Coolant Thermostat Housing, Removing And Installing: Installing

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.

Install in reverse order of removal and note the following:

Replace the seals and O-rings.

-- Coat the O-rings -4- with coolant. Refer to Parts information for the coolant.

Courtesy of AUDI OF AMERICA, LLC

-- Make sure that both centering pins are installed in the cylinder block if necessary insert.

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

-- Push the coolant thermostat housing -3- onto the connection piece and onto the centering pins in the cylinder block.

-- Tighten the coolant thermostat housing bolts. Refer to THERMOSTAT - TIGHTENING SPECIFICATION AND TIGHTENING SEQUENCE .

-- Install the coolant pump. Refer to COOLANT PUMP/COOLANT THERMOSTAT .

-- Install the Throttle Valve Control Module -J338-. Refer to INTAKE MANIFOLD, REMOVING AND INSTALLING .

-- Secure the After-Run Coolant Pump -V51- again.

-- Connect the coolant hoses with the connector coupling. Refer to CONNECT THE COOLANT HOSE TO THE CONNECTOR COUPLING .

NOTE:

Used coolant cannot be used again.

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

-- Install the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .