2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

lean at idle, rich at boost?

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May 5, 2002 | 04:56 PM

#1

pip

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the blackest incarnation

Joined: Jan 2002

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From: Milwaukee, Wisconsin

lean at idle, rich at boost?

Is that possible with my current setuP? According to my A:F gauge thats whats going on...

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Old

May 5, 2002 | 06:19 PM

#2

NZConvertible

I'm a boost creep...

Joined: Jan 2002

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From: Auckland, New Zealand

That's pretty much what's supposed to happen. Not that an A/F guage should be taken as gospel, as you have no idea how rich or lean you are.

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Old

May 5, 2002 | 06:51 PM

#3

j9fd3s

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From: https://www2.mazda.com/en/100th/

your idle mixture is only good for making the car idle well and pass smog. the only place you care about the mixture is under load.

mike

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