right.put my new coolant temperature sensor on 2day on went to a local garage for a gas test,using the screw on the ecu i could only bring the co down to around 5 then it starts to climb back up .spoke to neil at carwise,he told me to be careful with the adjustment screw as it can adjust the fuelling as well.gunna have to take it to carwise i think and see if they can sort it out.i really fuckin hate my saff sometimes! thanks 4 ur help though tabetha,much apprecaited