Electrical equipment and instruments of motorcycle Kawasaki VN900 Vulcan (2006-2024)

Electrical system exploded view
No. Fastener Torque Remarks N·m kgf·m ft·lb 1 Alternator Outer Cover Bolts 9.8 1.0 87 in·lb 2 Alternator Cover Bolts 9.8 1.0 87 in·lb 3 Timing Inspection Plate Bolts 9.8 1.0 87 in·lb 4 Alternator Lead Holder Plate Bolts 5.9 0.60 52 in·lb 5 Sator...

Electrical parts location
Left Handlebar Switches [A] Starter Lockout Switch [B] Headlight [C] Front Brake Light Switch [D] Right Handlebar Switches [E] Meter Unit [F] Spark Plug [A] (Front) Fuel Pump [B] Ignition Coil [C] (Front) Ignition Coil [D] (Rear) Spark Plug [E]...

Electrical system specifications
Item Standard Service Limit Battery Type Sealed Battery — Model Name YTX12-BS — Capacity 12 V 10 Ah — Voltage 12.8 V or more — Charging System Type Three-phase AC — Charging Voltage (Regulator/Rectifier Output Voltage) 14.2 - 15.2 V — Alternator...

Electrical system special tools and sealant
Rotor Puller, M16/M18/M20/M22×1.5: 57001-1216 Peak Voltage Adapter: 57001-1415 Jack: 57001-1238 Needle Adapter Set: 57001-1457 Spark Plug Wrench, Hex 16: 57001-1262 Grip: 57001-1591 Hand Tester: 57001-1394 Rotor Holder: 57001-1674 Flywheel Puller...

Electrical system precautions
Precautions There are a number of important precautions that are musts when servicing electrical systems. Learn and observe all the rules below. Do not reverse the battery cable connections. This will burn out the diodes on the electrical parts....

Electrical wiring inspection
Wiring inspection VIsually inspect the wiring for signs of burning, fraying, etc. ★ If any wiring is poor, replace the damaged wiring. Pull each connector [A] apart and inspect it for corrosion, dirt, and damage. ★ If the connector is corroded or...

Fan motor inspection
Remove the fuel tank (see Fuel tank removal in the Fuel System (DFI) chapter). Disconnect the 2-pin connector [A] in the fan motor leads. Using two auxiliary wires, supply battery [B] power to the fan motor. ★ If the fan does not rotate, the fan...

Meter unit — removal and installation
Meter unit removal Remove the bolt [A], and lift up the tail of the cover [B]. Push the cover forward a little, and remove the meter cover. Remove the meter unit [A]. Pull out the meter unit end from the pin [B] on the fuel tank, and then pull out...

Meter unit — disassembly and assembly
Meter unit disassembly Remove the meter unit (see Meter unit removal ). Remove: Rear Rubber Damper [A] Screws [B] Remove the upper meter cover [C]. Remove the screw [A] on the lower cover to free the speedometer. Remove the screw [A] on the...

Meter unit inspection
Mode selection and reset button checks When the ignition switch is turned ON, all the LCD segments (the letters and numbers of the liquid crystal display) [A] appear for 3 seconds on the meter. If they do not appear, check the LCD segments. Check...

Air switching valve
Air switching valve operation test Refer to the Air suction system damage inspection in the Periodic Maintenance chapter. Air switching valve unit test Remove the air switching valve (see Air switching valve removal in the Engine Top End chapter)....

Fuel level sensor inspection
Remove: Fuel Tank (see Fuel tank removal in the Fuel System (DFI) chapter) Open the clamps on the fuel tank. Remove: Bolts [A] Fuel Level Sensor [B] Check that the float moves up and down smoothly without binding. It should go down under its own...

Fuel reserve switch inspection
Fill the fuel tank with fuel. Close the fuel tank cap surely. Remove: Ignition Coil Cover (see Ignition coil removal ) Fuel Pump Lead Connector [A] Connect the test light [B] (12 V 3.4 W bulb in a socket with leads) and the 12 V battery [C] to the...

Speed sensor — removal and installation
Speed sensor removal Remove: Left Side Cover (see Left side cover removal in the Frame chapter) Reserve Tank (see Reserve tank removal in the Cooling System chapter) Neutral Switch Connector Bolt [A] Speed Sensor [B] with the connector [C] connected...

Speed sensor inspection
Remove: Speed Sensor (see Speed sensor removal ) Connect the speed sensor connector [A] with a battery [B], 10 kΩ resistor [C] and hand tester [D] as shown. Set the tester to the DC 25 V range. Special Tool - Hand Tester: 57001-1394 Trace [A] the...

Oxygen sensor — removal and installation
Oxygen sensor removal (Europe models) Remove: Right Side Cover (see Right side cover removal in the Frame chapter) Disconnect the oxygen sensor lead connectors [A]. Remove: Exhaust Pipe Cover [A] (see Muffler removal in the Engine Top End chapter)...

Brake light switch
Front brake light switch inspection Refer to the Front brake light switch inspection in the Periodic Maintenance chapter. Rear brake light switch check/adjustment Refer to the Rear brake light switch check/adjustment in the Periodic Maintenance...

Water temperature sensor — removal and installation
Water temperature sensor removal Caution! The water temperature sensor should never be allowed to fall on a hard surface. Such a shock to the part can damage it. Remove: Fuel Tank (see Fuel tank removal in the Fuel System (DFI) chapter) Radiator Cap...

Water temperature sensor inspection
Remove the water temperature sensor (see Water temperature sensor Removal). Suspend the sensor [A] in a container of machine oil so that the heat-sensitive portion and threaded portion are submerged. Suspend an accurate thermometer [B] with...

Switch inspection
Using the hand tester, check to see that only the connections shown in the table have continuity (about zero ohms). For the handlebar switches and the ignition switch, refer to the tables in the Wiring Diagram. ★ If the switch has an open or short,...

Relay box — removal and installation
The relay box [A] has relays and diodes. The relays and diodes can not be removed. Relay box removal Remove: Right Side Cover (see Right side cover removal in the Frame chapter) Take out the relay box [A] and disconnect the connectors [B]. Relay...

Fuse — removal and installation
30 A main fuse removal Remove: Right Side Cover (see Right side cover removal in the Frame chapter) Connector [A] Pull out the main fuse [B] from the starter relay with needle nose pliers. Fuse box fuse removal Remove the right side cover (see Right...