2010 Polaris Sportsman 850 Service Manual, Page 377Get this manual
ELECTRICAL CONTROLLER AREA NETWORK (CAN)
Overview
This vehicle uses Controller Area Network (CAN) to perform some functionsSimilar to computer network, CAN establishes communication network between the ECM and several on-board componentsThe CAN network includes: ECM Instrument Cluster Digital Wrench Diagnostic Plug Electronic Power Steering (EPS models only) NOTE: DO NOT SPLICE OR CUT INTO THE CAN YELLOW OR GREEN WIRE CIRCUITS