Car engine cooling system Audi A4 B6
Cooling system specifications
Warning: Individual characteristics are also given in the text of the Chapter and, if their implementation is mandatory, are highlighted in bold....
Warning: Individual characteristics are also given in the text of the Chapter and, if their implementation is mandatory, are highlighted in bold....
General information about the cooling system
1 — Heater radiator 2 — Lower coolant pipe 3 - Expansion tank 4 - Oil cooler 5 — Inlet manifold 6 - Lower radiator hose 7 - Upper radiator hose 8 — Radiator 9...
1 — Heater radiator 2 — Lower coolant pipe 3 - Expansion tank 4 - Oil cooler 5 — Inlet manifold 6 - Lower radiator hose 7 - Upper radiator hose 8 — Radiator 9...
Antifreeze — a means of protection against freezing
The cooling system is filled with a mixture of water, antifreeze and anti-corrosion agent all year round. This prevents rust and corrosion, salt deposits and,...
The cooling system is filled with a mixture of water, antifreeze and anti-corrosion agent all year round. This prevents rust and corrosion, salt deposits and,...
Replacing the coolant
The coolant must only be replaced if the engine cooling system has been repaired and the coolant has been drained. The coolant is not intended to be replaced...
The coolant must only be replaced if the engine cooling system has been repaired and the coolant has been drained. The coolant is not intended to be replaced...
Removal and installation the thermostat
Warning: Vehicles with a characteristic cooling system do not have a conventional thermostat. Removal 1. Drain the coolant. 2. Disconnect the lower coolant...
Warning: Vehicles with a characteristic cooling system do not have a conventional thermostat. Removal 1. Drain the coolant. 2. Disconnect the lower coolant...
Checking the Thermostat
1. When the engine warms up, the thermostat turns on the large cooling circuit. In this case, the thermostat continuously expands from size "a" to size "b"....
1. When the engine warms up, the thermostat turns on the large cooling circuit. In this case, the thermostat continuously expands from size "a" to size "b"....
Replacing cooling system hoses
Warning: Observe the precautions given in Section Checking the condition and replacing engine compartment hoses, localizing leaks . 1. If, as a result of the...
Warning: Observe the precautions given in Section Checking the condition and replacing engine compartment hoses, localizing leaks . 1. If, as a result of the...
Removal and installation the radiator
1. Drain the coolant, refer to Section Replacing the coolant . 2. Remove the front bumper, refer to Section Removal and installation the front bumper . 3....
1. Drain the coolant, refer to Section Replacing the coolant . 2. Remove the front bumper, refer to Section Removal and installation the front bumper . 3....
Removal and installation the radiator fan
Caution: Seals and O-rings must be replaced. 1. Remove the front bumper, refer to Section Removal and installation the front bumper . 2. Set the front panel to...
Caution: Seals and O-rings must be replaced. 1. Remove the front bumper, refer to Section Removal and installation the front bumper . 2. Set the front panel to...
Removal and installation the coolant pump
Caution: Gaskets and O-rings must be replaced. Warning: The lower timing belt cover is not removed. The timing belt remains on the crankshaft pulley. Cover the...
Caution: Gaskets and O-rings must be replaced. Warning: The lower timing belt cover is not removed. The timing belt remains on the crankshaft pulley. Cover the...
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