Engine Temperature Control Actuator -N493-, REMOVING AND INSTALLING: Installing

WARNING: This page is about a different car, the 2022 Audi A6 Quattro and 2021 Audi A6 Quattro. However, it is still accessible from the selected car via links, so may be relevant.

Install in the reverse order of removal while noting the following:

Replace the seals and O-ring after removal.
Used coolant cannot be used again.

-- Coat the new O-rings -4- with coolant. Refer to the Parts Information.

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-- Make sure both alignment pins are installed in the cylinder block (install if necessary).

-- Install the connection piece -2- into the engine oil cooler -1-.

-- Push the Engine Temperature Control Actuator -N493- -3- onto the connecting piece and centering pins in the cylinder block.

-- Tighten the bolts for the Engine Temperature Control Actuator -N493-. Refer to Figure.

-- Install the coolant pump. Refer to COOLANT PUMP, REMOVING AND INSTALLING .

-- Install the Throttle Valve Control Module -GX3-. Refer to Throttle Valve Control Module -GX3-, REMOVING AND INSTALLING .

-- Connect the coolant hose to the connector coupling. Refer to Figure.

-- Fill with coolant. Refer to COOLANT, FILLING .