O2 sensor isn't active at idle, or rather the lambda FI computer isn't
active.

On Fri, May 16, 2008 at 5:53 PM, pickle vanagon <greenvanagon@gmail.com>
wrote:

> Just for fun, I decided to go out and "test" my oxygen sensor today, by
> which I mean I warmed up the car, and then checked the voltage coming off
> the sensor wire with the van at idle.  I got readings of around .52 volts,
> which maybe seems okay (?), but the voltage was steady, not oscillating (it
> stayed between .51 and .53 volts always).  Does this mean my engine is
> never
> entering closed loop operation?  If so, what are the standard things to
> check, since the O2 sensor seems okay?
>
> Thanks,
> Wes
>