CIS-E3 problems - temperature sensor?

[Huw Powell]

> If you measure your O2 sensor with a
> voltmeter (analog preferable) with a reading from 0-1 or 0-2 volts (unplug
> the O2 sensor from the harness in car, connect red cable of multimeter to
> the O2 sensor, black cable to ground), you should see the O2 sensor give an
> output voltage around 0.5 volts, and the output should be swinging a little
> bit up and down. Just blip the throttle slightly, and you should see the
> reading change.

Just to clarify, for the OXS output voltage to cycle up and down (~0.3 - 
0.7 volts), it has to be plugged in, and the engine has to be warm.

-- 
Huw Powell

http://www.humanspeakers.com/audi

http://www.humanthoughts.org/