It's probably something random with the correct thread recycled to plug the hole, after replacing the water pump and realising after throwing the old one away that he needed that bit.... (been there done that with a spark plug, a long time ago!) Martin Tom Tait wrote: >I'm replacing the waterpump on my new automatic, and it has a sensor I'm not used to seeing. There is a second sensor screwed into the front of the waterpump just under the thermostat. Its not the TTS. It has a single terminal on it. ------------------------------------ To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnewsYahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/dmcnews/join (Yahoo! ID required) <*> To change settings via email: mailto:dmcnews-digest@xxxxxxxxxxxxxxx mailto:dmcnews-fullfeatured@xxxxxxxxxxxxxxx <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/