low oil pressure

VW's aircooled mini SUV. Great for riding in the country, or cruising the beach.
Ramsey6199
Posts: 1
Joined: Sat Jun 26, 2010 10:44 am

low oil pressure

Post by Ramsey6199 »

Just purchased a 1974 thing and it starts right with no problems as well as idling. Thing is after about 15 min of driving say 50mph the oil pressure drops to around 20psi. And he starts running hot, any idea on what this could be. Forgive me if this has been asked but I tried searching through the odd search feature on this forum but with no luck
Bruce2
Posts: 7087
Joined: Sat Oct 13, 2001 1:01 am

Re: low oil pressure

Post by Bruce2 »

What is your oil temp?
What oil are you using?
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Marc
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Joined: Thu May 23, 2002 12:01 am

Re: low oil pressure

Post by Marc »

Check some basics. Grope the cooling fan to see if it's sucked in a paper towel or some leaves. Look at the V-belt, does it appear glazed on the sides? If so it may be slipping. I hope you don't have any aftermarket chrome pulleys, they're guaranteed to promote belt slip. There are two belt sizes you can use, the "standard" 9.5x905La should be adequate for a generator (Things use a 38A gen, bigger than the 30A used on Bugs but normally OK with the same belt). With an alternator you definitely should use the 11.2x912La belt, and if you do need a new one I'd recommend that even for a generator-equipped Thing.
If you can't firmly grasp the oil dipstick handle for several seconds without wincing in pain, there's an overheat problem.
Is all of the engine compartment sheetmetal in place, and the seal between body and engine intact? Any gaps will allow hot air from below to recirculate.
IsabelaFranco
Posts: 3
Joined: Sun Oct 17, 2010 6:10 pm

Re: low oil pressure

Post by IsabelaFranco »

I'm now getting this error message multiple times a day and am due to drop my truck off at the dealer tomorrow for two days while they under take further testing.
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Kubelmann
Posts: 1380
Joined: Sun Jan 05, 2003 12:01 am

Re: low oil pressure

Post by Kubelmann »

Any new news on your issue? WE are here for you.
K-mann
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