If the surface is corroded or if the blades are damaged, replace the impeller

Water Pump Impeller Disassembly/Assembly
Water Pump Housing DisassemblyECU Communication Error (Service Code 39)
ECU Communication Line Inspection
When the data is not sent from the ECU to the meter unit
for more than about 10 seconds, the service code 39 is
displayed.
The data is sent through the CAN communication line.
The service code 39 is detected with the meter unit.
When the user mode, this commun ...
Brake Light Switch Operation Inspection
Turn the ignition switch to ON.
The brake light (LED) [A] should go on when the brake
lever is applied or after the brake pedal is depressed
about 10 mm (0.39 in.).
If it does not, adjust the brake light switch.
Remove the front footpeg bracket (see Brake Pedal Removal
in the B ...
Rider’s Seat Installation
Insert the tabs on the front of the
rider’s seat into the slots in the frame
and secure the seat with mounting
bolts.
Install the seat cover and bolts.
A. Rider’s Seat
B. Tabs
C. Slots
D. Stays ...