Transmission Coolant Valve -N488-, REMOVING AND INSTALLING: Removing

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2017 Audi S3, 2017 Audi RS 3, 2016 Audi S3, 2016 Audi A3, and 2015 Audi S3. However, it is still accessible from the selected car via links, so may be relevant.

-- Remove the noise insulation. Refer to NOISE INSULATION .

-- Remove the air filter housing. Refer to AIR FILTER HOUSING, REMOVING AND INSTALLING .

Version 1:

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-- Loosen the hose clamp -1-, remove the air duct hose from the charge air cooler.

-- Variation: free up the secondary air injection hose -3- or the coolant hose.

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-- Free up the wiring harness -1 and 2- from the air duct pipe.

-- Loosen the screw-type clamp -4-.

-- Remove the bolts -arrows- and remove the air duct pipe.

Version with Secondary Air System:

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-- Disconnect the connector -1-.

-- Press the release buttons on both sides and remove the secondary air injection hose -2-.

Continuation for All Vehicles:

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-- Disconnect the connector -1-.

-- Clamp the coolant hoses on Transmission Coolant Valve -N488- with :3094 .

NOTE:

Place a cloth underneath to catch any leaking coolant.

-- Loosen the clamps -2- and remove the coolant hoses.

-- Remove the nuts -arrows- and then remove the Transmission Coolant Valve -N488-.

Version 2:

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-- Unclip the coolant hose -1- from the charge air pipe and push upward -arrow-.

-- Disconnect the connector -2- and clamp off the coolant hoses using :3094 .

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NOTE:

Place a cloth underneath to catch any escaping coolant.

-- Loosen the hose clamps and remove the coolant hoses.

-- Remove the nuts -arrows- and then remove the Transmission Coolant Valve -N488-.