Lock cylinder, disassembling and assembling: Disassembling

Insert key into lock cylinder.
Press follower -1- toward lock and pry off circlip.
Remove follower and then torsion spring.
Pull coupling piece -3- from lock cylinder. See REAR LID LOCK CYLINDER, REMOVING AND INSTALLING .
NOTE: When coupling piece is removed rollers -10- should fall out. See LOCK CYLINDER, DISASSEMBLING AND ASSEMBLING .
Pull lock cylinder out of housing.

Fig 1: Disassembling Lock Cylinder
Courtesy of AUDI OF AMERICA, INC.