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How to set the idle up on 7.3?

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Old 02-08-2010, 04:14 PM
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Question How to set the idle up on 7.3?

I have a 99 7.3 and want to set the idle up just alil bit. Does anybody have any ideas on how to do that?
 
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Old 02-08-2010, 04:21 PM
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I remember someone doing a writeup on installing a rheostat a while back, theses motors are drive by wire so there is nowhere to twist a screw or tighten a cable to bring the idle up, it must be accomplished through programming or "fooling" the TPS as far as I know.

try doing a search for "high idle" and see what you come up with.

Good luck.

Steve
 
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Old 02-08-2010, 04:41 PM
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You can do the DIY method, or you can install an AIC/APCM (Ford factory idle controller) or get a custom burned chip with a high idle tune. I have both options B and C
 
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Old 02-08-2010, 05:17 PM
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Whats the DIY method?
 
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Old 02-08-2010, 05:40 PM
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Cookie had a great writeup and I thought I had it bookmarked but I can't find it.

Here is one from the North Texas group.
 
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Old 02-08-2010, 05:40 PM
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DIY = do it yourself. Wire in a rheostat or potentiometer with the TPS sensor on the pedal to crank up the idle. A google search might turn something up, not sure of a good site for a 7.3.
 
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Old 02-08-2010, 06:52 PM
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  #8  
Old 02-08-2010, 09:49 PM
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HMMMM My truck idles up to 1000RPMs on its own if I let it idle long enough... usually about 5 minutes. Then drops back to normal if I touch the pedal or the brake. I have the early 99... Dont they all do that?
 
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Old 02-08-2010, 10:22 PM
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Originally Posted by BillyBob69
HMMMM My truck idles up to 1000RPMs on its own if I let it idle long enough... usually about 5 minutes. Then drops back to normal if I touch the pedal or the brake. I have the early 99... Dont they all do that?
That is normal. Mine does that too when the outside temps are cold enough, which is not all that often down here.
 
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Old 02-08-2010, 10:24 PM
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on the firetrucks for the pumps we have a dial almost that you can just spin to idle the pump up..i wish i could put one of them in the dash.
 
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Old 02-08-2010, 10:26 PM
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Originally Posted by Philip Berardi
on the firetrucks for the pumps we have a dial almost that you can just spin to idle the pump up..i wish i could put one of them in the dash.
Ahhhhh That kind of high idle control. OK
 
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Old 02-08-2010, 10:32 PM
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yea thats what i rly wanted. i dont think it would be that hard to do..there kinda cool, you just start the truck, idle up the pump to where you want and your good to go, it acts as a gas peddle stead of a peddle its a ****
 
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Old 02-09-2010, 09:22 AM
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Originally Posted by Philip Berardi
yea thats what i rly wanted. i dont think it would be that hard to do..there kinda cool, you just start the truck, idle up the pump to where you want and your good to go, it acts as a gas peddle stead of a peddle its a ****
Read the second link danskool posted, I think thats what you're looking for.
 
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Old 02-09-2010, 01:56 PM
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I put one on my worktruck and it works pretty slick. Only drawback is the reostat is very touchy. Sometimes difficult to get a precise engine speed.
 
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