2005 merc 9.9 fuel pump ? wont idle right

osborne looney

Petty Officer 2nd Class
Joined
Aug 31, 2011
Messages
117
totaly went thru carb !!!! replaced fuel line from pump to carb with clear line for testing purposes will run out on fast idle and up to full wot !! pumps gas but seems a little weak to my eyes more at idle almost seems to be nothing being pumped !! when bulb is squeezed it pushes a lil fuel but still will not idle correctly any suggestions ?:mad:
 

Star

Chief Petty Officer
Joined
Sep 21, 2010
Messages
481
Re: 2005 merc 9.9 fuel pump ? wont idle right

Your fuel pump is fine!!! Idle circuit on carb is pluged.
 

osborne looney

Petty Officer 2nd Class
Joined
Aug 31, 2011
Messages
117
Re: 2005 merc 9.9 fuel pump ? wont idle right

Your fuel pump is fine!!! Idle circuit on carb is pluged.


thank you i took carb off yesterday and went thru it with a little more effort this time and was able to open circuit and now purrs like a kitten
 
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