04 intrepid wont start

04 intrepid crankes but wont start no spark at the pluges 2.7v6 could it be the pcm thanks bob

got thies codes Po344 &345 sensor a bank 1 i guss i should replace this camshaft sensor but where is it thanks again

Crank sensor is on the passenger side ay the back of the engine down low. Not to hard to change.