Coolant, Draining And Filling: Draining

WARNING: This page is about a different car, the 2015 Audi A7 Quattro and 2014 Audi A7 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

WARNING:

There is a risk of injury if the radiator fan turns on by itself.

The coolant fan can come on even when the ignition is turned off, for example, caused by the heat still in the engine compartment.

Fig 1: Identifying Coolant Reservoir Cap

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WARNING:

Risk of scalding due to hot steam and hot coolant.

The coolant system is under pressure when the engine is warm.
Cover the coolant reservoir cap with a cloth and then open it slowly to release the pressure.

-- Remove the cap -arrow- from the coolant reservoir.

-- Remove the noise insulations, refer to NOISE INSULATION, REMOVING AND INSTALLING .

-- Place the Shop Crane - Drip Tray VAS 6208 under engine.

Fig 2: Identifying Drain Plug

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-- Remove the drain plug -1- and drain the coolant.

-- Lift the clip -2- and disconnect the coolant hose from the radiator.

-- Loosen the clamp -arrow-, remove the coolant hose from the left front coolant pipe and let the coolant drain out.

Fig 3: Coolant Hose From The Left Front Coolant Pipe

Courtesy of AUDI OF AMERICA, LLC

-- Remove the right coolant hose from behind, lift the clamp -arrow-, and drain the coolant.

Fig 4: Right Coolant Hose From Behind

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