WARNING: This page is about a different car, the 2015 Volkswagen Beetle, 2014 Volkswagen Beetle, and 2013 Volkswagen Beetle. However, it is still accessible from the selected car via links, so may be relevant.
Component
Tightening Specification
Heated Oxygen Sensor
Only grease the threads with Hot Bolt Paste G 052 112 A3. Do not allow the Hot Bolt Paste G 052 112 A3 to enter the slits on the sensor body.