Engine cooling symptom diagnosis

Schematic and routing diagramDTC “c40” (p0505 / p0506 / p0507): isc
valve circuit malfunction
Detected condition and possible cause
Detected condition
Possible cause
C40/P0505
The circuit voltage of motor drive is
unusual.
Isc valve circuit open or shorted to ground.
Air passage clogged.
Isc valve is fixed.
Isc valve prese ...
Modification
Modification of the motorcycle, or
removal of original equipment
may render the vehicle unsafe or
illegal. Obey all applicable equipment
regulations in your area.
The frame of this motorcycle is
made of an aluminum alloy.
Therefore, never make any modifications
such as drilling or weldin ...
General description
Fuel injection system description
Fuel system
The fuel delivery system consists of the fuel tank (1), fuel pump (2), fuel
filter (3), fuel feed hose (4), fuel delivery pipes
(5) including fuel injectors (6) and (7), fuel pressure regulator (8). There is
no fuel return hose. The fuel in the fu ...