I suspect that this is the link:
http://www.ebay.co.uk/itm/Bmw-Z4-E85-E86-Heater-Control-Module-Ashtray/222511006231?_trksid=p2047675.c100005.m1851&_trkparms=aid%3D222007%26algo%3DSIC.MBE%26ao%3D2%26asc%3D43781%26meid%3D3fef9b5a98734d03995083584b016349%26pid%3D100005%26rk%3D5%26rkt%3D6%26sd%3D222509078589