Emission Control Information; Troubleshooting - Suzuki DF70A Owner's Manual

EMISSION CONTROL
INFORMATION
NOTICE
• THIS ENGINE IS CERTIFIED TO OPER-
ATE ON UNLEADED GASOLINE OF 87
OCTANE ((R+M)/2
GREATER.
• EXHAUST EMISSION CONTROL
SYSTEM:
ECM, MFI

TROUBLESHOOTING

This troubleshooting guide is provided to help
you find the cause of common complaints.
NOTICE
Failure to troubleshoot a problem cor-
rectly can damage your outboard motor.
Improper repairs or adjustments may
damage the outboard motor instead or
fixing it. Such damage may not be cov-
ered under warranty.
If you are not sure about the proper
action to correct a problem, consult your
Suzuki marine dealer.
Starter motor will not operate:
• Shift lever is not in NEUTRAL.
• Fuse is blown out.
• Emergency stop switch lock plate is not in
position.
Engine will not start (hard to start):
• Fuel tank is empty.
• Fuel hose is not properly connected to
engine.
• Fuel hose is kinked or pinched.
• Spark plug is fouled.
Engine idles unstably or stalls:
• Fuel hose is kinked or pinched.
• Spark plug is fouled.
METHOD) OR
Engine speed will not increase (Engine
power is low):
• Engine is overloaded.
• Caution/Diagnosis system is activated.
• Propeller is damaged.
• Propeller is not properly matched to loads.
Engine vibrates excessively:
• Engine mounting bolts or clamp screws are
loose.
• Foreign object (seaweed etc.) is tangled on
propeller.
• Propeller is damaged.
Engine overheats:
• Cooling water intake(s) are blocked.
• Engine is overloaded.
• Propeller is not properly matched to loads.
FUSE
1. Turn the ignition key to the "off" position.
2. Remove the motor cover.
3. Remove the fuse box cover and pull off the
fuse.
Fuse box cover
57