2011 FORD S-MAX 2.2L Diesel Brake Servo. FORD S MAX Diesel 141785 Miles. S MAX 2011. S MAX 2010 -2015 Mk1 facelift. 2011 Unknown Unknown Unknown. Engines: This warranty is limited to defects of the engine block, heads, valves, rockers, lifters, pistons, crank and cam shafts and other internal lubricated parts.