TOHATSU V20E - Troubleshooting Engine and Electrical Issues; Fuel, Lubrication, and Starting Problems

56
TROUBLESHOOTING
Typical causes of engine troubles are listed in the following table.
Trouble
Cause
Battery Charging failure Starter motor does not work Engine start failure Engine stumble or stall Rough idling Idling is too high Poor acceleration Engine over-rev. Engine overheat Engine seizing
Action
Fuel and Lubrication
Low fuel ● ● ● Refuel
Deterioration of fuel ● ● ● ● ●
Replace with
new fuel.
Fuel filter clogging ● ● ● ● ●
Clean the
clogging
Fuel pipe kink
or snap
● ● ● ● ●
Fix routing of
pipe
Carburetor ● ● ● ● ● ●
Clean or replace
with new
Carburetor.
Throttle dial at other
than “Start” position
●
Set dial to “Start”
position
Breather hole
clogging
●
Clean the
clogging
Oil filter clogging ● ● ●
Replace oil filter.
(Do not fill it up
with the different
brand of oil)
15
１
１
２２
３３
４４
５５
６６
７７
８８
９
９
10
10
1111
1212
13
14
15
16
17
18
13
14
15
16
17
18