Yamaha F75C - User Manual

Questions and Answers

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amandaariasAug 21, 2025
How to fix a Yamaha F75C Outboard Motor when the starter will not operate?
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  Heather ReeseAug 21, 2025
  If the starter on your Yamaha Outboard Motor isn't working, begin by checking the battery. It might be weak or have low capacity, so verify its condition and use a battery with the recommended capacity. Ensure the battery connections are tight and free from corrosion; tighten the cables and clean the terminals if necessary. Inspect the fuse for the electric start circuit; if it's blown, identify the cause of the overload, repair it, and replace the fuse with one of the correct amperage. Also, make sure the shift lever is in neutral. If these steps don't resolve the issue, the starter components may be faulty, requiring service by a Yamaha dealer.
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Tami BlanchardNov 11, 2025
Why won't my Yamaha Outboard Motor start even though the starter is working?
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  Jennifer MclaughlinNov 11, 2025
  If your Yamaha Outboard Motor's starter operates but the engine doesn't start, several factors could be the cause. The fuel tank might be empty, or the fuel could be contaminated or stale; in these cases, fill the tank with clean, fresh fuel. The fuel filter could be clogged, so you should clean or replace it. Make sure the engine stop switch lanyard is attached. Inspect the spark plugs; they may be fouled or of an incorrect type, requiring cleaning or replacement with the recommended type. Also, check the spark plug caps to ensure they are correctly fitted. There might be poor connections or damaged ignition wiring, so check the wires for wear or breaks, tighten any loose connections, and replace worn or broken wires. If none of these steps work, the fuel pump or ignition parts may be fau...
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woodmichelleDec 1, 2025
What to do if my Yamaha F75C engine idles irregularly or stalls?
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  Shannon ParkerDec 1, 2025
  If your Yamaha Outboard Motor engine idles irregularly or stalls, there are several potential causes. First, inspect the spark plugs; they may be fouled or of the incorrect type, so clean or replace them with the recommended type. Check for any obstructions in the fuel system, such as a pinched or kinked fuel line. Ensure that you are using specified engine oil, and replace it if needed. The fuel may be contaminated or stale, so fill the tank with clean, fresh fuel. Also, the fuel filter might be clogged, so clean or replace it. Inspect and adjust the spark plug gap as specified. Check the wires for wear or breaks, tighten all loose connections, and replace worn or broken wires. Ensure the air vent screw on the fuel tank is open, and the choke knob is in home position. Return the motor to ...

Yamaha F75C Specifications

General

Starting System	Electric
Steering	Remote
Gear Shift	F-N-R
Exhaust	Through Propeller
Max Output	75 hp at 5, 500 rpm
Fuel Induction System	EFI (Electronic Fuel Injection)
Full Throttle RPM Range	5000 - 6000 rpm
Shaft Length	20 inches
Engine Type	4-stroke, SOHC, 4-valve