reads

Hi All my trip computer read dEF all the time, any ideas what it means and how i can get rid of it? cheers john

i'm in need of some help plz guys, i have a 2005 ibiza cupra. engine light is on and reads fault code p0116 - engine coolant tempature sensor (circuit/range) so i changed the temp sensor, reset the light and it came on a few hours later. i've just bought the car and garage is waiting...