Re: Testing oxygen sensor

[Alex Kowalski (audial@aol.com) (Tonya Jones) <tjones@wppost.depaul.edu>]

Another Polish Alex :-) wrote:

> I've heard that one shouldn't attempt to measure the voltage of the 
> oxygen sensor, since even the small resistance of the voltmeter can
> seriously change the sensor's output...

I'd like to know what some others think of this too.  If you are using an
analog meter I can see why this would be true, especially if it is relatively
low ohms/volt.  But with a DMM with 10M ohm input impedance?

Best Wishes,
Alex