There is no temp 2 sensor on a 1.9, only the ECU sensor and the gauge sensor, both on the T-stat housing. Did you replace the one with a plug connector?  I have a good valve (and temp sensor) you can have for postage if you need them. 

Stuart

-----Original Message-----
From: Vanagon Mailing List [mailto:vanagon@gerry.vanagon.com] On Behalf Of Steven Shelton
Sent: Thursday, September 07, 2017 4:06 PM
To: vanagon@GERRY.VANAGON.COM
Subject: Re: Cold Idle Problem

I replaced it a little over 3 years ago.