I think you need a multimeter to measure the voltage at idle across two of the pins in the ECU. What the voltage should be and which two pins is another good question! I'd suggest you get it to Nellys and get him to set it up for you.
I live in northern ireland and its hard to find a good mechanic with ducati knowledge apart from the main dealer, so if anyone out there knows of a good indapendent ducati mechanic in or around N.I i would be greatfull for there help, if not its off to the main dealer for another fleecing ! cheers.
SS............send me a mail, so I have a reply address and I'll try and get you some links/instructions for setting the TPS up correctly. The suggestion to visit the FIM site is a good one. It's on there somewhere and easy to follow. Might be worth using it to check your existing unit before replacement. Not sure your symptons point to the TPS though????
They are now about £140, so you want to be sure!!
Doesn't sound like the fuel filter either.
There is a multiplug connector coming of the crank position sensor. Take this apart and check it is clean and the connections are good. When it bogs down, does the tacho go to zero??