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Registered
Join Date: Mar 2019
Location: Saarland, Germany
Posts: 1,195
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Quote:
Originally Posted by McGalliard
Or is it that the spring is macro-adjustment and the mixture screw is micro-fine tuning?
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^^THIS^^
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I thought the mixture screw controlled a bypass channel of some sort.
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No, that is the idle screw!
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I have the whole set of Porsche repair manuals and several Bosch service guides, so I guess I should find the source reference and follow the instructions.
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The problem on all these documents is that most of them explain every components function but not so much how they interact and when or what time they're active. This knowledge you only get by working on the CIS. The only thing I can recommend is the CIS troubleshooting guide:
https://cis911primer.com/Troubleshooting%20Guide/Notebook%20Spiral.html
Here's s thread we had one year ago about sensor plate height, maybe this help you to underdtand...
https://forums.pelicanparts.com/porsche-911-technical-forum/1158127-air-sensor-plate-height-why.html
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1981 911 SC Coupé, platinum met. (former tin (zinc) metallic), Bilstein shocks, 915/61,930/16,WebCam20/21, Dansk 92.502SD,123ignition distributor with Permatune box as amplifier,Seine Systems Gate Shift Kit,Momo Prototipo. Want to get in touch with former owners of the car. Last registration in US was in 2013 in Lincolnshire/lL.
Last edited by Schulisco; 03-03-2025 at 01:32 PM..
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