View Single Post
  #14  
Old 12-19-2012, 04:59 PM
BMR_LVR's Avatar
BMR_LVR BMR_LVR is offline
Humble E34 lover
Location: Asheboro, NC
 
Join Date: Dec 2008
Posts: 5,264
Mein Auto: 1992 525i
Quote:
Originally Posted by CurtSmall View Post
I haven't had this issue with my BMWs, but I had the exact same symptoms on a 93 Range Rover I used to drive. In my case, it was the main bearings on the crank. When the oil was cold, the oil pressure was above the sensor specs, but as it heated, the worn bearings could no longer maintain back pressure thru the journals in the crank. The engine had no knocks or noises to indicate worn mains.
Certainly a possibility, but let's hope not for OP
__________________
Most problems are usually something simple !

Quote:
Originally Posted by noego View Post
It's Deja Poo - as in, I've heard this **** before.
Steve

Calypso Red 1992 525i with 200K miles

1991 735i - Sold
1992 525i - Sold
1995 325is - Sold
2000 528i - Sold

Reply With Quote