Special Tools

Special Tools And Workshop Equipment Required 

• Hinged Socket 3220
  Fig 1: Identifying Hinged Socket 3220

  Courtesy of AUDI OF AMERICA, LLC
• Ring Spanner 7-Piece Set 3337
  Fig 2: Identifying 3337 Oxygen Sensor Ring Spanner

  Courtesy of AUDI OF AMERICA, LLC
• Socket Insert AF 12 for Glow Plugs 4-cyl. TDI CRVAS 6454 (for "cylinder 2" glow plug (depending on the exhaust gas standard)
  Fig 3: Identifying Socket Insert VAS 6454

  Courtesy of AUDI OF AMERICA, LLC