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

WARNING: This page is about a different car, the 2022 Audi SQ5, 2022 Audi Q5 e, 2022 Audi Q5, and 2021 Audi Q5. However, it is still accessible from the selected car via links, so may be relevant.

-- Drain the coolant. Refer to DRAIN THE COOLANT .

Audi A4/A5:

Fig 1: Coolant Expansion Tank.

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-- Lift the clamps -arrows-, remove and free up the coolant hoses.

-- Disconnect the connector -1-.

-- Remove the bolt -2- and remove the coolant expansion tank -3-.

Continuation for All Vehicles:

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

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

-- Lift the clamps -1, 2 and 3- and remove the coolant hoses.

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-- Disconnect the connector -arrow- for the Engine Temperature Control Actuator -N493-.

Fig 2: Engine Temperature Control Actuator -N493- - Tightening Specification and Sequence

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-- Remove the bolts -1 to 5-.

-- Take the Engine Temperature Control Actuator -N493- off the alignment pins and remove it from the engine oil cooler.