Main Bearing Shells Allocation: Notes

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2016 Audi A4 Quattro, 2016 Audi A4, 2015 Audi A4 Quattro, 2014 Audi A4 Quattro, and 2013 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

The bearing shells are allocated to the cylinder block with the correct thickness at the factory. Colored dots are used to identify the bearing shell thickness.
The letters on the lower sealing surface or on the front side of the cylinder block indicate which bearing shell must be inserted at which position in the cylinder block (upper bearing shell).
The letters on the crankshaft indicate which bearing shell must be inserted at which position in the bearing cap (lower bearing shell).
The first letter is for bearing cap one, the second for bearing cap two, etc.