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  1. M

    Yamaha f 250 proper temperature range

    I appreciate your info and patience. It is a 1997 Yamaha 2-stroke The owner said the thermostats were replaced and they spent $2k on trouble shooting with no success from two mechanic shops. He said watch for water coming from starboard side and you’re ok… I just don’t want to get stuck 10...
  2. M

    Yamaha f 250 proper temperature range

    I’m apologize for being unclear as I am not super clear on the issue myself. the owner said there are two thermal probes that send temp signal to “computer”. The boat was thinking it was in high temp condition and went into “limp mode”. They had mechanic go out and measure temps while running...
  3. M

    Yamaha f 250 proper temperature range

    I’m looking at buying a boat that thermal probs we’re disabled as they weren’t not able to determine cause after several mechanics. their theory is that it is the “computer” and that is cost prohibitive to replace. what is the “computer” and could it be starting to fail and if so what does...