COOLANT, FILLING USING Cooling System Charge Kit:VAS 531 011 [DMTA, DPAA, DPUA, DPVA, DMTC, DRYA, DUVA]: Procedure
WARNING: This page is about a different car, the 2025 Audi A4 allroad and 2025 Audi A4 Quattro. However, it is still accessible from the selected car via links, so may be relevant.
-- Fill the "new" container from the Cooling System Charge Kit :VAS 531 011 with at least 10 liters of coolant in the correct mixture ratio.
-- Make sure that all coolant hoses are connected.
-- Connect the Cooling System Charge Kit :VAS 531 011 refer to the operating instructions.
-- Select "vehicle maintenance" in the main menu.
-- Select "pressure test" in the menu and perform the hydraulic pressure test.
- Test length → 10 s
- Maximum Delta P → 100 mbar (1.45 psi)
- Pressure test → 2700 mbar
- Pay attention to the notes on the display.
- After completing the test the result is displayed.
-- Select "vacuum test" in the menu and perform the hydraulic pressure test.
- Vacuum time → 240 s
- Specified pressure → 40 mbar (0.58 psi)
- Test length → 5 s
- Maximum Delta P → 10 mbar (0.15 psi)
- Pay attention to the notes on the display.
- After completing the test the result is displayed.
- If necessary repeat the procedure.
-- Select "system filling" in the menu and perform the filling.
- Capacity → enter 10000 g, corresponds to 10 liters.
- When the filling procedure is complete the display shows the coolant quantity filled.
- When the filling procedure is completed the service system automatically starts the cleaning of the hoses.
- Follow the instructions on the display and do not interrupt the procedure under any circumstances.
Continuation of the filling procedure:
-- Bleed the cooling system. Refer to BLEED COOLING SYSTEM. .