The type label for refrigerant and filling capacities is
located on the hood.
1 - Refrigerant oil identification (here PAG oil) and additional
information. Refer to
→Fluid Capacity Tab
Overview - Heated Oxygen Sensor
Note
Coat the new heated oxygen sensors with an assembly paste.
Only the thread may be coated with hot bolt paste on a used oxygen
sensor. Refer to the Parts Catalog
Assembly paste or hot bolt paste must not enter the slots on the
sensor body.
1 
Removing
- Disconnect the ground cable from the battery when the
ignition is switched off. Refer to
→ Chapter "Battery, Disconnecting and Connecting".
- Remove the front sill panel. Refer to
→ Body Interior; Rep. Gr.70; Vehicle Interior Trim Panels; Sill
Panel,