Coolant, Draining And Filling: Notes

WARNING: This page is about a different car, the 2024 Audi SQ7 and 2023 Audi SQ7. However, it is still accessible from the selected car via links, so may be relevant.

Special tools and workshop equipment required

Cooling System Tester - Adapter :V.A.G 1274/8

Fig 1: Identifying Cooling System Tester Adapter
Courtesy of AUDI OF AMERICA, LLC
Cooling System Charge Kit :VAS 6096

Fig 2: Cooling System Charge Kit: VAS6096
Courtesy of AUDI OF AMERICA, LLC
Shop Crane - Drip Tray :VAS 6208

Fig 3: Identifying Drip Tray
Courtesy of AUDI OF AMERICA, LLC
Hose Clip Pliers :VAS 6340

Fig 4: Hose Clip Pliers VAS6340
Courtesy of AUDI OF AMERICA, LLC
Hose Clip Pliers :VAS 6362

Fig 5: Hose Clip Pliers
Courtesy of AUDI OF AMERICA, LLC
Refractometer :T10007A

Fig 6: Refractometer : T10007 A
Courtesy of AUDI OF AMERICA, LLC
Protective Eyewear
Safety Gloves

Drain the Coolant

Fig 7: Coolant Expansion Tank

Courtesy of AUDI OF AMERICA, LLC

CAUTION:

The cooling system is under pressure when the engine is warm. There is a risk of scalding due to hot steam and hot coolant.

Scalding the skin and other parts of the body is possible.

- Wear safety gloves.

- Wear protective eyewear.

- Reduce the pressure by covering the coolant expansion tank cap with a cloth and carefully opening it.

-- Open the coolant expansion tank cap -1- by releasing the catch -arrow-.

-- Remove the noise insulations. Refer to OVERVIEW - NOISE INSULATION .

-- Place the Shop Crane - Drip Tray :VAS 6208 underneath.

Courtesy of AUDI OF AMERICA, LLC

-- Loosen the hose clamp -arrow-, remove the coolant hose -1- from the front coolant pipe 1 -2- and let the coolant drain out.

-- Place the Shop Crane - Drip Tray :VAS 6208 underneath.

Courtesy of AUDI OF AMERICA, LLC

-- Open the hose clamp -arrow-.

-- Remove the coolant hose from the ATF cooler, hold it downward, and allow the coolant to drain (example image).

Secure all hose connections with hose clamps that match the ones used in series production. Refer to the Parts Information.

-- Reconnect the coolant hoses.

Coolant Specification

All information is described under: COOLANT, DRAINING AND FILLING .