Lambda sensors - Where, Why and how Much ?

[Bruce Plecan]

Hahaha, I hope your kidding,
the 4 wire O2 sensor has,    small drum roll,   4 wires, tada!.
The two with resistance between them is the heater, the 2 with none the
grounds, and the remaining wire is the sensor.....
Grumpy


> I don't know what you call the 4th wire, but there are 2 whites, to which
I hooked up +12V and
> ground, the black wire goes to the ECM as the signal for the sensor, and
the grey wire gets hooked
> to ground, also.
>
> Squash
>
> --- "Edward J. Malkiewicz" <krazyed at worldnet.att.net> wrote:
> > Is the 4th wire for an external O2 gauge? How do you have the connector
> >     wired on the harness side?
> >
> >         Thanks,
> >             Ed
> >
> > --
> >
> > Every Day In Every Way,
> > I Love My Bandit More And More
> >
> > Bandit 1200 10.64 @130 Head never been off
> > 1987 GN Traction Limited Mid 13.
> >
> > Edward J. Malkiewicz
> > Las Vegas, Nevada
> > krazyed at worldnet.att.net
> > 702-645-5997 (Voice)
> > 702-245-9053 (Cell)
> >
> >
>
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