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Registered
Join Date: Aug 2015
Location: Cologne / Germany
Posts: 707
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Quote:
Originally Posted by Funracer
Lean off idle after warm up?
Simple and cheap first. Is your off idle throttle enrichment switch working and adjusted? The one up high left of the throttle body on the cruise control bracket with one brown one green wire. It riches the mixture a bit when you step on the gas. If you have AFR gauge you should see this happen if yours is working.
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IIRC only below 35°C – above 35°C with the original ECU there will be no duty cycle increase when switching from closed throttle to opening throttle.
But his problem comes up when engine is fully warm.
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911 SC 3.0, 1982, black, US model – with own digital CPU based lambda ECU build and digital MAP based ignition control
All you need to know about the 930/16 and 930/07 Lamba based 911 SC US models:
https://nineelevenheaven.wordpress.com/english/
Last edited by AndrewCologne; 12-04-2023 at 02:23 PM..
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