in your garage to make future searches easy.

Condition Value
expand_moreCooling fan is switched off at temperature
First stage 183.2195.8°F
Second stage 195.8208.4°F
expand_moreCooling fan is switched on at temperature
First stage 197.6206.6°F
Second stage 210.2221°F
expand_moreRadiator cap opening pressure (Cooling system maximum pressure)
All Audi gasoline V6 2.4 L AGA engines 1.21.5 bar
All Audi gasoline V6 2.4 L AJG engines 1.21.5 bar
All Audi gasoline V6 2.4 L ALF engines 1.21.5 bar
All Audi gasoline V6 2.4 L AML engines 1.21.5 bar
All Audi gasoline V6 2.4 L APS engines 1.21.5 bar
All Audi gasoline V6 2.4 L APZ engines 1.21.5 bar
All Audi gasoline V6 2.4 L ARJ engines 1.21.5 bar
All Audi gasoline V8 4.2 L ARS engines 1.21.5 bar
All Audi gasoline straight-8 4.2 L ASG engines 1.21.5 bar
All Audi gasoline V8 4.2 L AWN engines 1.21.5 bar
All Audi gasoline V6 2.4 L BDV engines 1.21.5 bar
All other modifications 1.41.6 bar
expand_moreThermostat opens at temperature
All Audi gasoline V6 2.7 L AJK engines 186.8°F
All Audi gasoline V6 2.7 L ARE engines 186.8°F
All Audi gasoline V6 2.7 L AZA engines 186.8°F
All Audi gasoline V6 2.7 L BES engines 186.8°F
All other modifications 188.6215.6°F

Overheating is really dangerous for Audi A6 Avant Quattro engines. Regularly check coolant level in the overflow reservoir. If the coolant level drops below minimum level inspect the cooling system for any signs of leakages and replace worn or damaged hoses. Use correct thermostat for your car.

Please be noted that all capacities listed here are approximate. Check fluid levels when adding or refilling as recommended in your 2003 Audi A6 Avant Quattro user's manual. Keep in mind that all information here is provided “as is” without any warranty of any kind.

Before doing any DIY service please check your insurance policy and Audi warranty policy for your region. In some regions DIY service may invalidate your warranty.

Conquer your fears and never give up!

DIY car service is not as difficult as it looks like and it might save you thousands of dollars per year. It might be even fun and a good thing to do with your kids on a weekend to teach them how basic machinery works. It's really hard to screw something up and damage your car permanently if you use right tools, follow Audi A6 Avant Quattro service manual and use right parts and fluids in prescribed amounts. Even modern cars stuffed with electronics can be serviced in your garage or even in your driveway. Changing engine oil, brake fluid, ATF, replacing brake pads, and etc. It's all may be done by yourself in a mater of a couple of hours.

Doing basic service for your 2003 Audi A6 Avant Quattro you're not only saving money, but also also improving your technical skills and learning something new.

Audi A6 Avant Quattro C5 facelift model years

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