Re: O2 sensor testing - again

[Huw Powell <human@nh.ultranet.com>]

> I apologize in advance for bringing this issue up again, but does anybody
> know how to test the O2 sensor for proper operation?

Find the output wire (there's a clumsy pic at the url below) and with it
connected measure the voltage.  Should swing back and forth between
about 300 and 700 mV, over a second or two or three.

> If the dwell meter is the way to go, mine only supports 4,6 and 8 cylinder
> engines, what setting should I use for the I5 anyone know?

Checking the FV, use the 4 cyl setting, 50% = 45 degrees.

-- 
Huw Powell

http://www.thebook.com/human-speakers/audi-timing.htm  << warning, 130k
of jpgs!