Johnson J10RCID

by John C.
(Milton, Florida, USA)

While testing in a tank after replacing power pack and coils, the engine seems to run fine at idle, a little smoky, but runs fine, except - after it warms up, it "coughs" as if it misfires, but then continues to run fine until it "coughs" again, a few minutes later. Is this normal?

Click here to post comments

Join in and write your own page! It's easy to do. How? Simply click here to return to Johnson Outboard Forum.