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-   -   Idle Rpm Question.......Crome (https://www.homemadeturbo.com/engine-management-10/idle-rpm-question-crome-45528/)

Bone1 09-05-2005 12:45 PM

Re: Idle Rpm Question.......Crome
 
why I do trannys, dave and others like you do ECU's :)



It does seem the "target" idle is stock on this ecu, at night with the headlights on, 850-900 rpm idle, motor is happy. Without the ELD action, it drops to 700, then 15 seconds later the ECU starts playing with fuel/timing maps, idle fluc, then it dies..........

juli0_bustamante 09-15-2005 02:00 AM

Re: Idle Rpm Question.......Crome
 

Originally Posted by Mista Bone
why I do trannys, dave and others like you do ECU's :)



It does seem the "target" idle is stock on this ecu, at night with the headlights on, 850-900 rpm idle, motor is happy. Without the ELD action, it drops to 700, then 15 seconds later the ECU starts playing with fuel/timing maps, idle fluc, then it dies..........

stupid question but how much better is Chrome than TE? i know you have to pay for chrome but just wanted to get an ideaa of what the pros and cons are.

are you using carbs on the 1.5?

Bone1 09-15-2005 04:17 AM

Re: Idle Rpm Question.......Crome
 
no carbs, needs daves attention, then it should be fine.

Tom-Guy 09-20-2005 02:41 PM

Re: Idle Rpm Question.......Crome
 
You aren't pulling as much vacuum at idle, so the ECU is reading off a higher fuel value. That's the problem.

You might need to raise the idle a touch with those cams, but that's cosmetic. Off to Dave with you!

evosol 09-20-2005 05:13 PM

Re: Idle Rpm Question.......Crome
 
is it possible that my zex 59300 cam (lash set at 6 and 8) be giving my shitty idle probs?? what i'm experiencing is very much what leed is describing.

Bone1 09-20-2005 05:22 PM

Re: Idle Rpm Question.......Crome
 

Originally Posted by Joseph Davis
You aren't pulling as much vacuum at idle, so the ECU is reading off a higher fuel value. That's the problem.

You might need to raise the idle a touch with those cams, but that's cosmetic. Off to Dave with you!

850 rpm idle (headlights on) I'm pulling 16-17 in/hg vacuum, 22-23 in/hg on coast down.


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