Audi A4 Owners & Service Manuals

Audi A4: Commercially Available Tools and Materials

Fin comb


Fill hoses

5/8"-18 UNF thread


  • Use differently colored charging hoses (1800 mm long).
  • Have valve opener and spare seals to hand.
  • A charging hose in short version is also included in Refrigerant Circuits Adapter Set 1 -VAS6338/1-.


Connection piece for refrigerant cylinder with seal, quick-release coupling connection or threaded connection 5/8" - 18 UNF


Valve caps with spare seals (for 5/8"-18 UNF thread)

Seals can also be used for charging hoses.


Valve caps with spare seals are also included in Refrigerant Circuits Adapter Set 1 -VAS6338/1-.


Pressure gauge set with pressure reducer for nitrogen (max. reducing pressure: 15 bar (218 psi) )


1 - Pressure gauge set

2 - Pressure hose (inner diameter 5 mm, length 2 m)

3 - Nitrogen

4 - Hose fitting


For connection to A/C Adapter Set -VAG1785- with 5/8"-18 UNF thread

Quick-release coupling adapter for service connections


  • High-pressure side, nominal size 16 mm
  • Low-pressure side, nominal size 13 mm
  • 2x release tool (Sharan)


This quick-release coupling is delivered with the service station.

Improvised Tools

Charging hose with connection for workshop compressed-air system


A - Charging hose 5/8" - 18 UNF** (version with large inner diameter)

B - Connection for workshop compressed-air system ** (always use filter)

Revision History

DRUCK NUMBER: A0053300221

Revision History



     Servicing - 7-Speed Dual Clutch Transmission 0CJ, 0CL, 0CK

     General, Technical data

    Repair Information General Repair Information Using the Repair Manual Refer to the "7-Speed DSG Transmission 0CK" repair manual for all special procedures with the transmission installed, depending


     Glass Panel, Adjusting

    Glass Panel, Adjusting, Sedan Adjustment Dimensions 1 -  Front Glass Panel Dimension -a- = 0 - 1 mm Dimension -b- = 0 + 1 mm Dimension -c- = 0 mm (flush) 2 -  Roof Height Adjustment To achieve the best possible exterior optical characteristics, make sure that the adjustment

     Laws and Regulations

    Refrigerant Circuit, Converting R12 to R134a and Servicing   Note For environmental reasons and on account of the corresponding legislation, refrigerant R12 can no longer be manufactured or supplied. Refrigerant R134a has been developed as a replacement for R12. A/C systems developed and

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