Hi there only my second post so I'll make it a quick one. Found this http://www.orrp.com/smf/index.php?topic=4722.0 topic on another forum. I have sucessfuly tweeked my 200tdi with the only adjustment being a 20deg CW turn of the diagphram. Passed the MOT the other day aswell so good luck and...

Hi all This is my first post and all I can say is THANK YOU :D My 51 plate TD4 is now totally transformed due to this thread. Changed the solonoid above P/N STC4198 (not as quoted above) £30 +VAT from Hunters Norwich. Solonoid is located next to the turbo and reachable without a jack or stands...