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  1. C

    240 v6 alarms for over heating upon startup

    I should have started with this info first. The boat had sat for a couple months. The boat was running poorly. I put in new plugs, had the fuel checked, changed the oil and gear oil. The alarm was sounding when it was not running at full power. It showed a misfire in a couple cylinders. After...
  2. C

    240 v6 alarms for over heating upon startup

    I'm not sure how he checked it. But I'm reading through the print out. And it says 0 active trouble codes. Previously active is 16.
  3. C

    240 v6 alarms for over heating upon startup

    I also confirmed nothing is over heating with an IR temp gun. What else can cause that code?
  4. C

    240 v6 alarms for over heating upon startup

    40869639 is the s/n I have checked them all and they are giving me the same number with the multi meter.
  5. C

    240 v6 alarms for over heating upon startup

    I have a 240 v6 j engine that alarms as soon as the engine had started after sitting. The code that the mechanic gave me shows erwt sensor #2 is running hot(223F). I have 2 exhaust temp sensors on each side. I have tried a new sensor in each position 1 at a time. I have also tried unplugging...
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