Kawasaki Ninja Service Manual: ECU Power Source Circuit

Kawasaki Ninja Service Manual / Fuel System (DFI) / ECU / ECU Power Source Circuit

ECU Power Source Circuit


1. Ignition Switch

2. Joint Connector E

3. ECU

4. Engine Ground

5. Battery

6. Starter Relay

7. Main Fuse 30 A

8. ECU Fuse 15 A

9. Frame Ground 2

10. Frame Ground 1

11. Fuse Box 1

12. Ignition Fuse 15 A

13. Joint Connector F

ECU Power Supply Inspection
Remove the upper air cleaner housing (see Air Cleaner Element Replacement in the Periodic Maintenance chapter). Visually inspect the ECU connectors. If the connector is clogged with mud or d ...

CAN Communication Line
CAN Communication Line Resistance Inspection In this model, resistors for CAN communication line are built in the ECU [A] and meter unit. Refer to the Meter Unit Inspection in the Electrical Sy ...

Other materials:

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 problem occurred under exactly what conditions by asking the rider; knowing this information may h ...

Fuel Reserve Switch Inspection
Fill the fuel tank with fuel and close the fuel tank cap. Remove the front seat (see Front Seat Removal in the Frame chapter). Disconnect the fuel pump lead connector [A]. Connect the test light [A] (12 V 3.4 W bulb in a socket with leads) and the 12 V battery [B] to the fuel pu ...

Vehicle-down Sensor Output Voltage Inspection
Remove the vehicle-down sensor. Connect the measuring adapter [A] to the vehicle-down sensor connectors as shown in the figure. Special Tool - Measuring Adapter: 57001-1700 Main Harness [B] Vehicle-down Sensor [C] Connect a digital meter [D] to the measuring adapter leads. V ...