2006-2012 Mazda CX7 Fuel Pump Replacement 2.3 CX-7

DIY 2007 Mazda CX-7 direct injection high pressure fuel pump replacement. 2.3L turbo charged engine. Had codes p0300 for random multiple misfire, p0171 system lean bank 1, fuel pressure sensor low input. Also applies to Mazdaspeed 3 2006-2012 Mazdaspeed 6 2005-2007 Cx 7 2006-2012 Had problems with lack of power, sputtering, misfiring, backfiring, shutting off, limp mode and hard start and occasional no start Thanks for watching fix it phillip. Be sure to like and subscribe and feel free to comment.