mer 225 efi running rough

tritontr20

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Apr 23, 2010
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i have a 2001 225 efi that just started running rough if i idle a lot it does not want to come out of the hole and on top end the rpms surge like it is not getting enough fuel
 

Bondo

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Apr 17, 2002
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70,513
Re: mer 225 efi running rough

Ayuh,... Have you changed the Fuel Filters lately,..?? How about a Full,+ Complete Tune Up,..??
 

tritontr20

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Joined
Apr 23, 2010
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5
Re: mer 225 efi running rough

i changed the filters and spark plugs but when i idle a long way it is hard to come out of the hole
 

Faztbullet

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Mar 2, 2008
Messages
15,616
Re: mer 225 efi running rough

From what you describe it sounds as if its loading up due to the recirc valves stuck closed or blocked. If you rev it up several times to clear it out does it still bogg planing? It also could be a injector/s problem...
 

tritontr20

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Apr 23, 2010
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Re: mer 225 efi running rough

if i rev it up a couple of times it will come out of the hole better
 

Faztbullet

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Mar 2, 2008
Messages
15,616
Re: mer 225 efi running rough

Run some Quickleen thru it and see if it improves,if so have injectors cleaned
 

tritontr20

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Apr 23, 2010
Messages
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Re: mer 225 efi running rough

if i rev it up it comes out of the hole a little bit better some times it runs fine then sometimes it acts like it dont wnt to get up to full speed i will lose 2 to 3 miles per hour
 

tritontr20

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Apr 23, 2010
Messages
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Re: mer 225 efi running rough

what is the recomended spark plug for 1 2001 225 mer efi
 
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