The thermostat was just changed in a 2000 VW Beetle 2.0 lt engine and the shop guy said that the water pump was fine but the thermostat light started flash red again what eles could it be?
It really sounds like the water pump has gone mate.... I have a 200 w 2ltr beelte and the same happened. they changed the termostat and within mins of driving 3 beeps and red light I changed the pump and all is ok, its because they have plastic propellers in them and they crack and stop water being pumped. I paid £90 fitted and all is good. Well I sat that but I still cannot clear the engine check light despite trips to the VW Garage! but that is another story!!
When 1990 Honda is running cooling fan does not come on but comes on when shut off thermostat and temperature switch changed?
When you start the engine, the thermostat is closed. After the coolant warms up the thermostat begins to open up allowing coolant to flow thru the raditor. When first started the temp will go a little past what the thermostat is set to open at. After the water begins to flow thru the radiator, the temp will fall to whatever the thermostat is set at. The thermostat holds the coolant in the engine until it…