The Unofficial BMW M5 Messageboard (m5board.com) - View Single Post

Gus · 28th August 2008, 13:27

My M5 idles in traffic at up to 900 rpm. Apparently the "official" reason for this is to keep the cats at optimal operating temp. Sounds weird to me..

28th August 2008, 13:27	#1 (permalink)
Gus Member, P500 Sport, DSC On (>700) Join Date: Jun 2000 Location: UK, London Posts: 798 Thanks: 0 Thanked 4 Times in 4 Posts	High idle rpm? My M5 idles in traffic at up to 900 rpm. Apparently the "official" reason for this is to keep the cats at optimal operating temp. Sounds weird to me..