Heated Windscreen Relay

What is a Heated Windscreen Relay?

The Heated Windscreen Relay is part of the car electrics system. We have 1 associated problem symptoms connected to it.

What problems can be caused by this part?

Heated windscreen not working correctly

The heated windscreen doesn't heat up and clear the mist / ice as it's supposed to, it doesn't seem to make any difference to the screen when it's turned on.