homemade air/fuel gauge...

[luke]

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anyone know much about o2 sensors?
especially the oem bosch 3 wire unit in an mc?
i plan on making my own air/fuel gauge with a
multimeter...
just wondering what wires read what
and what reading the give off rich/stoich etc...

luke
90tq
www.audi-quattro.org/~lukes90tq/
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