Whats wrong?: The engine coolant temperature sensor may be cracked. This could cause the enging coolant temperature warning light to come on inadvertently and in rare cases may cause engine operating ...

A faulty Engine Coolant Temperature (ECT) sensor may lead the turbocharged 2.0L I4 LSY gasoline engine in certain GM vehicles to run hot or even overheat. To be clear, these vehicles are not under an ...

It sounds like you’re dealing with a fuel-air mixture issue when the engine is started from dead cold. If the mixture is too rich – which would be my suspicion – then black smoke is often a ...

When monitoring your cooling system, take the temperature reading at the point where the coolant is hottest; on most American V8s, this is at or near the thermostat housing. The big-block in our C10 ...

My 2007 Audi A5 3.0 TDI Quattro has started running cool. I have owned the car from new and up to last autumn (2013), the temperature gauge used to get up to 90c and stay there, now it registers ...