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:

Intake Air Pressure Sensor #2 Output Voltage Inspection
Measure the output voltage at the intake air pressure sensor #2 in the same way as input voltage inspection, note the following. Disconnect the intake air pressure sensor #2 connector and connect the measuring adapter [A] between these connectors. [B] Main Harness [C] Intake Air Pressu ...

Connecting Rod Big End Bearing Insert/Crankpin Wear Inspection
Remove the connecting rod big end (see Connecting Rod Removal). Cut strips of plastigage to crankpin width. Place a strip on the crankpin parallel to the crankshaft installed in the correct position. Tighten the connecting rod big end nuts to the specified torque (see Connecting Rod I ...

Clutch Plate, Wear, Damage Inspection
Visually inspect the friction and steel plates for signs of seizure, overheating (discoloration), or uneven wear. Measure the thickness of each friction plate [A] at several points. If any plates show signs of damage, or if they have worn past the service limit, replace them with new on ...