I had a brand new one fail. Went with the original three wire instead of the
Ford replacement. Double the price but it works.

Mike

On 1/13/09 10:53 AM, "Mark A Kippert" <vanagon@KIPPERT.COM> wrote:

> Update. I pulled the Temp II sensor. It didn't die but it idled at
> about 3000RPM and had poor power so I plugged it back in.
>
> I then unplugged the O2 sensor. It ran like a charm and did not die.
> As a matter of fact, it runs better now than it has since I bought it.
> The idle has always been around 1100RPM after warmup (higher when
> cold) and now it hovers around 800RPM. Nice and smooth!
>
> Looks like I need a new O2 sensor. Oddly the one in there was fairly
> new and couldn't have more than a couple thousand miles on it per the
> PO. I did note that he had spliced the current sensor into the
> existing wires. Obviously not an OEM part.
>
> Thanks for the input!
>
> Mark K
> 1986 GL 2WD
>
>