3-18 FUEL SYSTEM (EFI)
EFI Servicing Precautions
EFI Diagnosis Flow Chart
Problem occurs.
Confirm problems.
Gather information from rider.
The ignition switch is turned on, and the state of FI indicator
light (LED) is seen.
Unlit
Lit
Conduct non-self-diagnosis
inspection
Conduct self-diagnosis
inspection
Conduct general fuel system
inspection
End
Inquiries to Rider
Each rider reacts to problems in different ways, so it is important to confirm what kind of
symptoms the rider has encountered.
Try to find out exactly what problem occurred under exactly what conditions by asking the
rider; knowing this information may help you reproduce the problem.
The following sample diagnosis sheet will help prevent you from overlooking any areas, and
will help you decide if it is an EFI system problem, or a general engine problem.
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