Reading in Lambda but not AFR

s300 and SManager software questions & answers
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shane J
Posts: 18
Joined: Tue May 11, 2010 12:00 am

Reading in Lambda but not AFR

Post by shane J »

Hey sorry for the lame questions but I have been searching for the past day and still can't find any info.

Im using my friends s300. I need to datalog my AFRs cause I need to tune my car as best as I can before my Hillclimb race next weekend.

Currently running 1.6 sohc Jrsc with I highly modded s-tube and custom Laminova cored Air to water kit. It works great only logging 160F max IAT's which im really happy about. What kind of afr's should I be going for 11.8- 12.2?? Also I dont really understand the vtec engagment files do I just set the to settings to the same RPM.

Im trying to keep it simple but I want to clean up my tune. Also one more stupid question Do I need to run in closed loop to tune I still run the stock o2 sensor and then my AEM.

I have pined my AEM widband to the d10 ecu pin out. I have set in the closed loop tables the follwing.

Target Voltage 0.51
wide band input D10


Target Voltage 0.51

Voltage offset 0

Conversion table


Voltage Air Fuel

0.00 10.01

5.00 20.00


Settings box ( units is checked)

AFR

Do I do anything to the Anolog Tables?

I am seeing logs of Lambda but in the graph at the very left side I see

0.7 on the bottom and 1.4 on the top.
AFR.

Feel free to look at my setup and suggest anything that I should do to my tune. Its preety much a stock download. We have 94 octane here in Canada. Could I adjust my timing at all. I may be going to a dyno this weekend to see what its putting down for power and may have a tuner on hand so any suggestions would be great.

Thanks Shane
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Spunkster
Site Admin
Posts: 23887
Joined: Fri Sep 20, 2002 5:06 pm
Location: Hondata

Post by Spunkster »

Double click on AF in the sensor list and change it from Lambda to AF and then set the min and max to 10 and 20.
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