VE table pressure/RPM indicator seems to be incorrect

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DouglasVB
MegaSquirt Newbie
Posts: 5
Joined: Wed May 28, 2014 3:29 pm

VE table pressure/RPM indicator seems to be incorrect

Post by DouglasVB »

Hello everyone,

I'm using TunerStudio on my Honda Pacific Coast project with a circa 2011 MicroSquirt. I have been having some difficulty understanding what is going on with the software. Specifically, the VE table when the engine is running has a dot that shows where on the table the MicroSquirt currently is. The pressure (Y axis) reading appears to be wrong. I am in Denver at about 6000 feet above sea level and it normally is around 82-85 KPa here. The MAP and baro sensors read correctly on the dashboard. Here's a screen capture:
vetablejpg.jpg
screen shot
(154.36 KiB) Not downloaded yet
And here is my tune:
CurrentTune.msq
tune
(27.88 KiB) Downloaded 186 times
As you can see in the image, while the MAP and Baro are reading the current pressure correctly, the little dot in the VE table is in the wrong place!

Is this normal behavior? Thoughts?

Thanks!

Douglas
24c
Master Squirter
Posts: 593
Joined: Sat Feb 16, 2008 12:15 pm
Location: Chorley, Lancashire UK
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Re: VE table pressure/RPM indicator seems to be incorrect

Post by 24c »

DouglasVB wrote:Is this normal behavior? Thoughts?
The engine isn't running, so what happens when it's idling, where's the indicated MAP on the dash, and where's the dot in the VETable.

Mike
dontz125
Master Squirter
Posts: 375
Joined: Mon Jun 29, 2009 1:00 pm
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Re: VE table pressure/RPM indicator seems to be incorrect

Post by dontz125 »

Weird things happen to the MAP signal when the engine's off. Start the beast up, and it should make a lot more sense.
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