Friggin' MFTS...again!

Kneale Brownson knotnook at
Thu Dec 19 10:51:24 EST 2002

At 07:23 AM 12/19/2002 -0800, Mike Miller wrote:

>----- Original Message -----
>From: "Phil Rose" <pjrose at>
> > Well count me among those needing to replace the Mult-Malfunction
> > Temp Sensor (MFTS) at an extrordinary rate. The present (now
> > defective) sensor was installed in my Lago sedan not more than 6
> > months ago, IIRC. Yes the connector boot is ventilated. No, there are
> > no obvious signs of leakage. No, I didn't think I overtightened (who
> > knows?) Anyway, during the past week I've begun to get those
> > incessant, spurious "overheat"  warning chimes accompanied by low
> > boost. All I can say is that it's a good thing gasoline is no longer
> > 30 cents a gallon, or I'd be spending as much on MFTS replacements as
> > on fuel.
>I seem to go through them every 12-18 months.  Usual failure mode for me is
>the Temp gauge and A/C quit working. I never have seen low boost caused by
>it. The last one was throwing false over-temps and no A/C. I knew the over
>temps were false because I would start the car at 5 deg and in less than a
>minute, an over-temp alarm. I don't think so!

Could I get reduced boost (up to 1.5 on the OEM gauge, at WOT up hill in
third and fourth) and no cooling from the A/C from this?

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