Engine Coolant Circuit, Bleeding: Bleeding

-- Connect the :VAG1274/10  to the :VAG1274/8  .

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-- Fill with coolant until the cooling system tester tube is full. If necessary, refill during the bleeding procedure. Refer to COOLANT, DRAINING AND FILLING [For engine(s) CTGE, CEUC] or COOLANT, DRAINING AND FILLING [For engine(s) CPNB] or COOLANT, DRAINING AND FILLING [For engine(s) CREC, CREH] or COOLANT, DRAINING AND FILLING [For transmission(s) 0B5, 0CK] [For engine(s) CYNB] .

-- Start the engine and let it run until the operating temperature is reached.

-- Set the maximum heating output for the driver- and passenger side on the Climatronic Control Module -J255- control head (for example, temperature preset on "HI").

-- Set the fresh air blower speed to approximately 30% of the maximum output.

• The fresh air blower operates at a speed in the lower output range.

-- If the vehicle has a parking heater, switch it on for about 30 seconds.

-- Allow the engine to run for two minutes at 2000/RPM.

-- Turn off engine and allow it to cool off.

-- Check the coolant level.

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• The coolant level must be at the MAX mark when the engine is cold.
• The coolant level may be above the MAX mark if the engine is warm.