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Engine Runs Irregularly, Stalls, Or Misfires
Weak Spark
Worn, fouled,
defective or
incorrect
spark plugs
worn or
defective spark
plug wires
Spark plug
connections
loose
Water in
fuel
Replace
plugs
See your
dealer
Tighten
Change
fuel
Engine Overheats
Clogged jet
pump intake
Wrong gas
or oil
Sand or debris
in cooling sys-
tem
Plugged
thermostat
assembly
TROUBLESHOOTING
Lean fuel
mixture
Fuel low, empty
or contami-
nated
Fuel filter
clogged or
water present
Rich fuel
mixture
Misuse
of choke
Clean pump
Siphon and
replace
Flush
cooling
system
Disassemble
thermostat
assembly
and clean
Add or
change fuel,
clean fuel
system
Replace
Clean/re-
place
spark plugs
135
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