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  1. D

    Mercury 2019 - 20HP EFI - Manual start

    If anyone else can help identify the high pressure fuel pump wires (pump is inside the VST) Thanks. Black with white stripe Black with yellow stripe Black with green stripe
  2. D

    Mercury 2019 - 20HP EFI - Manual start

    Ok Thank you.
  3. D

    Mercury 2019 - 20HP EFI - Manual start

    I have the VST apart. Filter was very dirty. Before I put it back together I would like to test the High Pressure motor. It has 3 wires. Pink, yellow and white. Can I test it by connecting to 12v and if so which wires are which.?
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    Mercury 2019 - 20HP EFI - Manual start

    OK Thank you
  5. D

    Mercury 2019 - 20HP EFI - Manual start

    Thank you. Previously I did give it a shot of spray into the "carb' and it fired. After cranking several times - may be 12, I checked the plugs and they are dry so given the old gas issue I think somethings clogged. Do you think it could be clogged further on by the injectors/rail or would...
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    Mercury 2019 - 20HP EFI - Manual start

    Model 1A2020BK Serial OR895249 I suspect it is normal to flash when cranking as I believe its suppose to be on brieftly when the motor starts... but of course I cant get it going.
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    Mercury 2019 - 20HP EFI - Manual start

    My motor has less than 10 hours on it but has been sitting for 2-3 years with old gas in it and won't start. I've put fresh gas in, drain the filter, all hoses and from the "carb" drain on the left side. My first question is regarding the red trouble light on the front of the motor. I've read...
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