Trunk lock alarm/central locking switch, identifying

1. - Contact switch (Part No. 1H0 953 229)
2. - Cam (three stage)
3. - Connector (Part No. 191 972 712 B)
   NOTE: Installing the incorrect contact switch will render the alarm inoperable on vehicles with central locking.

Fig 1: Identifying Trunk Lock Alarm/Central Locking Switch Components

Courtesy of VOLKSWAGEN OF AMERICA, INC.