COOLANT, FILLING USING Cooling System Charge Kit:VAS 531 011 [DMTA, DPAA, DPUA, DPVA, DMTC, DRYA, DUVA]

Special tools and workshop equipment required 

• Cooling System Charge Kit:VAS 531 011 

Requirement

• Coolant drained. Refer to DRAIN THE COOLANT .
• Pay attention to the Owner's Manual for Cooling System Charge Kit:VAS 531 011 

Procedure 

-- 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. .