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Re: Fuel pump scope testing interpretation - Anders? Posted by SWEDECAR [Email] (#112) [Profile/Gallery] (more from SWEDECAR) on Wed, 28 Jun 2023 19:56:02 In Reply to: Fuel pump scope testing interpretation - Anders?, Snowmobile [Profile/Gallery] , Wed, 28 Jun 2023 11:39:13 Members do not see ads below this line. - Help Keep This Site Online - Signup |
If the whole trace (right pic) moves up and down it is usually an early sign that the brushes start to go bad. It just haven't gotten to the point of the left picture yet.
Anders
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