Refrigerant Lines, Disconnecting And Connecting From Condenser: Removing

-- Switch off the ignition.

-- Discharge the refrigerant circuit. Refer to REFRIGERANT CIRCUIT, DISCHARGING WITH A/C SERVICE STATION [R134a] or REFRIGERANT CIRCUIT, DISCHARGING [R1234yf] .

-- Remove the left air intake grille. Refer to CENTER AIR INTAKE GRILLE, REMOVING AND INSTALLING / SIDE AIR INTAKE GRILLE, REMOVING AND INSTALLING / LOWER SIDE AIR INTAKE GRILLE, REMOVING AND INSTALLING .

RS5: 

-- Remove the front bumper cover. Refer to FRONT BUMPER COVER, REMOVING AND INSTALLING .

SQ5: 

-- Remove the lock carrier cover, right and left air intake grille as well as the bumper cover end plate. Refer to LOCK CARRIER COVER, REMOVING AND INSTALLING .

-- Remove the bolts -arrows- and air duct -1-.

Courtesy of AUDI OF AMERICA, LLC

-- Release the left and right catches -arrows- and remove the retaining pin -1- for the radiator upward.

Courtesy of AUDI OF AMERICA, LLC

-- Disconnect the air duct -1- near the pass-through for the refrigerant lines with a diagonal cutter -arrows-.

Courtesy of AUDI OF AMERICA, LLC

-- Release the catches -arrow- and remove the air ducts -1 and 3-.

Courtesy of AUDI OF AMERICA, LLC

-- Secure the radiator on the top again using the retaining pins.

Continuation for All Vehicles

Courtesy of AUDI OF AMERICA, LLC

Version 1: 

-- Remove the bolt -A-.

-- Remove the refrigerant lines -B and C- from the connections on the condenser.

-- Seal the open line connections and the connections on the condenser with clean plugs, for example, from the :VAS6122  .

Version 2: 

Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolt -B-.

-- Remove the refrigerant lines -A and C- from the connections on the condenser.

-- Seal the open line connections and the connections on the condenser with clean plugs, for example, from the :VAS6122  .