Usually whenever i buy something I'll RTFM (Read The F****g Manual) but in this case I bought my unreg E46... no manuallah... So I just wanna ask anyone can tell wut is this indicated by the circle and arrow. 1st pic is the aircond and 2nd pic is the tachometer... And wut iz the normal settings for ur aircond?? temp?? auto?? manual?? can anyone help....