Kawasaki Ninja Service Manual: Inquiries to Rider

Kawasaki Ninja Service Manual / Fuel System (DFI) / Troubleshooting the DFI System / Inquiries to Rider

DFI Diagnosis Flow Chart

DFI Diagnosis Flow Chart

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.

Sample Diagnosis Sheet

Sample Diagnosis Sheet

Outline

When a problem occurs with DFI system, the warning indicator light (LED) [A] and FI warning symbol [B] goes on to alert the rider. In addition, the condition of the problem is stored in the memory ...

DFI System Troubleshooting Guide

NOTE This is not an exhaustive list, giving every possible cause for each problem listed. It is meant simply as a rough guide to assist the troubleshooting for some of the more common diff ...

Other materials:

Special Tools
Fork Oil Level Gauge: 57001-1290 Vacuum Gauge: 57001-1369 Hand Tester: 57001-1394 Throttle Sensor Setting Adapter #1: 57001-1400 Peak Voltage Adapter: 57001-1415 Needle Adapter Set: 57001-1457 Throttle Sensor Setting Adapter: 57001-1538 Measuring Adapter: 57001-1700 ...

External Shift Mechanism Inspection
Examine the shift shaft [A] for any damage. If the shaft is bent, straighten or replace it. If the serration [B] are damaged, replace the shaft. If the spring [C] is damaged in any way, replace it. If the shift mechanism arm [D] is damaged in any way, replace the shaft. Check the s ...

Air Suction Valve Inspection
Remove the air suction valve (see Air Suction Valve Removal). Visually inspect the reeds [A] for cracks, folds, warps, heat damage or other damage. If there is any doubt as to the condition of the reeds, replace the air suction valve as an assembly. Check the reed contact areas [B] of ...