Answer by Englishangel. Confidence votes 12.5K. This is the sort of question you should ask the person who examines you. Medical professionals use a lot of lingo that the lay person doesn't understand and the doctor or midwife doesn't think twice about it so ask if you don't understand. a long cervix is quite normal.
The fan or fans should run when the coolant temperature in the radiator is above the temperature of the thermostat for your vehicle. Probably around 190 degrees. The answer should be in your operators manual as to what temperature a fan or fans should come on. Sometimes just one fan will operate if the water temperature dictates.
Now go back to the radiator, attach two female connectors to the wires (easy to do) and plug them in to the extra male connectors you put in. Reconnect the battery. (If you left the new switch on the fan should come on as you are connecting the battery...turn it off). Test the switch.Now turn the switch off and let the car heat until the rad fan comes on by itself. If it does you are fine. Turn everything off and affix the wires where convenient with electrical tape so it is out of the way but not stretched.econnect the battery. (If you left the new switch on the fan should come on as you are connecting the battery...turn it off). Test the switch. Now turn the switch off and let the car heat until the rad fan comes on by itself.