20 Most Recent 2007 Infiniti QX56 AWD Questions & Answers

the service engine light illuminates when there is a problem with a sensor or system the computer looks at or controls. Your best bet is to pull the trouble codes stored in the computers memory. there are three ways to do this

1. you can buy a code reader for about $50 at your local parts store.
2. you can call your local parts store to see if they will pull the codes for you.
3. you can stop in at your local repair shop or dealer and have them run a diagnosis. There is usually a fee for this and on average its about $100 us dollars depending on where you are.

once you know the codes post them and I'll be happy to help you further. I’m happy to assist further over the phone at https://www.6ya.com/expert/jeremy_d728a59f986299fa

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.