Author Topic: 1.1.81 vs 1.1.88 vs 1.1.94 ?  (Read 6248 times)

Offline Pet

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1.1.81 vs 1.1.88 vs 1.1.94 ?
« on: July 08, 2011, 08:25:24 am »
Hi, I am using 1.1.81 (4cyl Opel C20LET, COPs, full seq - see my project page), everything is running ok, without any errors, but wiki says there is some boost control PID overflow problem ? (I am running on wastegate spring only now). How serious is this problem ?
Anyway, I had tried 1.1.88 release, engine was idling well, but there were a lot of trigger errors (bad position etc.) Therefore I am back on 1.1.81. Today I am looking on wiki, and there is new 1.1.94 rls and is higly recommended to move to this version from 1.1.88. Is better (due boost control PID) to go to this FW ?; other side: should I expect the same trigger errors like by 1.1.88 ?

Offline multiplex

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Re: 1.1.81 vs 1.1.88 vs 1.1.94 ?
« Reply #1 on: July 08, 2011, 12:46:48 pm »
were the trigger errors primary or secondary?

I was seeing false reports for a while on my secondary but thought it was possibly VT not the firmware. Regardless, i'm running 1.1.94 with no problems.  there are some new settings for trigger error (don't remember when they appeared) were you can set a window. So maybe monitor your secondary trigger and get the window setup. I still see  quick error pop up on mine during cranking but it goes away

Offline Pet

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Re: 1.1.81 vs 1.1.88 vs 1.1.94 ?
« Reply #2 on: July 08, 2011, 06:00:21 pm »
It was secondary pos. error, I think. But I know position of my 2nd trigger well, see here http://www.vemssupport.com/forum/index.php/topic,1415.0.html. So secondary isn't challenging with primary missing teeth. As I've said, 1.1.81 is working good, car is almost tuned (on low boost). But now I need the boost control is working safely.... 

Offline AVP

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Re: 1.1.81 vs 1.1.88 vs 1.1.94 ?
« Reply #3 on: July 11, 2011, 07:16:51 pm »
im running 1.1.88 without any boost PID overflow issues, but im keen in upgrading to a newest version to take advantage on better use of knock control. is that working ok on 1.1.94?