2.0 Preparing the surface

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2015 BMW 760Li, 2014 BMW 760Li, 2013 BMW 760Li, 2012 BMW 760Li, and 2011 BMW 760Li. However, it is still accessible from the selected car via links, so may be relevant.

Surface temperature of bonding surface and room temperature at least 18°C.
Cover area around bonding surface.
Remove debris, flaked paint etc. from bonding surface with a brush. Use of compressed air prohibited!
Clean bonding surface with cleaning agent R1.
Let cleaned surface air dry for at least 2 minutes. Bonding surface must be completely dry.
Do not contaminate bonding surfaces once they have been cleaned (sweat from hands, fingerprints, etc.).