2002 Volkswagen Jetta TDI "hot water heater upper sensor" Questions

...hot the fans should be running if they are not that means that either the relay is bad the thermo sensor is bad or the fan unit is shot... please rate the solution..........thanks sounds like your ...

...through the heater core...If hot water isn't passing through the core and the valve is opening than the core itself is blocked...send a comment...Guru...Saailer MOTORCRAFT Part # ...

...hot. Need to check the valve that opens and closes the heater hoses and allows the water to travel to/thru the heater core. 1992 Chevrolet Beretta 2.2L SFI OHV 4cyl The Temperature Switch is ...

...water, use only AF50% coolant only. the cap heater core tubes/hose must be both hot, 180f and up both or the core is clogged. I use my hands to feel them and hand flies off good. or for tender hands, ...

...hot water to the front heater coil both hoses stay cold removed heat sensor trying to bleed system does the engine's cooling system thermostat open and close? (does upper and lower RAD hose feel warm ...

...hot mark on the gauge Infrared thermometer shows 165 to 174 degrees on various points of the cooling system upper radiator hose lower radiator hose heater hoses next to the firewall water pump Temp ...

...water or coolant in the reservoir or the radiator, there is nothing to get hot. And therefore you will have no hot air blowing into the cabin. you can also check out this forum, as it has lots of ...

water temp guage spikes up way to hot. Not sure why. The heater core had air in it and so did the upper hose. I think when they add coolant to our MINI's the system they use pumps air in. They need to

...hot water to the inside. I think you may need to back-flush your radiator. Take upper and lower hoses off the engine. Stick a garden hose in the lower and seal it best you can. Hold the upper hose ...

...water hoses pressurise when radiator cap is screwed closed . isthere an air lock in engine that produces problems when coolant is replaced bleed any air out by loosening off the highest hose ( heater ...