20 Most Recent 2007 Infiniti QX56 RWD Questions & Answers

The fuel pump is located behind the driver seat on the 2nd row under that seat. You have to cut a piece of the carpet out to get to it. Why I have no idea why Nissan built a vehicle where you have to cut the rug out to get to a part that will need to be replaced one day.

Possible problem could be your solenoid switch on the hatch could be going bad or out of adjustment

no cleaning filters is done by replacing them

Was the car starting before you changed the battery..? Check your battery leads particularly the black earth where it attaches to the engine block/bodywork. There's many causes of non-starting, and no one on Fixya would be able to give you a definite answer. Non starting can be caused by electrical sensor failures. The best - and cheapest - option is to ask a mobile mechanic to do a diagnostic check for you and identify the problem. Non starting can also be caused by a faulty fuel pump. My Car Keeps Cutting Out

Get rid of it

This is beyond the scope that can be answered online. You need a auto electric repairman.