Rough Acceleration - TOHATSU MFS 4 Service Manual

Trouble 4

Rough acceleration.

Rapid opening of throttle causes engine to stall.
Acceleration is not smooth.
Inspection of Carburetor, Ignition System and Compression Pressure
•
Check operation of throttle cable.
Is the throttle
valve tuned ?
YES
Disassemble carburetor,
and check internal components
for clogging, dirt and damage.
Any clogging,
dirt and/or damage?
YES
Clean carburetor
and/or replace
defective part(s)
with new one(s).
4st 4/5/6 2011
NO
Adjust throttle cable.
NO
Check ignition system and
compression pressure.
9
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