Leaking coolant reservoir

[Tony Hoffman]

It could very well be just a connection. That is where about 50% of all
coolant leaks have been that I've fixed. I always use the wide clamps,
usually bought from NAPA, because theirs are stainless steel.

Tony Hoffman


On 3/10/07, Kent McLean <kentmclean at comcast.net> wrote:
>
> I had a slow coolant leak on my '94 100S V6 that over the past few
> months has gotten not-so-slow -- the coolant reservoir (overflow
> tank) will drain over the course of 7-10 days.
>
> David Torrey suggested checking the heater control valve beneath
> the windshield wiper linkage.  Before I got under the plastic
> "water deflector" (that's what ETKA calls it) at the base of the
> windshield, I saw wet below the coolant reservoir. A swipe of a
> finger and a sniff told me it was coolant. Doh!
>
> I removed the reservoir and was surprised to see there were no
> cracks in the tank. The hoses seem OK. (Why do the hoses have to
> have different diameters at each end? Morons.) I thought the sensor
> may be the culprit, but sucking on it seemed show it to be sealed.
> It is a slow leak, so I wouldn't expect it to be like sucking on
> a straw, but I didn't feel any seepage.
>
> Is the reservoir under the same pressure as the rest of the cooling
> system?  Might my sucking (I'll ignore any comments directed that
> way) not be enough to show a leak at the sensor?
>
> For now I'm going to put it all back together and hope it was just
> a loose connection at a hose.
>
> --
> Kent McLean
> '94 100 S Avant, "Moody"
> '89 200 TQ, "Bad Puppy" up in smoke
>
>
>
>
> _______________________________________________
> quattro mailing list
> quattro at audifans.com
> http://www.audifans.com/mailman/listinfo/quattro
> ---
> Watch this space for ads :)
>