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2012 infiniti qx56, getting codes p0174 p0420 p0430. Check
2012 infiniti qx56, getting codes p0174 p0420 p0430. Check engine light, runs rough, rough idle, loss of power, limp mode? … read more
Roy Sheidenberger
Roy Sheidenberger
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I have a 2013 Infiniti QX56 and it's throwing a P1093 and
I have a 2013 Infiniti QX56 and it's throwing a P1093 and P0430 code. I've looked up both codes. P1093 is VVEL Actuator Motor Bank 2 and P0430 is Catalyst System Efficiency Below Threshold Bank 2. I c… read more
Bart
Bart
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High School Diploma
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Code p0430. And p0430. 13 qx56. 2013. What does that code
Code p0430 JA: Just to clarify, what's the exact code? And have you tried to reset it? Customer: Yes and p0430 JA: What is the model/year of your Infiniti? Customer: 13 qx56 JA: What year is your QX56… read more
Mike V.
Mike V.
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Subaru and Nissan factory training.
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My 2011 QX56 2WD starts rough for a second, then it revs up
My 2011 QX56 2WD starts rough for a second, then it revs up itself a little high and comes down to "normal revs", it don't happen again until I start up next time. … read more
Roy Sheidenberger
Roy Sheidenberger
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Car runs good. Check engine light P420 and P430. Stays on.
Car runs good. Check engine light P420 and P430 JA: Does the light stay on, or does it blink? Customer: stays on JA: What is the model/year of your Infiniti? Customer: 2011 Infiniti qx56 JA: Are you f… read more
Mike V.
Mike V.
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The car wont start or in this case turn over. It takes me a
it takes me a few minutes before it does... however while driving it will stop or die on me if i let go of the gas pedal i have gotten a new battery and cleaned the terminals as well … read more
Mechanic01
Mechanic01
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I've seen several different types...what type of Catalyst
I've seen several different types...what type of Catalyst Converter do I need to purchase for the 2005 Infiniti QX56 (rear, front, driver, passenger; etc.)? OR is there just a particular one for this … read more
Pete
Pete
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General auto certifications
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Hesitation,jerking and loss of power when accelerating. The
Hesitation,jerking and loss of power when accelerating. The service engine light has been on for a while. It also has failed emissions. They something about bank 1 and 2 … read more
Clifton B.
Clifton B.
nissan master auto tech
Associate Degree
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New battery, hesitates when starting. It starts and shows
Yes. It starts and shows it's fully charged just hesitates/struggles. I had to jump it off yesterday, started right up. … read more
Mike
Mike
Shop Management
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Failed emissions, Check engine light is on, Stays, 2012
Failed emissions JA: What is the model/year of your Infiniti? Customer: Check engine light is on JA: Does the light stay on, or does it blink? Customer: Stays JA: What year is your Infiniti? Customer:… read more
Anthony
Anthony
Master Automobile Technician
Vocational, Technical or Trade Scho
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2008 infiniti qx56 wont start. It has been acting up over
2008 infiniti qx56 wont start. It has been acting up over the last 6 months, in that sometimes I would start the car, and nothing would happen except all the dash lights go on (as normal); but not tur… read more
Jay
Jay
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Vocational, Technical or Trade Scho
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I recently got two codes on my infiniti. P0420 and P0430. I
I recently got two codes on my infiniti. P0420 and P0430. … read more
Gunvir Singh
Gunvir Singh
1,949 satisfied customers
1 code po430, 2 code po420,and 3 code po430, Yes I reset it
Nothing I need to know what codes mean first. And yesI am fixing it myself … read more
Mike V.
Mike V.
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Not starting, everything else works. Have spark, fuel pump
Not starting, everything else works. Have spark, fuel pump and fuel injection fuses are OK. … read more
cloe0626
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Infiniti Infiniti qx 56: 2011 infiniti qx56 timing chain issue
2011 infiniti qx56 timing chain issue at 78,000 miles. Dealer fixed under warranty..courtesy supposedly. Been back five times since with po420 and a po430 error code. They reset, updated ECM and inspe… read more
Anthony
Anthony
Master Automobile Technician
Vocational, Technical or Trade Scho
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2005 Infiniti QX56: 000 miles..3000 miles..Service Engine Soon sign
I own a 2005 Infiniti QX56 with about 111,000 miles. Oil was changed about 3000 miles ago. For the first time the Service Engine Soon sign came on. Yesterday it came on and the vehicle wouldn't accele… read more
Ryan
Ryan
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Associate Degree
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INfiniti QX56: 4x4..car is regularly serviced at dealership..sputters
I have a INfiniti QX56 4x4 2006.. the car is regularly serviced at dealership. I just had normal 100,000 service and also had fuel injection flush? Anyway the car sputters and acts like it is running … read more
HondaPlatinum
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2004 infiniti qx56: you accelerate it tends to want to stall
i have a 2004 infiniti qx56, it has 104k miles on it, and we recently changed the catalytic converters, as well as the oxygen sensors. Now we are experiencing a problem that when you accelerate it ten… read more
Jay
Jay
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Meet the Experts:

Ryan

Ryan

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Infiniti Master available by request Thank you!!!

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George H.

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Paul M ASE Master

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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