Replacement of thermostat (4-cyl)
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Replacement of thermostat (4-cyl)
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1.
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Open the drain plug and drain the coolant. Remove the lid on the expansion tank to speed up the draining.
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2.
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Remove the cover over the throttle body (turbo).
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3.
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Undo the bypass hose and the pressure pipe between the charge air cooler and the throttle body (turbo).
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4.
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Undo the screw which holds the coolant pipe to the coolant pump.
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5.
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Undo the screw which holds the coolant pipe in the engine's front left-hand corner.
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6.
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Remove the hose to the throttle body's pre- heating and remove the screws which hold the coolant pipe to the lid of the thermostat housing.
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7.
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Remove the lid of the thermostat housing and remove the thermostat.
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1.
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Fit the thermostat and the lid of the thermostat housing.
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2.
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Refit the coolant pipe, using a new O-ring, to the coolant pump without tightening the screw.
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3.
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Fit the screw in the corner of the engine and the screws securing the coolant pipe to the lid of the thermostat housing but do not tighten them.
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4.
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When the pipe is fixed at all points you can tighten the screws.
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5.
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Reconnect the hose to the throttle body's pre-heating.
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6.
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Make sure that the radiator drain plug is screwed in tight. Fill with coolant and check the system for leaks.
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7.
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Refit the pressure pipe between the charge air cooler and the throttle body and refit the bypass hose (turbo).
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