That is due to the function of the 'oil pressure relief valve',
generally found in the oil system between the pump and the filter.
Prevents blown up filters. Don't need a light to tell you the pressure
is too high.

Mark

Steve Delanty wrote:

> At 11:32 AM 5/5/2003, you wrote:
>
>> I hate replying to my own messages... but someone pointed out that
>> the VW
>> oil pressure switch can not sense over-pressure.  For some reason I
>> recall
>> seeing somewhere that it did...  but perhaps I'm confussing it with
>> something else... Anyone want to chime in with an "authoritative"
>> yes/no on
>> this?
>>
>> Thanks,
>> Jon
>
>
>
> I've never seen *any* automotive O.P. switch that sensed overpressure...
>
> Steve
>