Yamaha FT8DMH - User Manual

Other manuals for Yamaha FT8DMH

Rigging Guide226 pages

Service Manual291 pages

Questions and Answers

D
david48Aug 18, 2025
What to do if Yamaha FT8DMH Outboard Motor fuel management gauge shows incorrect fuel consumption?
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  April HowellAug 18, 2025
  If the fuel management gauge shows incorrect fuel consumption, the engine recognition might be wrong (especially for multi-applications). To fix this, default the engine number and turn the key switch on in order from the portside engine to re-memorize each engine number.
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emilymccarthyAug 20, 2025
What to do if the Yamaha Outboard Motor gauge display does not wake up?
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  Jeffrey ChaneyAug 20, 2025
  If the gauge display doesn't wake up, it could be due to a lack of electrical power or a damaged gauge. Try these steps: replace the fuse, securely connect the couplers, replace any damaged wires or hubs, or, if necessary, replace the gauge itself.
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Rachel JohnsonAug 23, 2025
Why Yamaha FT8DMH Outboard Motor illumination does not light?
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  xjonesAug 23, 2025
  If the illumination does not light, it could be due to a lack of electrical power or a damaged gauge. You should try replacing the fuse, connecting the couplers securely, replacing the damaged wire or hub, or replacing the gauge.
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anthonyleeAug 26, 2025
How to fix Yamaha FT8DMH tachometer showing incorrect engine RPM?
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  Dana PriceAug 26, 2025
  If the tachometer shows an incorrect engine RPM, the engine recognition might be wrong (especially for multi-applications). To correct this, push the 'SET' button for 10 seconds to default the engine number, then memorize each engine number again.
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heidi34Aug 27, 2025
What causes Yamaha FT8DMH fuel management gauge to show incorrect remaining fuel?
- S
  Stacy ZimmermanAug 27, 2025
  If the fuel management gauge shows incorrect remaining fuel, the fuel capacity setting may be wrong (specifically for SQR Fuel mgt Gauge). Fill the tank with fuel, and set the correct fuel tank capacity.
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Stacy GomezAug 30, 2025
What to do if Yamaha FT8DMH Outboard Motor gauge shows “----”?
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  Michael DavisAug 30, 2025
  If the gauge displays '----', it indicates that the digital signal is not being received. Check that the couplers are securely connected and replace any damaged bus wires or hubs.
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Yvonne MurphySep 1, 2025
Why Yamaha FT8DMH Outboard Motor Speedometer or Comb. Speedometer & Fuel mgt gauge shows incorrect fuel level?
- S
  Scott GarnerSep 1, 2025
  If the speedometer or combination speedometer & fuel management gauge shows an incorrect fuel level, the fuel sensor selection is likely wrong. Set up the fuel sensor to the correct resistance.
K
kirkcatherineSep 3, 2025
How to fix Yamaha FT8DMH Outboard Motor trim gauge showing incorrect position?
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  Jillian SteeleSep 3, 2025
  If the trim gauge shows an incorrect position, the initial position setting might be wrong, or the trim sender could be damaged. Put the motor in the fully trimmed-in position and reset the initial (zero) trim angle. If that doesn't work, replace the trim sender.
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meyersleahSep 6, 2025
Why Yamaha FT8DMH Outboard Motor gauge operates unstably?
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  Madeline CortezSep 6, 2025
  If the gauge operates unstably, it could be because a resistor is not connected to the ending hubs. Connect the gray 6-pin cap to the ending multi-hubs.
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Michael FieldsSep 8, 2025
What causes Yamaha FT8DMH Outboard Motor gauge response to be poor or down?
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  anthonyreedSep 8, 2025
  If the gauge response is poor or down, a market obtainable unit connected to the system may have failed, or the signal volume has exceeded 50% of the capacity. Try replacing the unit or removing the heavy signal output unit.