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Home >> Audi >> 2009 >> Q7 4.2 >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (3.0L - Cooling System - Engine Code(S): CJTB, CJTC, CNAA, CJWB, CJWC, CJWE, CTWA, CTWB) >> 19 Cooling System >> Radiator, Fan Shroud And Coolant Fan >> Radiator, Removing And Installing >> Removing

Radiator, Removing And Installing: Removing

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-- Empty the Refrigerant system. Refer to REFRIGERANT CIRCUIT, FLUSHING WITH COMPRESSED AIR AND NITROGEN .

-- Drain the coolant. Refer to COOLANT, DRAINING AND FILLING .

-- Remove the fan shroud. Refer to FAN SHROUD, REMOVING AND INSTALLING .

-- Open the clamp and remove the upper coolant hose -1- from the radiator.

Fig 1: Identifying Upper Coolant Hose -1-
GWWA10-10698Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore -item 2-.

CAUTION:

Risk of damaging refrigerant lines and hoses.

  • Do not stretch, kink or bend refrigerant lines and hoses.

-- Remove the bolts -1 and 2- and then remove the refrigerant lines from the condenser.

Fig 2: Identifying Refrigerant Lines Bolts
GWWA19-10286Courtesy of AUDI OF AMERICA, LLC

-- Remove left and right radiator locking mechanism by pressing down against clamps in direction of -arrow-.

Fig 3: Identifying Left And Right Radiator Locking Mechanism Pressing Down Against Clamps
GWWA19-10288Courtesy of AUDI OF AMERICA, LLC

-- Remove the hydraulic fluid cooler bolt -2- on the back of the radiator.

Fig 4: Identifying Hydraulic Fluid Cooler Bolt -2- And Power Steering Cooler -1-
GWWA19-10182Courtesy of AUDI OF AMERICA, LLC

-- Disengage power steering cooler -1- on climate control system condenser.

-- Remove the plug -1- for the ATF thermostat on the back of the radiator.

-- Remove the clips -2 and 3-.

-- Remove ATF cooler -4- from radiator.

Fig 5: Identifying Screws On Rear Side Of Radiator
GWWA19-10183Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore item -1-.

-- Remove the bolts -2- on the left and right sides of the lock carrier.

Fig 6: Bolts -2
GWWA19-10287Courtesy of AUDI OF AMERICA, LLC

-- Tilt top of radiator back and remove it upward out of engine compartment.

-- Remove the condenser bolts -3- on the back of the radiator.

-- Remove the clips -2 and 4-.

-- Remove the condenser -1- from the radiator.

Fig 7: Identifying A/C System Condenser, Retaining Clips And Screws
GWWA19-10269Courtesy of AUDI OF AMERICA, LLC