Kawasaki Ninja Service Manual: Fuel Pump Relay Inspection

Kawasaki Ninja Service Manual / Self-Diagnosis System / Fuel Pump Relay (Service Code 46) / Fuel Pump Relay Inspection

If the fuel pump relay is normal, check the wiring to the fuel pump relay (see Fuel Pump Relay Circuit).

Special Tool - Hand Tester: 57001-1394

If the wiring is good, check the ECU for its ground and power supply (see ECU Power Supply Inspection in the Fuel System (DFI) chapter).

If the ground and power supply are good, replace the ECU (see ECU Removal/Installation in the Fuel System (DFI) chapter).

Fuel Pump Relay Circuit

Fuel Pump Relay Circuit


1. ECU

2. Engine Stop Switch

3. Ignition Switch

4. Joint Connector F

5. Fuse Box 1

6. Ignition Fuse 15 A

7. Relay Box

8. Fuel Pump Relay

9. Fuel Pump

10. Frame Ground 1

11. Frame Ground 3

12. Starter Relay

13. ECU Fuse 15 A

14. Main Fuse 30 A

15. Battery

16. Engine Ground

Stick Coil #1: Service Code 51

Stick Coil #2: Service Code 52

Stick Coil #3: Service Code 53

Stick Coil #4: Service Code 54

Fuel Pump Relay Removal/Installation
The fuel pump relay is built in the relay box [A]. Refer to the Relay Box Removal in the Electrical System chapter. ...

Stick Coils #1, #2, #3, #4: (Service Code 51, 52, 53, 54)
...

Other materials:

Oil and/or Oil Filter Change
To change the engine oil and replace oil filter, the engine oil drain bolt and oil filter must be removed. The oil change and oil filter replacement should be done by an authorized Kawasaki dealer. A. Engine Oil Drain Bolt A. Oil Filter WARNINGEngine oil is a toxic s ...

Headlight Beam
NOTE Do not turn the bolts because the reflector in the headlight comes off. A. Bolts The left and right adjusters on the headlight can move the direction of the headlight beam to up, down, left and right by turning each adjuster itself as the below table. A. Left Adjuster ...

Cam Wear Inspection
Remove the camshafts (see Camshaft Removal). Measure the height [A] of each cam with a micrometer. If the cams are worn down past the service limit, replace the camshaft. Cam Height Standard: Exhaust 35.043 35.157 mm (1.3796 1.3841 in.) Intake 38.243 38.357 mm (1.5056 1.5101 in. ...