Remove the outer Audi coolant hose that connects to the oil cooler. Poor quality coolant contaminates the system and eats away at metal, rubber, and plastic components. Doesn't eat away at plastic and rubber components of the cooling system. There will always be corners where there is lingering coolant but as long as the coolant is not contaminated, don't worry about a little old coolant. Flushing The Audi Cooling System It is imperative that the Audi cooling system be thoroughly flushed of all accumulated silt and sediment buildup. You can not be lazy when it comes to coolant flushing and water pump replacement! To remove hoses, don't yank on the hose or pry with a screwdriver. Remove the passenger side lower radiator hose.
Could this just be a flavor change? During this stage, the engine should not be running! If you only have minor coolant contamination don't worry about driving the car because what's done is already done and nothing will immediately blow up. Please refer to the factory manual for detailed instructions. If it's really bad, accept that you'll have to do a flush again when you have time or take it to a professional. Daimler-Chrysler, Toyota, and Ford want a small amount of silicates in the coolant. Same day shipping does not apply if your order is placed over the weekend or on a major U.
Fill the Audi cooling system with distilled water. All of this eventually causes serious engine problems i. If your coolant concentration is weak, change it. Make sure to get a little extra to account for any spills. Always wear gloves and safety goggles when handling Audi fluids. Ravenol's coolant also provides maximum frost protection in extreme cold climates i.
We recommend having an A. Undiluted boiling point of 175° C. Wearing safety goggles, carefully force the air out so that any Audi coolant that's still trapped in the cooling system is released. To drain the heater core you'll need to remove the hose on the coolant flange or transfer pipe located on the back side of the engine. Its the wave of the future! Never fill or top off with full concentrate G13 or G12 Audi coolant. If you're in a rush you can remove the hose closer to you, the upper radiator hose, and fill the radiator with a funnel until it's almost full, then use the smaller hose to get more air out. Start the car and air bleed the cooling system as outlined in the factory manual.
To drain the Audi coolant from the radiator, remove the lower passenger side radiator hose. One on the drivers side and one on the passenger side of the oil pan. This molecular film formulation guarantees great heat transition. Pictured below is contaminated coolant. Wear waterproof gloves, and take all precautions to avoid skin or eye contact.
Because that would take longer and the water pump would be starting on a dry system. Run the car until the cooling fan comes on. Exceptional Cooling Performance Ravenol Audi coolant outperforms other leading domestic and German brands of coolant. If you can't find a dump, can search for a local waste disposal. Get a gallon of the dealer stuff as mentioned and install it after you are comfortable that the old stuff is out. Be careful, the tank nipple likes to crack and break off. Another possibility is that someone mixed incompatible coolants together.
Your cooling system should be free of any and all contaminants! Do not use dishwashing soap or regular simple green cleaner because these will foam or corrode aluminum. Tap water varies in pH, mineral, and chemical content and depending on these factors can adversely affect your new coolant and the cooling system. There are 3 main types of coolant available: G12, G12+, and G12++. This amount is subject to change until you make payment. Remove the hose at the coolant reservoir and flush at the hose there. Limited Lifetime Warranty We stand behind the parts we sell. If your coolant is brown, a few things are possible.
Engine coolant is the same as engine antifreeze. Leaving the heater on hot won't get the coolant out of the heater core since it's always running through. If you need to thoroughly flush the system, see the section below. It has been noted that due to time constraints, inconvenience, and profit, many individuals, mechanics, and repair shops do not take the extra time needed to thoroughly flush the entire cooling system. Reinstall the coolant tank hose s. Run the car until the cooling fan comes on. It will turn brown and sludge.