low water pressure on new yamaha 250 hpdi

fastcatch

Recruit
Joined
Jul 9, 2005
Messages
3
The water pressure gauge on my 2005 250 hp v-max hpdi only reading about 9 or 10 lbs. It was reading 15 lbs when it was new. The motor only has 98 hrs on it. Dealer says he is getting many calls on this and yamaha offers no help. He says not to be concerned. I am not getting any alarms or loss of tell tale water stream.
 

rodbolt

Supreme Mariner
Joined
Sep 1, 2003
Messages
20,066
Re: low water pressure on new yamaha 250 hpdi

may be time to service the water pump. it wears out with sand and salt. also check the t-stats and pressure valve
 
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