Kawasaki Ninja Service Manual: Relay Circuit Inspection

Kawasaki Ninja Service Manual / Electrical System / Relay Box / Relay Circuit Inspection

If the tester does not read as specified, replace the relay box.

Relay Circuit Inspection (with the battery disconnected)


*: The actual reading varies with the hand tester used.

Relay Circuit Inspection (with the battery connected)


(+): Apply positive lead.

(–): Apply negative lead.

Relay Box Removal
Remove the left fuel tank cover (see Fuel Tank Removal in the Fuel System (DFI) chapter). Disconnect the connectors [A]. Pull out the relay box [B] from the rubber protector [C]. NOTE The ...

Diode Circuit Inspection
Remove the relay box (see Relay Box Removal). Check conductivity of the following pairs of terminals (see Relay Box Internal Circuit in this section). Diode Circuit Inspection The resistan ...

Other materials:

Air Cleaner
A clogged air cleaner restricts the engine’s air intake, increasing fuel consumption, reducing engine power, and causing spark plug fouling. This motorcycle’s air cleaner element consists of a wet paper filter, which cannot be cleaned. The air cleaner element must be replaced in acco ...

Radiator Fan System
Fan Motor Inspection Remove the air cleaner housing (see Air Cleaner Housing Removal in the Fuel System (DFI) chapter). Disconnect the connector [A]. Using an auxiliary leads, supply battery power to the fan motor. If the fan does not rotate, the fan motor is defective and must be re ...

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 ...