Removal And Installation: Thermostat
Removing
Hot steam may escape when opening expansion tank. Wear protective goggles and protective clothing to prevent damage to eyes and scalding. Cover the cap with a rag and open very carefully.
Always replace gaskets and seals.
-- Drain the coolant COOLING SYSTEM, DRAINING AND FILLING .
-- Remove the generator [For transmission(s) 0A4, 02E, 09G, 02Q] Removal and Installation .
-- Disconnect the coolant hose from the thermostat housing.
-- Disconnect the connector -6- from the Engine Coolant Temperature (ECT) sensor (on radiator) -G83- -5-.
-- Unscrew the bolts -1- from the thermostat housing -2- and remove the housing -2- with the coolant thermostat -4-.
-- Turn the coolant thermostat -4- 1 /4 turn (90°) to the left and remove it from the housing. -2-.
Installing
Installation is performed in reverse order. When doing this note the following:
-- Coat new O-ring -3- with coolant.
-- Insert coolant thermostat -4- into the thermostat housing -2- and turn to the right 1 /4 turn (90°).
The clip of the thermostat must be positioned at approximately right angle.
-- Set the housing -2- with the coolant thermostat -4- into the cylinder block.
-- Tighten housing bolts -1- to 15 Nm.
-- Connect the connector -6- to the Engine Coolant Temperature (ECT) sensor (on radiator) -G83- -5-.
-- Fill with coolant COOLING SYSTEM, DRAINING AND FILLING .