2003 Polaris Freedom, Virage and Genesis PWC Service Manual, Page 234Get this manual
Electrical Systems MFI Troubleshooting
If the MFI is not working check the following items:Battery connections for corrosion;Fuse inside electrical box;Pins in MFDMFI connector for corrosion or loose fit;Power and ground at the connector to the MFDMFI;Component inputs are functioning properlyFollowing are some of the common symptoms of malfunctioning MFDMFI and possible causes: