Steering Wheel and Mirror Heaters

I have another problem with my 1998 Audi A6. The steering wheel and mirrors do not heat. The fuses are good and their is current going
through the fuses. Sound to me like stuck relays.
Where are the relays?
Add pictures here
<% if( /^image/.test(type) ){ %>
<% } %>
Add image file
Upload is a website by car enthusiasts for car enthusiasts. It is not affiliated with any of the car or spare part manufacturers or car dealers discussed here. All logos and trade names are the property of their respective owners.