NHTSA recalls 42K Mazda6 sedans for airbag coating problem.

Cars (9/6, Torbjornsen, 897K) reports the National Highway Traffic Safety Administration has announced a recall on “approximately 42,000 model-year 2009-10 Mazda6 sedans” for an improperly applied protective coating the on airbag control unit. As a result of improper application, “moisture may damage the unit, causing it to malfunction; the airbag warning light may illuminate and the airbags may not deploy in a crash, increasing the risk of an injury.”