Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB

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-   -   Idle issues on Ecutek (https://www.ft86club.com/forums/showthread.php?t=120914)

Bobster 08-02-2017 09:17 PM

Idle issues on Ecutek
 
Hi,

My car was boosted last month and I am getting a few idle issues and wondering if the community can help.

Issue 1
When the cars is cold I would be driving and coming to a stop (clutch normally engaged) the rpm's will drop and engine would stall. Normally only happens once or twice and when the cars warm its ok.

Issue 2
When cars idling it will lean every so often causing the Revs to drop to 500 rpm and bounce back to normal.

Any idea's what is happening??

steve99 08-02-2017 11:36 PM

Check your LTFT at idle and low rpm if its over say 10% you may have intake or exhaust leak if its over 10 %


Might be a speed density tune


increase the rpm in the overrun fuel resume table at coolant temps above 140F , by 100 or 200 rpm , stock is 1300 try 1400 or 1500


increase base idle by 50 or 100 rpm


adjust idle stability tables MAP


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