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I hav a problem with2006 Nissan Pathinder 4.0 4wd. Check
Hi there I hav a problem with2006 Nissan Pathinder 4.0 4wd. Check engine light is on there is code present P2A00. I already replaced the bank1 sensor 1 oxíge sensor front passenger side. After few dri… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
22,086 satisfied customers
Po420 code, have replaced all 4 o2 sensors both cats, have
po420 code, have replaced all 4 o2 sensors both cats, have the same code I started out with … read more
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I have the following code on my Nissan Pathfinder 2003.
I have the following code on my Nissan Pathfinder 2003. P0430: Catalyst System Efficiency Below Threshold (Bank 2) -- I am not a good mechanic, but I understand things. I would like to know before I c… read more
Anthony P.
Anthony P.
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I have a 2006 nissan pathfinder with a problem. i need help,
i have a 2006 nissan pathfinder with a problem. i need help … read more
Greg
Greg
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I'm getting a P2A00 O2 Sensor Circuit Range / Performance
I'm getting a P2A00 O2 Sensor Circuit Range / Performance Bank 1 Sensor 1 on 2007 350Z … read more
Jake
Jake
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Went to emissions to get my 2006 titan se 4x4 checked. The
Went to emissions to get my 2006 titan se 4x4 checked. The obd sensor status reads; catalyst heater unsupported Evap unready 2nd air unsupported Reserved unsupported Egr/vvt unsupported Trouble code P… read more
David Craig
David Craig
OWNER/MECHANIC
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My car is a 2006 Nissan Pathfinder. I first I had PO430 code
Hello, my car is a 2006 Nissan Pathfinder. I first I had PO430 code but the car ran fine. Now the car has a slight vibration at 40 plus mph. I started by changing the o2 sensor 1 and the second cat on… read more
Chris(aka-Moose)
Chris(aka-Moose)
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Vocational, Technical or Trade School
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My 2007 Nissan Quest kept having lean code misfires on Bank
My 2007 Nissan Quest kept having lean code misfires on Bank 1 eventually I smoke the Intake and exhaust system and discovered a lead in the EGR valve. I replace the EGR Valve along the O2 sensor on Ba… read more
Tim Mohr
Tim Mohr
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Error code pa200 2006 nissan pathfinder 84,000 miles JA: Let's
error code pa200 2006 nissan pathfinder 84,000 miles … read more
Jared D
Jared D
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maxima: hey traing to figured a code on my 2006 Nissan maxima
hey traing to figured a code on my 2006 Nissan maxima code p2a00 and p0138 new cat new sensor still the problem… read more
Ron
Ron
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Quest: got a p2a00 code on my 2008 nissan quest van. Just
got a p2a00 code on my 2008 nissan quest van. Just recently replaced the MAF and added a new air filter. After I replaced the MAF the code came back on after 2 days. I then replaced the air filter and… read more
Jake
Jake
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Frontier: 2007 nissan frontier. About two months ago got a
2007 nissan frontier. About two months ago got a new muffler put on in a shop. Last week we replaced all 6 spark plugs and the next day the CEL came on with code P2A00. I have found on line that it is… read more
Jake
Jake
4,488 satisfied customers
Nissan Frontier nismo: 2006 Nisan frontier nismo, V6, 75000
2006 Nisan frontier nismo, V6, 75000 miles. CEL comes on, code P2A00, O2 sensor, bank 1, sensor 1 Replaced sensor, cleared code,drove 50 miles and CEL appears again. Same code, cleared code, drove 50 … read more
HondaPlatinum
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2006 Nissan Maxima: my diagnostic light came on the code is p2a03
I have a 2006 Nissan Maxima, my diagnostic light came on the code is P2A03. What does this mean and is it easy to fix [email protected]… read more
Noah
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2006 Nissan Altima se: Service Engine Soon..gas cap with out results
I own a 2006 Nissan Altima SE 2.5L. The Service Engine Soon has come on. I have replaced the gas cap with out results. I had my local auto part store plug and got this code. P2A00 O2 Sensor Circuit Ba… read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
20,108 satisfied customers
2001 Pathfinder 4x4: emission..O2 Sensor..light came..mileage
I have a 2001 Pathfinder 4x4 dated 09/00 which received the following fault codes from the emission testing station - P0139,P0138 P0138:O2 Sensor Circuit High Voltage Bank 1 Sensor 2 P0139:O2 Sensor C… read more
Mike V.
Mike V.
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Subaru and Nissan factory training.
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2007 nissan titan: check engine light..diagnostic run
I have a 2007 Nissan Tritan. The check engine light is on and won't go off. I had a diagnostic run on it and the code P2A00 came up. What does that mean?… read more
OnlineHelp
OnlineHelp
Bachelor's Degree
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2006 nissan pathfinder: ses light..catalytic converter..the 02 sensors
2006 nissan pathfinder 115,800.00 miles ses light is on code po430 , failed bank 2 catalytic converter can i change the 02 sensors myself and which side is bank 2 also how many sensors are on each ban… read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
20,108 satisfied customers
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I was in trouble with an electrical issue with my brand new Nissan. I frantically went online trying to find help and luckily I found your site. I reached a NISSAN tech named RIP. He was absolutely tremendous and helped me work through the issue. What a pro!

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I would (and have) recommend your site to others I was quite satisfied with the quality of the information received, the professional with whom I interacted, and the quick response time. Thanks, and be sure that I'll be back whenever I need a question answered in a hurry.

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used your service this weekend with "Trecers" help. thank you ,thank you, thank you. replaced an A/C fan motor. Local Auto Zone had part. $15.00 "tracer" fee and $40.00 for parts, I saved several hundreds of dollers at a shop. i will recommend you and use you in the future.

David L.Richmond, TX

9 dollars, 2 hours of my time, and I drove away. Your diagnosis was right on the mark. Thank you so much.

PhilMarysville, CA

Lurch. Thank you very much. I had real doubts about this website but your promptness of response, quick followup and to the point answer with picture was incredible.

CharlesWalnut Creek, CA

As a single woman, I really appreciate an excellent and affordable opinion.
Thank you Geordie, I will not hesitate to contact justanswer in the future!

SueCharleston, WV

Another great insight to what may be the problem. I will have my mechanic take a look at it tomorrow. Thanks again, Frank...you do indeed know your stuff.

JimCastleberry, FL

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Meet the Experts:

Chris(aka-Moose)

Chris(aka-Moose)

Nissan Technician

747 satisfied customers

16 years of experience

Tim Mohr

Tim Mohr

ASE MASTER TECH

602 satisfied customers

30 YRS EXPERIENCE, FOREIGN AND DOMESTIC, GAS AND DEISEL

Marty

Marty

ASE Certified Technician

161 satisfied customers

ASE & Bosch master tech. 30 years experience.

Mike V.

Mike V.

Nissan Technician

9,482 satisfied customers

Nissan factory trained and Certified Subaru Technician.

Ron

Ron

ASE Certified Technician

589 satisfied customers

34 years of automotive Repair

Anthony

Anthony

ASE Certified Technician

332 satisfied customers

ASE Master Automobile Technician with over 18 years exp. in this field.

Richard

Richard

ASE Certified Technician

92 satisfied customers

Nissan Tech ASE certified technician

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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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