How to fix high engine speed on my TOHATSU MFS 25d?
If the engine speed is very high on your TOHATSU Outboard Motor, causing the high-speed ESG to operate, check and adjust the valve timing. Adjust the valve clearance. Inspect and replace worn components such as the piston, piston ring, and/or cylinder. Clean the combustion chamber if there is too much carbon deposition. Tighten the spark plug if it is loose.
What to do if TOHATSU MFS 25d engine speed is very low?
If the engine speed is very low on your TOHATSU Outboard Motor, causing the low-speed ESG to operate, charge the battery and check connections for corrosion if the battery is dead, has loose connections, is corroded, or has a low electrolyte level. Check the water pump and ensure it is working properly if cooling water is lacking due to a defective or clogged water pump.
What to do if my TOHATSU MFS 25d engine stalls immediately after starting?
If your TOHATSU Outboard Motor engine stalls immediately after starting, inspect and repair any defective wiring connections. Install the specified spark plugs. Clean or replace the spark plug if it is contaminated. Check the ignition system for faults if there are no sparks or a weak spark. Repair or replace the stop switch if it is short-circuited. Ensure the stop switch lock is properly installed. Replace the blown fuse.
Why is my TOHATSU MFS 25d engine overheating?
If your TOHATSU Outboard Motor is overheating, check the water pump for defects or clogs. Test and replace the thermostat if its operation is defective.
Why my boat cannot run at high speed with TOHATSU MFS 25d Outboard Motor?
If your boat cannot run at high speed with the TOHATSU Outboard Motor, ensure you are using the correct propeller. If the propeller is damaged or deformed, replace it. Also, adjust the thrust rod position if it is incorrect.
General| Power Output | 25 HP |
|---|---|
| Fuel Induction | EFI (Electronic Fuel Injection) |
| Gear Ratio | 2.08:1 |
| Full Throttle RPM Range | 5000 - 6000 RPM |
| Gear Shift | F-N-R |
| Displacement | 526 cc |
| Starting | Electric |
| Alternator Output | 12V |
| Shaft Length | 20 in |
| Steering | Tiller / Remote |
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