Replacing oil pump drive chain

• Remove bolt securing chain sprocket to oil pump using Torx T45, and pull sprocket off oil pump.
  Fig 1: Removing Oil Pump Chain Sprocket

  Courtesy of AUDI OF AMERICA, INC.
• Remove oil pump together with shorter oil supply line.
  Fig 2: Removing Oil Pump And Oil Supply Line

  Courtesy of AUDI OF AMERICA, INC.
• Take out oil pump sprocket and remove drive chain from crankshaft.

Removing and installing chain sprocket on crankshaft , see CHAIN SPROCKET FOR OIL PUMP ON CRANKSHAFT, REMOVING AND INSTALLING