Oil pressure probs

[flaatr@yahoo.com (Euroroc II)]

Strange logic...  Usually if you have low pressure problems you run heavier 
oil not lighter.

My take is thinner oil makes lower pressure in worn pump...

Anyone want to back me up on this?

-Raffi

At 05:17 AM 3/10/2003 -0600, ATS - Patrick Bureau wrote:
>no it make perfect sense, it is more difficult for the oil pump to shuffle
>20w50 than 10w30, thus the oil pressure dropping and the sender turning on.
>
>ATS - Patrick Bureau - txrocco@sbcglobal.net
>
>
>=>-----Original Message-----
>=>From: Euroroc II [mailto:flaatr@yahoo.com]
>=>Sent: Monday, March 10, 2003 3:53 AM
>=>To: ATS - Patrick Bureau; John Lagnese; scirocco-l@scirocco.org
>=>Subject: RE: Oil pressure probs
>=>
>=>
>=>That doesn't make a lot of sense, 10w30 is thinner than 20w50... isn't it?
>=>
>=>-Raffi
>=>
>=>At 12:08 PM 3/9/2003 -0600, ATS - Patrick Bureau wrote:
>=>>depends on the temperature outside and what oil he is using, I had this
>=>>issue when running 20w50, but dropped it at 10w30 and it went
>=>away, but it
>=>>was summer time, and this indicated the need for a new oil pump, did the
>=>>swap for a new one, and 20w50 in the engine and it all go away. now I am
>=>>unsure what oil for summer time the OEM specs call for on a
>=>Jetta... but the
>=>>diagnosic of it remains the same... could be as simple as a bad
>=>contact on
>=>>the oil pressure sender too.
>=>>
>=>>
>=>>ATS - Patrick Bureau - txrocco@sbcglobal.net
>=>>
>=>>
>=>>=>-----Original Message-----
>=>>=>From: scirocco-l-admin@scirocco.org
>=>>=>[mailto:scirocco-l-admin@scirocco.org]On Behalf Of John Lagnese
>=>>=>Sent: Sunday, March 09, 2003 11:58 AM
>=>>=>To: scirocco-l@scirocco.org
>=>>=>Subject: Oil pressure probs
>=>>=>
>=>>=>
>=>>=>Hi,
>=>>=>One of my teaching colleague's Jetta III 8V is having an oil
>=>>=>pressure prob.
>=>>=>After 1/2 hour on highway there is a few seconds to 20 seconds of oil
>=>>=>pressure light. Oil level is ok. Car is just under 100K.
>=>>=>John
>=>>=>
>=>>=>
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>=>>
>=>>
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