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could someone take a look at this 3rd gear pull?

Posted: Mon Nov 06, 2017 1:46 pm
by partsguy
Hey,

I'm still new to the Hondata tuning. I wanted to see if someone could just take a look at the map i'm running and the 3rd gear pull datalog and maybe give suggestions or tell me things i should be concerned with. I'm still working on getting fuel mapping understood. I know there is some adjusting that needs to be done.Any incite would be much appreciated. Here's what i have
2002 civic si
k24a2
410 cc RSX injectors
K Series stainless header
light flywheel
stage 1 clutch

Re: could someone take a look at this 3rd gear pull?

Posted: Wed Nov 08, 2017 10:15 am
by Hondata
It is really lean. You've even got an error code 'Fuel system too lean'.

Load your calibration, then the datalog. Open the fuel tables and select 'View - Fuel Adjustment' - the suggested trims are 15-30%.

First I'd check fuel pressure and for any problems in the fuel system. If you're sure that is working, then start by adding 20% to the fuel trim. Portions of the tables are going to need more fuel than that (closed loop trim was 30%). Again, check the fuel system first.

Also you TPS is only showing 70% maximum.

Re: could someone take a look at this 3rd gear pull?

Posted: Thu Nov 09, 2017 1:27 pm
by partsguy
Thanks for looking at that for me. I did notice that my TPS was only reading 70%. I had a CEL that said the evap valve was an issue or a vacuum leak. I didn't find any leaks. I'll check fuel pressure. Thanks again.

Re: could someone take a look at this 3rd gear pull?

Posted: Thu Dec 07, 2017 7:49 pm
by swapdef
Is it a problem that your O2 signal is reading 0.00V (and current -37mA) with a Open-Driving Fuel Status????