2002-2006 Yamaha SX Viper 700 Series Snowmobile Service Manual, Page 234Get this manual

2002-2006 Yamaha SX Viper 700 Series Snowmobile Service Manual, Page 234

GRIP WARMER SYSTEM SCH8550 GRIP AND THUMB WARMER COIL 1Disconnect: Grip warmer leads Thumb warmer coupler 2Connect: Pocket
No continuity Replace both grips together or separately andor the handlebar switch SCH8560 VARIABLE RESISTOR (THUMB WARMER)
1Disconnect: Variable resistor coupler 2Connect: Pocket tester (to the variable resistor coupler) SCH8570 3Check: Variable