Fuel System Troubleshooting - Honda 1988 Z50R Service Manual

FUEL SYSTEM
TROUBLESHOOTING
Engine c ranks but won 't start
No fuel in tank
No fuel to carburetor
Too much fuel getting to cylinder
No spark at plug (ignition malfunctionl
Air cleaner clogged
Engine idles roughly . stalls. or runs poorly
Idle speed incorrect
Ignition malfunction
Rich mixture
Lean mixture
Air cleaner clogged
Insulator leaks
Fuel contaminated
lean mixture
Carburetor fuel jets clogged
Fuel cap vent blocked
Fuel strainer clogged
Fuel line kinked or restricted
Float valve faulty
Float level too low
Ric h mixture
Carburetor choke st uck closed
Float valve faulty
Float level too high
Carburetor air jet clogged
Air cleaner dirty
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