hey guys i have a y8 running on a p72 out of gsr. I am getting code 6 obd1 that is coolent temp sensor i have changed the sensor at the thermistate and the one at front of motor. I still have same code and with this being on i can not hit vtec motor will not lut me. how can i fix this problem what else could it be the conections are all right dont seem to be any loose wires i am at a loss