O2 Sensor wiring

[Ti Kan]

Shawn Kubik writes:
> Replacing the O2 sensor with a Bosch 13913 3wire universal on my 91 80Q,  of
> the 3 wires, I know black is signal but the preheat + and - are both white,
> does the polarity matter?

No.

> Hopefully I can hook up the preheat to the sensor
> not worrying about + and -?

Yes.

-Ti
2003 A4 1.8T multitronic
2001 S4 biturbo 6-sp
1984 5000S turbo
1980 4000 2.0 5-sp
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