The only sensor not used when cold is the O2 sensor. The temp 2 sensor is an extremely critical part of the start up- warm up mixture control. Dennis
-----Original Message----- From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of Roger Sisler Sent: Saturday, May 07, 2005 4:17 PM To: vanagon@GERRY.VANAGON.COM Subject: Re: westy cold = rich Hi, I know that this post is a week old,but I'll give you two more cents.When yu are rich when cold, your van computer is disconnected from all the sensors-water temp- afc-oxygen sensor ect.There for, I would look for something mechanical like ignition timing vaccum leaks,tune up parts ect.When the van warms up, the temp 2 switch rehooks up the computer and the commputer may compensate a little for some bad part.I bet yu are still getting bad gas mileage.good luck,Roger |
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