I ordered this diode also, took out the ignition switch, fuse there is fine. Ordered a temp switch also. I will install those parts and go from there I guess. Almost ordered a ignition.
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When I start my 305 mercruizer it runs fine with cups on in the driveway, but when I put it in the water it starts but when I'm just about to plane out it dies(fuses blown). Same color wire goes into this part could it be a this, or control model heating up as it is mounted the the side of...