Refrigerant Expansion Valve 2 -N637-, REMOVING AND INSTALLING: Notes

Special tools and workshop equipment required 

• Engine Bung Set :VAS6122 
  Fig 1: Engine Bung Set

  Courtesy of AUDI OF AMERICA, LLC

• For all the following work, immediately close the open lines and connections with clean plugs from the Engine Bung Set :VAS6122  .