ford f150 2010 xlt, codes P0345, p0349, what is problem

Question

runs ok, except little stumbling on hard acceleration

Answer 1

P0345 Camshaft position sensor "A" circuit (Bank 2)

P0349 Camshaft position senosr "A" circuit intermitent (Bank 2)

The camshaft is used to synchronize the firing of the fuel injector, without the proper signal of the camshaft sensor the fuel injector of Bank2 does not fire properly, The location of Bank 2 is at the left hand side.