Kawasaki Ninja Service Manual: DFI System Troubleshooting Guide

Kawasaki Ninja Service Manual / Fuel System (DFI) / 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 difficulties in DFI system.
The ECU may be involved in the DFI electrical and ignition system troubles. If these parts and circuits are checked out good, be sure to check the ECU for ground and power supply. If the ground and power supply are checked good, replace the ECU.

Engine Won’t Turn Over

Engine Won’t Turn Over

Poor Running at Low Speed

Poor Running at Low Speed

Poor Running or No Power at High Speed

Poor Running or No Power at High Speed

Inquiries to Rider

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 pro ...

Warning Indicator Light (LED)

Light (LED) Inspection The warning indicator light (LED) [A] is used for the FI indicator, immobilizer indicator (immobilizer equipped models), water temperature warning indicator and oil pres ...

Other materials:

Balance Inspection
Remove the front and rear wheels (see Front/Rear Wheel Removal). Support the wheel so that it can be spun freely. Spin the wheel lightly, and mark [A] the wheel at the top when the wheel stops. Repeat this procedure several times. If the wheel stops of its own accord in various positi ...

Drive Chain Slack Inspection
NOTE Check the slack with the motorcycle setting on its sidestand. Clean the chain if it is dirty, and lubricate it if it appears dry. Check the wheel alignment (see Wheel Alignment Inspection). Rotate the rear wheel to find the position where the chain is tightest. Measure the ver ...

Moving Off
Check that the side stand is up. Pull in the clutch lever. Shift into 1st gear. Open the throttle a little, and start to let out the clutch lever very slowly. As the clutch starts to engage, open the throttle a littlemore, giving the engine just enough fuel to keep it from stallin ...