fridge pin 13 pin socket

highlander44
highlander44 Forum Participant Posts: 19
edited March 2015 in Towcars & Towing #1

on my new to me tow car i have 13 pin socket when tested at the back of the car carnt find any power to pin 10 the fidge pin i had the engine running fairly fast is this normal , do i have to plug the caravan in to open a relay or something ?