2008 Yamaha Rhino YXR70FX Factory Service Manual, Page 280Get this manual
FUEL INJECTION SYSTEM Actuator operation table Actuator operation Set the differential gear lock switch to "4WD" and then to "LOCK"Diagnostic code Nod30 Item Actuation Actuates the ignition coil five times in one-second intervalsThe engine trouble warning light also flashes five timesActuates the injector five times in one-second intervalsActuates the fuel injection system relay five times in one-second intervalsThe engine trouble warning light also flashes five times(The engine trouble warning light is OFF when the relay is ON, and the engine trouble warning light is ON when the relay is OFF)Actuates the radiator fan motor relay and illuminates the engine trouble warning light five cycles (5 seconds per cycle2 seconds ON, seconds OFF)(ON seconds, OFF seconds) Actuates and fully closes the ISC valve, then opens it to the standby opening position when the engine is startedThis operation takes approximately 12 seconds until it is completedIlluminates the engine trouble warning light
Checking method
Ignition coil