Recent content by Mercury1010

  1. M

    1996 Mercury 200 hitting rev limit

    After many hours going through systems found that an aftermarket switch Box was causing the problem
  2. M

    1996 Mercury 200 hitting rev limit

    I have disconnected the idol stabiliser module has disconnected the knock sensor module have tried 2 other easy ECU. It's still does the same thing 3500 RPM DDT shows over 5000 RPM
  3. M

    1996 Mercury 200 hitting rev limit

    I have a 1996 Mercury 200 EFI that is hitting rev limiter at 4000 RPM. Found by checking systems with DDT that when the tack is reading 3000 RPM DDT shows over 5000 RPM and the tachometer is correct RPM. Mercury has no suggestions
  4. M

    91 merc 175 xri efi seems to hit rev limiter above 4000rpms

    I have a 96 200 that's doing the same thing . Did new ecu fix it?
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