recently stripped my rocker cover to cure a leaky gasket which is still leaking grrrrrr. removed all obsticles i.e ecu wiring, water pipe etc etc ... rebuilt it all to find now my 'coolant ' warning light is on dash ...little radiator with a cog/star in it and the fan is constant on sounding like a jet engine!!!! any ideas as to where and what to start with as im starting to loose faith big time 🙁