Audi A4 1.9TD 1998 - Heater not hot, engine not running hot enough #Archived Message
Posted by Jonathan on January 28, 2009, 7:32 pm
Hi, I'm new to this so sorry for any mistakes. I have an Audi where the heater is not hot which seems to be caused by the engine not getting to normal operating temp, running around 60-80. We've replaced the thermostat and water pump and it's still the same. We've also flushed the coolant system.