Kawasaki Ninja Service Manual: Vehicle-down Sensor Input Voltage Inspection

Kawasaki Ninja Service Manual / Self-Diagnosis System / Vehicle-down Sensor (Service Code 31) / Vehicle-down Sensor Input Voltage Inspection

NOTE

Be sure the battery is fully charged.

Turn the ignition switch to OFF.
Disconnect the vehicle-down sensor connector and connect the measuring adapter [A] between these connectors as shown in the figure.

Main Harness [B] Vehicle-down Sensor [C]

Special Tool - Measuring Adapter: 57001-1700

Connect a digital meter [D] to the measuring adapter leads.

Vehicle-down Sensor Input Voltage Inspection

Vehicle-down Sensor Input Voltage Connections to Adapter: Digital Meter (+) → R (sensor BL) lead Digital Meter (–) → BK (sensor BR/BK) lead

Vehicle-down Sensor Input Voltage Inspection

Measure the input voltage with the engine stopped and with the connector joined.
Turn the ignition switch to ON.

Input Voltage Standard: DC 4.75 5.25 V

Turn the ignition switch to OFF.

If the reading is within the standard, check the output voltage (see Vehicle-down Sensor Output Voltage Inspection).

If the reading is out of the standard, remove the ECU and check the wiring for continuity between main harness connectors.

Special Tool - Hand Tester: 57001-1394

Disconnect the ECU and sensor connectors.

Wiring Continuity Inspection ECU Connector [A] ←→ Vehicle-down Sensor Connector [B] BL lead (ECU terminal 9) [C] BR/BK lead (ECU terminal 13) [D]

Vehicle-down Sensor Input Voltage Inspection

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).

Vehicle-down Sensor Installation

Be sure to install the rubber dampers [A] and collars [B] on the bracket. The UP mark [A] of the sensor should face upward. WARNINGIncorrect installation of the vehicle-down ...

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] ...

Other materials:

Muffler Body Installation
Replace the muffler body gasket [A] with a new one. Install the muffler body gasket to the premuffler chamber [B] until it is bottomed so that the chamfer side faces premuffler chamber. Install the muffler body clamp [C] as shown in the figure. Insert the projection [D] into the slot [ ...

Wheel Alignment Inspection
Check that the notch [A] on the alignment indicator [B] aligns with the same swingarm mark or position [C] that the other side alignment indicator notch aligns with. If they do not, adjust the chain slack and align the wheel alignment (see Drive Chain Slack Adjustment). NOTE Wheel align ...

Clock
To adjust hours and minutes, do the followings while the motorcycle is at a stop. Turn the ignition switch to “ON”. Display the odometer in the multifunction display. Refer to the “Multifunction Display” item in this section. Push the lower button for more than 2 seconds. Bot ...