Refrigerant Line Pass-Through In Luggage Compartment, Removing And Installing: Installing

WARNING: This page is about a different variant/trim than selected.

Installation is carried out in the reverse order while observing the following.

NOTE:

If the seal for the pass-through is damaged, seal the seal in this spot with for example Silicone Adhesive:D 176 001 A3 . Refer to Parts Information.

The adhesive surface must be clean and free of grease when applying the silicone adhesive.

-- Install the rear refrigerant lines on the vehicle floor for the battery cooling module. Refer to REFRIGERANT LINES TO REAR BATTERY COOLING MODULE, REMOVING AND INSTALLING, ON VEHICLE FLOOR .

-- Install the refrigerant lines for the battery cooling module in the luggage compartment. Refer to REFRIGERANT LINES FOR BATTERY COOLING MODULE IN LUGGAGE COMPARTMENT, REMOVING AND INSTALLING .

-- Install the remaining removed components.

-- Evacuate the refrigerant circuit and fill it. Refer to REFRIGERANT CIRCUIT (Refrigerant R134a, Servicing; Refrigerant Circuit, Using Service Station).

-- Electrical connections and routing. Refer to Wiring Diagram.

-- Energize the power supply to the high voltage system. Refer to appropriate service information. .

Restart the high voltage system

CAUTION:

Risk of electrocution

Death or serious bodily injury by electric shock

The high voltage system may only be restarted by qualified personal (Audi high voltage technicians).
Make sure the vehicle is energized using the "Guided Fault Finding" on the Vehicle Diagnostic Tester.
The qualified personal (Audi high voltage technician) restarts the vehicle.
The Audi high voltage technician should put a sign on the vehicle to identify it as a high voltage vehicle.

NOTE:

Restart the high voltage system:

Connect the vehicle diagnostic tester.

Select the Guided Fault Finding mode.

Using the GO TO button, select the following menu commands

Function/Component Selection

Body

Electrical Equipment

OBD-capable systems

8C - Battery Regulation Control Module -J840

8C - Battery Regulation Control Module, functions

51 - High voltage restart (Repair Group 93)

-- Turn on the ignition.

-- Check the DTC memory for the Climatronic Control Module -J255- display and control head and the A/C Compressor Control Module -J842- and, if necessary, erase the displayed faults using the Vehicle Diagnostic Tester in the "Guided Fault Finding" function.

-- Operate the A/C system after filling the refrigerant circuit. Refer to A/C SYSTEM, STARTING OPERATION AFTER FILLING REFRIGERANT CIRCUIT .

NOTE:

Observe the information regarding operating the A/C system after filling. Refer to A/C SYSTEM, GENERAL INFORMATION (Refrigerant R134a, Servicing; A/C System, General Information). After charging the A/C system before activating the A/C system.