Thanks to all for the advice. I will continue to look through the archives
and get the oil pressure tested. I am planning on buying and installing the
gauge from Van Cafe. Good choice?

Josh

On 6/15/07, Josh Ziady <jziady@gmail.com> wrote:
>
> Hello all. I am new to the list, so forgive me for rehashing what seems to
> be a common issue, but one that has some wierd particulars I have not seen
> in any discussions thus far. I have I have an '87 syncro GL. Occasionally,
> but not always, the oil pressure light and buzzer will come on, stay on from
> anywhere from 1 to 10 seconds, and then (almosts always) go off. This only
> happens after a period of highway speed driving, and especially when I slow
> down on an exit ramp. I talked to a mechanic, who suggested that (1) the
> decrease in speed could cause a temporary drop in oil pressure, (2) the wire
> to the lower sender could be grounding out and (3) that the spring to the
> relief valve (I think) could be bad (and that this issue could be solved by
> stretching the spring thus making it a bit stiffer). Or, the bearings could
> be bad. I am using 20w-50 oil, and the van runs well otherwise. It is not
> overheating (just had head gaskets replaced, and leak down tests say they
> are good now). Another mechanic replaced a bad sender, drove it a bunch, and
> couldn't replicate the problem. I want to do a long trip soon, and I don't
> want burn up my engine. Any ideas?
>
> Josh Ziady
>