David,

Most likely, you dislodged the oil pressure sender wire down by the
crankshaft pulleys.  Easy to do - easy to fix.

Karl Wolz

> -----Original Message-----
> From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On
Behalf Of
> David Shepherdson
> Sent: Sunday, October 30, 2005 8:19 PM
> To: vanagon@GERRY.VANAGON.COM
> Subject: Help! - was Failed Crankshaft seal - now low oil pressure
>
> I spent the last 2 weekends replacing both crankshaft oils seals in my
> 87 syncro with help from several list members.  Thanks again to Bob
> Donalds who alerted me to the fact that the PO had put a non syncro
> crank pulley oil seal on with a syncro pulley which certainly explains
> why that one failed.  However now that it is finally back together I
> have another alarming problem. The engine started first time and ran
> great EXCEPT that the buzzer and oil light come on almost as soon as I
> get the rpms above about 2500 - there are  no oil leaks.  It is also
> very noisy but it sounds like lifters to me which would not be
> unexpected.  Could I have ruined the engine when the seal went (it may
> have been a couple of minutes before I noticed it and stopped and I
was
> driving downhill at fairly low rpm's with a cool engine) and would
this
> be the most likely symptom. Or could I have done something wrong that
> would cause this. I did change the oil cooler o ring while I was at
it.
> How can I find out - what's the next step?   I dont want to buy a new
> engine!
> Thanks,
> David