This article applies to the audi a6 a4 a3 and q5 q7 2004 2010.
Audi a4 b6 heater core leak.
Hoses carry the coolant from the engine and heater core to the radiator.
B6 a4 operating temperature but heater core flow cold duration.
Bad heater core causes.
Remove the heater hoses and run water through it.
The radiator and heater hoses.
Cleaning heater core and bleeding 98 audi a4 b5 aeb 1 8t quattro.
Or even in the hot summer where it seems like your vents have small volcanoes in them.
Good luck determining whether or not your a4 s heater core is bad.
Nick at pelican.
A leaking heater core is going to be caused by a crack that leaks coolant out or it s going to be clogged.
The audi a4 uses an inline four cylinder turbocharged engine as a power plant.
If your car is running too hot and there is the proper amount of coolant in the car and it is not leaking or your car is taking a long time to warm up there is a very good chance your thermostat is bad and needs to be replaced.
Hey an anybody help i have an audi a4 iã â â m not getting coolant to my heater core engine runs fine no heat replaced thermostat already and bled the system of air.
However if it deteriorates the cooling system will lose its pressure which can cause a leak.
It should be sealed to maintain pressure for the cooling system.
Check if the heater core is plugged.
When it is clogged it doesn t have a leak but it also won t pass coolant and provide heat to the cabin.
Followup from the pelican staff.
Heater core information coolant leak bypass.
The engine and turbo can develop good horsepower especially with some aftermarket accessories or tuning.
One of the drawbacks to horsepower and having the engine located in a smaller car is heat.
Audi a4 bad heater core.
Audi a4 1 8t b6 2002 2008 technical articles audi a4 thermostat replacement pelican technical article.