Heated Steering Wheel

WARNING: This page is about a different car, the 2013 Infiniti M56 and 2013 Infiniti M37. However, it is still accessible from the selected car via links, so may be relevant.

The heated steering wheel is activated by the power supply from the heated steering wheel relay.

Furthermore, the heated steering wheel incorporates a heating element and a thermostat to control heated steering wheel temperatures.

Heating element: Heat is generated by the passage of an electric current.
Thermostat: ON/OFF operation of power supply at a certain temperature.