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) >> Heating, Ventilation & A/C (HVAC) >> HVAC Control Systems >> Air Conditioning >> 87 Air Conditioning >> Refrigerant Circuit >> Refrigerant Lines With Inner Heat EXCHANGER, Removing And Installing >> Removing

Refrigerant Lines With Inner Heat EXCHANGER, Removing And Installing: Removing

-- Switch off the ignition.

-- Discharge the refrigerant circuit. Refer to Refrigerant Circuit or Working with A/C Service Station (1 Of 2) / Working with A/C Service Station (2 Of 2) .

-- Remove the left front wheel housing liner. Refer to FRONT WHEEL HOUSING LINER, REMOVING AND INSTALLING .

-- Remove the plenum chamber cover. Refer to PLENUM CHAMBER COVER, REMOVING AND INSTALLING .

-- Remove the bolts -A-.

GWWA87-12097Courtesy of AUDI OF AMERICA, LLC

-- Loosen the refrigerant lines -B- and -C- (in the area under the left headlamp) from the bracket -D- and remove from the refrigerant line with the inner heat exchanger -E-.

-- Remove the nut -A-.

GWWA87-12098Courtesy of AUDI OF AMERICA, LLC

-- Loosen both refrigerant lines to the expansion valve -D and E- from the bracket -B- and remove from the inner heat exchanger -C-.

-- Loosen the inner heat exchanger -C- from the bracket -F-.

-- Loosen the catches -H- and push the grommet -G- in the direction under the fender.

-- Remove the bolts -B-.

GWWA87-12099Courtesy of AUDI OF AMERICA, LLC

-- Loosen the inner heat exchanger -A- from the bracket -C- and remove.