There are 3 kinds of thermo-sensor for motorcycle.

Engine therm-sensor: Recording the engine temperature and convert it into signals, to provide the data for ECU, so that ECU can ignite accurately and control the fuel injection unit to complete related works.

Cylinder arm thermo-sensor: Checking the water temperature of cylinder cover, to reflect the real temperature of engine, so that to protect the gasket of cylinder from burnout.

Air charge thermo-sensor: The role is to provide the engine charging air temperature information, and output the signals to electronic control unit.