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76FJ55 76FJ55 is online now
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Join Date: May 2008
Location: Grapevine, TX
Posts: 1,128
Quote:
Originally Posted by jrwilson View Post
My car's idle is way high, and also it has cold start problems and jumps a bit in RPM at first start up for a few seconds - all of this tells me I'm running a bit rich and I need to adjust the mixture and idle screw.



I do have a wideband O2 sensor but it goes to an analog gauge inside the car so it's hard to get an accurate reading on it. Also it only reads one bank.
You state the symptoms indicate rich, what does the wide band tell you?

Most people have gone to a wide band O2 instead of using an Exhaust gas meter, so it sounds like you should already have the tools you need. you may need to supply your wide band with unswitched power so it can already be powered up and online before starting.
Old 08-02-2024, 02:30 PM
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