1990-1998 Arctic Cat Snowmobiles Repair Manual, Page 242Get this manual
232 box shown in Figure 3The 15 amp main fuse is located in the circuit between the battery and the regulatorrectifierThe 10 amp fuse protects the fuel pump relay control circuitThe amp fuse protects the ECU and the control circuitsOn models after 1996, four fuses are located in the fuse box attached to the ECU mounting plateThe amp fuse protects the ECU and control circuitsThe 10 amp fuse protects the fuel pump and fuel injector circuits
CHAPTER SEVEN
A special Arctco EFI Analyzer is available which attaches to the EFI test plug located near the ECUThis special tester is able to test battery voltage, engine rpm, ignition timing, throttle valve angles in degrees, throttle valve angle in volts, intake air temperature in degrees Celsius, coolant temperature in degrees Fahrenheit and barometric pressure as determined by the installed componentsThe special analyzer is able to display existing problems and malfunctions stored in the ECU memory, as well as clear stored trouble codes from the ECU memoryIf this analyzer is available, follow the manufacturer's instructions carefullyThe analyzer is not able to test some items, including fuses, emergency stop relay, fuel pump relay, fuel pressure regulator, fuel pump, switches, connections or the main harness