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Hi guys,

Last year my wideband gauge in hptuners worked perfectly and my AFR error histogram was a nice tool for setting up the VE.

But but but

I have build my engine with alot of new stuff...

Just be safe, like Doug0 says, log afr error and then multiply by -half%. That way you will "sneak" up on the tune. Be sure to have your commanded afr set correctly :) When going into boost...

Hej Kevin,

Thanks for your reply :) I found out the problem today, problem was in IAC steps vs effective area :D

Hi Guys,

Okay, so, I just finished my LS1 upgrades.

Im having troubles though.

I cant get the idle to return correct, i will under- and overspeed, hunt for idle, sometimes it dies too....

Hi all,

Can anybody guide me regards the injector flow rate. I need it changed when I switch out the stock injectors with som bigger from TSP 42lb injectors.

I tried to read the help in the...

Im running 28 degrees on my ls1 with std heads and mild cam without knock :)

Your AFR can be leaned out a bit, try going to 13:1

Oh my god, sometimes the solution har right infront of Your eyes. It is working perfect now, Thank you so much :)

Okay, I have tried logging the dynamic airflow vs rpm, but the dynamic airflow are way higher than the Airmass g/s in the spark table?

Is it another airmass i need to log?

I thought it used maf...

Hi Guys,

Can anyone of you help me how to create a custom PID to log timing advance in my ls1? Im running a speed density tune, but I dont know how to log timing advance because of the missing MAF...