TOHATSU 90 - Service Manual

Questions and Answers

A
Anne WoodAug 15, 2025
What to do if my TOHATSU Outboard Motor will not start and afterfires into exhaust housing?
- M
  Madison BrownAug 15, 2025
  If your TOHATSU Outboard Motor will not start and backfires into the exhaust housing, it could be due to: * A closed fuel tank air vent; open it. * A pinched or disconnected fuel hose; check and fix it. * A restricted fuel pickup pipe or clogged pipe filter; clear it. * A clogged fuel filter; clean or replace it.
M
Michael SmithAug 18, 2025
Why is my TOHATSU 90 hard to start?
- V
  vincentsandersAug 18, 2025
  If your TOHATSU Outboard Motor is hard to start or won't start, there are several potential causes: * The fuel tank may be empty, in which case you should fill it. * If the fuel level is low, refill the tank. * Ensure the fuel tank air vent is open. * Poor quality or old fuel can be the culprit; replace it with fresh fuel. * Water in the fuel system needs to be drained. * Check for pinched or disconnected fuel hoses and fix them. * A restricted fuel pickup pipe or clogged pipe filter should be cleared. * A faulty primer bulb needs replacement. * Repair or replace an improper or faulty anti-siphon valve. * Clean or replace a clogged fuel filter. * Tighten any loose connectors and fix any vacuum leaks.
A
Alicia SingletonAug 21, 2025
Why does my TOHATSU Outboard Motor have a low speed miss?
- Z
  zjonesAug 21, 2025
  If your TOHATSU Outboard Motor experiences a low-speed miss or doesn't idle smoothly or slowly enough, consider these possible causes: * Low fuel in the tank: Refill the fuel tank. * Poor quality or old fuel: Replace with fresh fuel. * Water in the fuel system: Drain the water. * Pinched or disconnected fuel hose: Check and fix the fuel hose. * Restricted fuel pickup pipe or clogged pipe filter: Clear the pickup pipe and filter. * Clogged fuel filter: Clean or replace the fuel filter.
J
James VillarrealAug 25, 2025
Why does my TOHATSU 90 Outboard Motor have poor acceleration?
- E
  Elizabeth MartinAug 26, 2025
  If your TOHATSU Outboard Motor has poor acceleration, hesitates, or coughs, it could be due to: * Poor quality or old fuel: Replace it with fresh fuel. * Water in the fuel system: Drain the water. * Fuel hose pinched or disconnected: Check and fix the fuel hose. * Restricted fuel pickup pipe or clogged pipe filter: Clear the pickup pipe and filter. * Clogged fuel filter: Clean or replace the fuel filter.
C
Calvin ValdezAug 28, 2025
Why does my TOHATSU 90 have a high speed miss?
- K
  Kathy LopezAug 28, 2025
  If your TOHATSU Outboard Motor experiences a high-speed miss, it could be due to: * Low fuel in the tank: Refill the fuel tank. * Poor quality or old fuel: Replace with fresh fuel. * Water in the fuel system: Drain the water. * Fuel hose pinched or disconnected: Check and fix the fuel hose. * Restricted fuel pickup pipe or clogged pipe filter: Clear the pickup pipe and filter. * Clogged fuel filter: Clean or replace the fuel filter.
V
Vanessa AtkinsonAug 31, 2025
What to do if my TOHATSU 90 idles well, then slows and stops?
- K
  Kyle WilliamsAug 31, 2025
  If your TOHATSU Outboard Motor idles well but slows and stops, it might be caused by: * A fuel hose that is pinched or disconnected. Check and fix the fuel hose. * A restricted fuel pickup pipe or clogged pipe filter. Clear the pickup pipe and filter. * A clogged fuel filter. Clean or replace the fuel filter.
B
Brittany GordonSep 4, 2025
Why does my TOHATSU 90 Outboard Motor have no acceleration?
- J
  Jerry OconnorSep 4, 2025
  If your TOHATSU Outboard Motor has no acceleration and low top-end RPM, it could be due to: * A fuel hose that is pinched or disconnected. Check and fix the fuel hose. * A restricted fuel pickup pipe or clogged pipe filter. Clear the pickup pipe and filter. * A clogged fuel filter. Clean or replace the fuel filter.
M
martinezashleySep 7, 2025
What to do if my TOHATSU Outboard Motor idles well but slows when accelerated?
- M
  Marilyn BurnsSep 7, 2025
  If your TOHATSU Outboard Motor idles well but slows down when accelerated, it could be due to: * A fuel hose that is pinched or disconnected. Check and fix the fuel hose. * A restricted fuel pickup pipe or clogged pipe filter. Clear the pickup pipe and filter. * A clogged fuel filter. Clean or replace the fuel filter.
R
riverakennethSep 10, 2025
Why does my TOHATSU 90 run at high speed only when hand primer is used?
- A
  Aaron BishopSep 10, 2025
  If your TOHATSU Outboard Motor runs at high speed only when the hand primer is used, the cause may be a faulty primer bulb. In this case, replace the primer bulb.