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FUEL SYSTEM (DFI) 3-21
Troubleshooting the DFI System
DFI Diagnosis Flow Chart
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 a DFI system problem, or a general engine problem.