I have a 1995 200 merc which has done 133000 miles its the multivalve engine it has always shown zero oil pressure on the clock when the engie is hotat idle and a maximam of 2bar when cold. I am suer that the engine willnot seize up as it has been left running at zero for more than 1hour
can you tell me whats wrong ? its been happening for 3years


many thanks Emma