[V8] Engine Oil Pressure Warning

Ingo Rautenberg i.rautenberg at waratap.com
Tue Aug 8 10:49:28 EDT 2006


Here's my writeup from Sept 2004:




On Aug 8, 2006, at 1:33 AM, Gunter Lorberg wrote:

> Has anyone ever had problems with their 'Auto-Check' system engine  
> oil pressure warning?
> The black '90 V8 with 150 000 miles has been running well.  I have  
> owned it for about 1 1/2 years.  My GF is the principal driver.   
> About two weeks ago she reported that the engine oil pressure  
> warning came on (red warning accompanied by irratating tones) while  
> driving on the highway without the car missing a beat.  She  
> stopped, of course, and called me.  I was able to drive out to her  
> to have a look at the car for myself.  Car ran well and oil level  
> normal--warning did not come on while I was evaluating the  
> situation.   I sent her onwards and it happened again several hours  
> later.  It has been an infrequently recurring problem the past few  
> weeks, and it happened most recently to me today when I briefly  
> drove it around.  No signs of any mechanical distress.  I was  
> sitting idling when it went off and was able to inspect the oil  
> pressure gauge at the same time--the needle indicated normal oil  
> pressure.
> I can't think of any recent changes to the car that could account  
> for this new problem.  I have always used the same oil (Castrol GTX  
> 5W-30) which I realize is a little on the light side for the  
> summer, but I have used this oil since taking over ownership  
> without problem.
> I am inclined to ignore this warning, but would prefer that it was  
> operating properly.  I am concerned that it might incr. in  
> frequency and become a real nuisance while serving no useful purpose.
> Gunter
> (2) '90 V8's
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