In message <004301be7e2f$417e1fe0$292567d1@stephenb> "Stephen Bigelow" writes: > Nope....coldstart valve only operates while cranking. True as a generalisation. Some ECUs fire it for extra enrichment at WoT. -- Phil Payne Phone: 0385 302803 Fax: 01536 723021 (The contents of this post will _NOT_ appear in the UK Newsletter.)