2001 Yamaha Mountain Max Service Manual, Page 233Get this manual

2001 Yamaha Mountain Max Service Manual, Page 233

GRIP WARMER SYSTEM PASSENGER GRIP WARMER DOES NOT OPERATE(VT700) Check the main fuse, "IGNITION" fuse and "TAIL" fuseRefer
assembly Check the main switchRefer to "IGNITION SYSTEM"OK NO CONTINUITY Replace the main switch Check the passenger grip
warmerOK NO CONTINUITY Replace the passenger grip warmer Check the passenger grip warmer switchOK Check the resistorCORRECT
INCORRECT Replace the resistorNO CONTINUITY Replace the passenger grip warmer switch Check the passenger grip warmer relayOK