VAS 6544 is required to extract and fill the complete DRC system (damper-line-central valve). Initial use is described in workshop manuals for the Audi RS. DRC = Dynamic Ride Control.
Warranty:
VAS6544 component parts:
Pos 1 ET 534 Vacuum and Pressure Gauge, -1...+24 bars,
rubber protection included
Pos 1a ET 634_ZVEBG Vacuum and Pressure gauge, -1...+24 bar, filled with antishock fluid,
rubber protection included
Pos 2 ET 531 hydraulic quick coupler,
Pos 3 ET 530 Hydraulic Hose kit
Pos 4 ET 532 W-piece
Pos 5 ET 533 T-piece
Pos 6 ET 579 Hydraulic-Pump
Pos 7 ET 580 Valve
Pos 8 ET 581 Connection piece
Pos 9 ET 585 Container incl. closure,
Pos 10 ET 471 Vacuum Container
Pos 11 ET 352 Evacuation Hose, both sides quick coupler
Pos 12 ET 351 Venturi-Generator, incl. hose 1,5 m