1988 Audi 90 Quattro

[Huw Powell]

> >>Heating unit for the car seats clicks when it has been on for a while.

> Mine too, the clicking sound is from under the dash and I make it go away by
> adjusting the heat level on the seat in either direction until it stops.
> Fixing this involves cleaning or replacing the seat heater relays under the
> dash, I believe.

This is "normal" - it is a thermostatic system and once the seat is up
to the preset temp, the relays will turn the heater on and off
perdiodically.  Although sometimes it seems like they do clatter rather.

-- 
Huw Powell

http://www.humanspeakers.com/audi/

http://www.humanthoughts.org/