Coolant Thermostat Housing: Installing

WARNING: This page is about a different car, the 2016 Volkswagen Beetle, 2015 Volkswagen Beetle, and 2014 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.

Install in reverse order of removal. Note the following:

Replace the seals and O-rings.

-- Coat the O-rings -4- with coolant.

Fig 1: Accessory Assembly Bracket, Coolant Pump Housing, Connection And O-Rings

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Make sure both centering pins are installed in the cylinder block.

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

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

-- Tighten the thermostat housing bolts, refer to Figure.

-- Install the coolant pump, refer to Installing .

-- After installing a new coolant pump -2-, remove the cap -1- from the drive wheel.

Fig 2: Identifying Coolant Pump

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Install the toothed belt on the coolant pump, refer to Installing .

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

-- Fill the coolant, refer to Filling .