Inspecting the 2014 Mazda Mazda3 Published on February 4, 2014 in Mechanical by Alain Morin Photo: Alain Morin Certain parts of the platform, like the joints, are well sealed. However, you’ll notice several places that have no protection, like the grey part in the square. This is disappointing for a company that has for a long time been battling the reputation of being easy prey for rust.