Audi A4: Fluids in the A/C system
Refrigerant in the A/C system
The sticker in the motor compartment provides information about the type and amount of refrigerant used in the vehicle's A/C system. The sticker is located in the front section of the motor compartment or at the front or back of the hood.
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Warning: the A/C system must only
be serviced by qualified technicians.
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Refrigerant type
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Lubricant type
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Refer to the service information
(only available for authorized Audi
dealers or authorized Audi Service
Facilities)
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The A/C system must only be
serviced by qualified technicians.
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Flammable refrigerant
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Make sure all components are
disposed
of correctly and never install components in the vehicle that have
been removed from old vehicles or
taken from recycling.
Lubricant in the A/C system
The sticker in the motor compartment provides information about the type and amount of refrigerant oil used in the vehicle's A/C system. For the refrigerant oil quantity, refer to the Technical Data.
WARNING
To ensure secure and safe operation, the A/C system must only be serviced by qualified technicians and certified technicians (SAE standard J2845).
Tips
- Never repair the A/C system evaporator with components from old vehicles or from recycling.
- New replacement evaporators for portable A/C systems must be certified and labeled as such, so that they comply with the SAE standard J2842 HFO-1234yf and R744.
READ NEXT:
Starting the vehicle
Convenience key
Applies to: vehicles with convenience key
Fig. 94 Center console: starting the engine
Requirement: the key must be in the vehicle.
Starting the engine
Press and hold the brake pedal
When driving
Starting to drive, stopping, and parking
Starting from a stop
Press and hold the brake pedal.
Start the engine.
Select "D" or "R".
Release the parking brake.
Release the brake pedal. The vehicle
SEE MORE:
Fiber-Optic Cables, Repairing
Caution
Do not bend the fiber-optic cable too much. The
bending radius must be no less than 25 mm.
Fiber optic cables must not be routed over sharp
edges.
The fiber-optic cable must not be dirty or touched
with bare fingers.
Fiber optic cables may not be heated.
It is not permitted to tw
Fender Front Cover, Removing and Installing
Fender Front Cover, Removing and Installing, Small Version
Removing
- Loosen the front wheel housing liner in the front and push it to
the side. Refer to
→ Chapter "Front Wheel Housing Liner, Removing and Installing".
- Release the retainers -2- in the
direction of -arrows- and r
