5-wire O2 Sensor Sources

[Garfield Willis]

On Thu, 11 Apr 2002 15:49:11 -0700, "les" <lesd at earthlink.net> wrote:

>How do they measure that?
>
>-Les
>>They measure air/fuel 
>> ratio on the  intake side of the engine. Shannen

Measure the mass air flow (1), measure the mass fuel flow (2) with a fuel flow
meter or two, divide (1) by (2); presto, AFR as in A/F. Probly many dyno
operators out there still do it that way, especially on carb'd engines. Not
everybody's leapt onto the AFR sensor bandwagon.

Gar

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