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Old 10-22-2007, 10:52 AM   #1 (permalink)
TeKKiE
build completed...

 
Join Date: Sep 2006
Location: Eatontown NJ
Trader Rating: 26 (100%)

A/F base reading in NDS...

Calum, I sent you an e-mail with two datalogs in NDS, from yesterday morning. I am trying to figure out why the A/F base isn't auto adjusting at all.

I think this is why my car is falling on it's face sometimes. The only way to get the car to richen up, is increasing the value in NDS active test from 100 to say 105 or 106. Then the car richens right up to about 14.4~14.6. If I stop the active test, the A/F base immediately goes back to 100, and the car starts to go uber lean (beyond 18.0 on wideband) and starts to stumble around 500rpm trying to stay alive.

Thing that worries me the most, is when I'm sitting at a light, and it does this. When I leave the light, the car sputters trying to go, and of course I'm afraid of detonation/etc. After a good five or so seconds, the AFR finally wakes up and I can drive normally.

Thoughts?
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