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Quad4444

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Posts posted by Quad4444

  1. in the middle of logging an saving the map for some reason I had switched it to open loop.  I've tried 120 frequency and it doesn't seem to make any difference. In that log. What you marked is the exact thing that I'm talking about. I didn't do anything or change anything. All I did was revved the engine in the first box. And the isc opened up and didn't react (close) till the second box. Revs were stuck at about 2k between the 2 boxes you marked. 

    I see on that log where it shows it's givin duty cycle to the isc. Maybe my valve is bad. I'll go pick one up from the parts store asap. 

  2. I have a ford isc valve hooked up on my 2jz with link G4 storm. 

    The issue I am having with it is when I rev the engine the valve seems to shut off for about 5 seconds staying wide open holding revs at about 2k. This also happens each time I start the engine. It's as if when ever it is turned off it is taking to long to turn back on. 

    So what I have done with the tuning of it is trying different frequencys between 150 and 600 hz then I have gone threw the isc solenoid setup process in open loop and closed loop multiple times thinking I wasn't doing something right there. I have also tried to set max clamp to the same duty cycle As I have is set to on the 2d table. Also I have tried fiddling with the gain in closed loop. 

    After that 5 second or so delay the isc seems to be doing a great job at maintaining my target idle  rpm. 

    Maybe I just have a bad iacv an need to try a new one.

    Any input will be greatly appreciated. Thanks!

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