I have a 1999 nissan serena excursion have replaced head thermostat rad and water temp sensor the problem I have is that the needle on thegauge goes to the top still on the white where should it be could it be a faulty clock any way to test this clock
any help would be appreciated
thanks

got the engine coolant circulating but temp gauge still goes up pull water temp sensor off fan comes on and temp goes down to half way will change this sensor to see what happens