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:

Front Wheel Installation
NOTE The direction of the wheel rotation [A] is shown by an arrow [B] on the wheel spoke. Check the wheel rotation mark on the front wheel and install it. Apply high-temperature grease to the grease seal lips. Fit the collars [A] on the both sides of the hub. The collars are i ...

Compression Damping Force Adjustment
There are two adjustments you can make to the compression damping force. High Speed Compression Damping Adjuster [A] Low Speed Compression Damping Adjuster [B] To adjust the high speed compression damping force, turn the outside damping adjuster with a wrench to the desired position ...

Intake Air Pressure Sensor #2 Input Voltage Inspection
NOTE Be sure the battery is fully charged. Turn the ignition switch to OFF. Remove the air cleaner housing (see Air Cleaner Housing Removal in the Fuel System (DFI) chapter). Disconnect the intake air pressure sensor #2 connector and connect the measuring adapter [A] between these con ...