LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Audi >> 2021 >> A4 Quattro Premium Plus, 2.0L Eng VIN B >> Repair and Diagnosis (Single Page) >> Engine Mechanical >> Cooling Fan >> Cooling System 2.0L (DPAA) >> 19 Cooling System >> Coolant Pipes >> Coolant Pipes, Removing And Installing >> Right Coolant Pipe, Removing And Installing, Vehicles Without Secondary Air System >> Removing

Right Coolant Pipe, Removing And Installing, Vehicles Without Secondary Air System: Removing

-- Drain the coolant. Refer to DRAIN THE COOLANT .

-- Remove the air filter housing. Refer to AIR FILTER HOUSING, REMOVING AND INSTALLING .

-- Disconnect the connectors:

GWWA21-11468Courtesy of AUDI OF AMERICA, LLC

1 -

For the Turbocharger Recirculation Valve -N249-

3 -

For Charge Air Pressure Control Module -GX34-

-- Press the release buttons on both sides and remove the crankcase ventilation hose -4-.

-- Remove the bolts -arrows- and remove the connection -2-.

-- Free up the wires for the heated oxygen sensors.

GWWA26-12303Courtesy of AUDI OF AMERICA, LLC

-- Loosen the screw-type clamp -arrow-, press the catalytic converter to the right side.

-- Remove the bolts -arrows- and remove the heat shield -1-.

GWWA21-11516Courtesy of AUDI OF AMERICA, LLC

-- Pry out the locking plates -arrows- and dispose.

GWWA21-11562Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -2- and the oil supply line.

GWWA21-11515Courtesy of AUDI OF AMERICA, LLC

-- Remove the nuts -arrows- and remove the turbocharger from the threaded pins.

-- Fold back the heat shield boot.

GWWA19-13294Courtesy of AUDI OF AMERICA, LLC

-- Loosen the hose clamps -2 and 3- and remove the coolant hoses.

-- Remove the bolts -arrows and 1-, disconnect the right coolant pipe from the cylinder block and remove it.