right ok jon the answer then is no, i have changrd the temp sender but not the temp sensor, i have however read an artical on the net about what happens when a cps fails and they could have been discribing my fezz so hopefully when the new one arrives my son and i will be on a ferry over to the island to buy you and jay a well deserved pint mate, your both a couple of great fellas and a real credit to the site