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FIC 1050s installed today - observations and a question

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Old Nov 21, 2009, 10:52 AM
  #121  
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Quote:
Originally Posted by fixem2 View Post
Mrfred, how did you resolve the soaring idle? Mine soars on warm startup and when the AC is on.

"I've forgotten which tables I tweaked. I'll take a look this evening."

like to know, so I can reverse the answer.
Old Nov 21, 2009, 11:33 AM
  #122  
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Originally Posted by Jorge T
I've read this thread again and was wondering what was the conclusive solution of the warm start problem or if there are still unresolved issues with these injectors.

Or if I should go for the RC 1000s for E85 instead?
Now this is just in my case, but I zeroed out the "Cranking enrichment IPW adder (Main)" table from -7 degrees and higher. It is working pretty good from that.
Old Nov 21, 2009, 11:40 AM
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Originally Posted by Routybouty
Now this is just in my case, but I zeroed out the "Cranking enrichment IPW adder (Main)" table from -7 degrees and higher. It is working pretty good from that.
I've been recently thinking about this. I know for a fact that when our cars start they stay in open loop for a little bit while warming up. I wonder if leaning out a few cells on the fuel map would do anything. Because sometimes pressing the gas pedal gets it to start earlier, which is just adding more air. So why not try to take out some more fuel from the get go?

I also wonder if you lean it out enough, maybe you can use values that are close to the stock IPW adder values?

Last edited by SyZyGy1394; Nov 21, 2009 at 11:51 AM.
Old Nov 21, 2009, 01:31 PM
  #124  
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A few people have found that the problem went away when they installed another set of FIC 1050s.
Old Nov 21, 2009, 03:39 PM
  #125  
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The first ones had a problem?
Old Jan 17, 2010, 11:28 AM
  #126  
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I'm using mrfreds settings at 6000' and they have been working very well. What cranking enrichment adders are you guys using for pump and E85? The default values from 96530706 work great for cold starting E85 (13.8ms@45degrees), but the warm start ones were way too high. I dropped the warm start (>180degrees) to 0.2ms and it starts basically like stock.

d
Old Jan 17, 2010, 04:19 PM
  #127  
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Anyone know if the injectors cause my RPMs to drop when I clutch in while driving? The RPMs dip and it feels like it's going to stall.
Old Jan 17, 2010, 05:39 PM
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Originally Posted by TastyWasabi
Anyone know if the injectors cause my RPMs to drop when I clutch in while driving? The RPMs dip and it feels like it's going to stall.
My guess would be that you don't have the fuel trims dialed in. It makes a pretty big difference for idle response.
Old Jan 18, 2010, 04:08 AM
  #129  
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Originally Posted by donour
I'm using mrfreds settings at 6000' and they have been working very well. What cranking enrichment adders are you guys using for pump and E85? The default values from 96530706 work great for cold starting E85 (13.8ms@45degrees), but the warm start ones were way too high. I dropped the warm start (>180degrees) to 0.2ms and it starts basically like stock.

d
What table are you referring to here?
Old Jan 18, 2010, 08:09 AM
  #130  
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Originally Posted by fixem2
What table are you referring to here?
Cranking encrichment IPW adder.

d
Old Feb 9, 2010, 01:39 PM
  #131  
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Originally Posted by mrfred
Here is where I'm at with my latency settings and E85 injector scaling:

Code:
scaling: 680 cc/min (E85)

latency

volts   latency (ms)
 4.69     4.51
 7.03     3.40
 9.38     1.90
11.72     1.32
14.06     0.94
16.41     0.67
18.68     0.48
i used ur voltages and my idle is -3% !!! scaled to 1083cc i think the sheet of latencies and sized they give you may play a role. because there very close to what the sheet says. gonna check my cruise trims in a few. also have no warm start issues.. like i did with stock 560s
Old Jun 9, 2010, 06:37 AM
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Hate to revive an old thread, but I just installed my FIC 1050's and I have the same exact issues on warm start. I have tried both mrfred's original scaling/latencies and the revised ones later in the thread. Has anyone come up with a definitive fix?
Old Jun 9, 2010, 07:54 AM
  #133  
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Originally Posted by JFuego777
Hate to revive an old thread, but I just installed my FIC 1050's and I have the same exact issues on warm start. I have tried both mrfred's original scaling/latencies and the revised ones later in the thread. Has anyone come up with a definitive fix?
Only known solution is to replace the injectors. Try asking FIC if they'll do an exchange.
Old Jun 9, 2010, 08:25 AM
  #134  
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I solved my warm/hot start with the settings I posted Here=> https://www.evolutionm.net/forums/8034843-post70.html
Old Jun 9, 2010, 11:12 AM
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Originally Posted by Jorge T
I solved my warm/hot start with the settings I posted Here=> https://www.evolutionm.net/forums/8034843-post70.html
TY I'll give this a shot before I call FIC. Just doesn't seem like a leaking injector to me, the way it's acting. Seems more like the ECM is adding too much fuel at startup when coolant temps are 120-150 degrees, because it wants to start first crank, then stumbles and cranks a half dozen times and then stumbles to life. We'll see.


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