1999 mercury 125 hp wont plain off

UpTheLake

Recruit
Joined
Jul 11, 2010
Messages
5
I have a 1999 125 hp Mercury outboard, Runs fine at the low end, however it will not plain off at full throttle. I can achieve full power when I take the cowl off and manually operating the throttle. It looks like the throttle cam may be being blocked by the Accelerator pump. I have fully adjusted the throttle cable. IS there a way to adjust the cam or the pump so the cam is not blocked by the pump?
 

flyingscott

Fleet Admiral
Joined
Apr 8, 2014
Messages
8,289
Look for any broken linkages the accelerator pump should not impede the throttle look for something broke or loose.
 
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