questions about the current release post Here. If you have feature suggestions post in the Development Thread
- Jonnyoptions
- Posts: 7
- Joined: Fri Jan 21, 2022 10:58 am
Re: LS1 Boost OS V2.1
bubba2533 wrote:Phoenix wrote:What's changed between V2.1 and V3.0?
V3 is only compatible with P59 OSID 12587603
New FeaturesCarry Over Features
- Selectable 2 or 4 bar VE Table (Also N/A)
- Open Loop Boost Control
- Wideband Closed Loop Fueling
- Lean Boost Cut Safety
- Desired Air/Fuel Ratio (RPM vs. MAP)
- Disable Running Baro Update
- Launch Control
- Flat Foot Shift
- Spark Cut Engine Speed Limiter
- Boost Spark Adder
Dang i need to swap to p59
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