Texas Fishing Forum

Merc 225 problem

Posted By: jmo49

Merc 225 problem - 04/24/14 02:10 AM

Motor started ran fine for about 6 'miles fished for 2-3 hours started back motor ran fine for about a mile then started missing off and on then went to a idle only, when you tried to give it gas it would die, changed fuel filter ran good for about a 1/4 mile then started missing again, suspect fuels problem, compression good, spark is good, plugs are clean, fuel filter is full and fuel is clean , what to check next?

Thanks
Posted By: stick steering

Re: Merc 225 problem - 04/24/14 02:48 AM

fuel lines , ethanol could have damaged fuel line inner liner and be restricting fuel flow , and also check the fuel tank vent for restrictions
Posted By: gary purdy

Re: Merc 225 problem - 04/24/14 11:05 AM

Which 225 Merc is it EFI, DFI or Opti?
Posted By: jmo49

Re: Merc 225 problem - 04/25/14 12:07 AM

EFI
Posted By: Swimbaiter

Re: Merc 225 problem - 04/25/14 03:39 AM

Kinda sounds like my problem. Please read thread I just posted and tell me if similar?
Posted By: gary purdy

Re: Merc 225 problem - 04/25/14 01:05 PM

Pour contents of fuel filter into a glass jar, check for water and contaminants.
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