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Sensor 1 Bank 1 O2 sensor code replaced O2 sensor now I need
Sensor 1 Bank 1 O2 sensor code replaced O2 sensor now I need to reset my PCM … read more
Roy Belding
Roy Belding
7,694 satisfied customers
I have a Nissan Sentra with a 1.8. I keep getting code
Hello I have a Nissan Sentra with a 1.8. I keep getting code P1273. I have replaced this sensor (up stream 02) and the code keeps returning. No other codes present. No exhaust or vacuum leaks have bee… read more
Internal88
Internal88
Bachelor
4,370 satisfied customers
I've got an 04 nissan sentra and it started running bad then
Hello, I've got an 04 nissan sentra and it started running bad then I pulled the code p1237, What should I do? thanks… read more
Ron
Ron
ASE Certified Technician
Vocational, Technical or Trade Scho
706 satisfied customers
What is a bank 1 system? 08 sentra. Nothing. I also have a
yes. I also have a vehicle speed sensor/ circuit malfunction. … read more
Mike V.
Mike V.
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Subaru and Nissan factory training.
34,152 satisfied customers
Uo100 code on obd2 code reader. Uo100. 2015 Nissan sentra
I change the downstream o2 sensor and the check engine light hadn't gone off. Do I read the code and it said u0100 lost communication with ecm/on "A" … read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
26,805 satisfied customers
I have a 2005 Nissan Titan I replaced both catalytic
I have a 2005 Nissan Titan I replaced both catalytic converters a/f sensors O2 sensors all work was done by a Nissan service department the code p1283 keeps coming on no matter how many times I've cle… read more
Jake
Jake
6,290 satisfied customers
My Sentra Nissan 2.0L does nor complete O2 sensor monitor,
My Sentra Nissan 2.0L does nor complete O2 sensor monitor, but it doesn´t have any trouble codes and machine works fine … read more
Chris(aka-Moose)
Chris(aka-Moose)
Nissan Technician
Vocational, Technical or Trade School
1,065 satisfied customers
I have a P1273 code. I did reset it. 2005 Sentra 1.8. Fixing
Fixing myself, I have replaced the 2 O2 sensors, as well as the CAT … read more
Chad Farhat
Chad Farhat
Owner
Associate Degree
10,344 satisfied customers
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)
Nissan Technician
Vocational, Technical or Trade School
1,065 satisfied customers
Hi I got a p0141 code on my 2000 Nissan Sentra. I know its
Hi I got a p0141 code on my 2000 Nissan Sentra. I know its o2 sensor bank 1 sensor 2 but I'm not sure where it's located… read more
Jake
Jake
6,290 satisfied customers
2001 Nissan Maxima engine missfire. Starts fine, idles fine,
2001 Nissan Maxima engine missfire. Starts fine, idles fine, misses under hard exceleration. Seems to recover if you lift and ease into it. Flashing codes po160 (o2 sensor) and codes po171, 174 (fuel … read more
Mike V.
Mike V.
Nissan Technician
Subaru and Nissan factory training.
34,152 satisfied customers
oil flush and changed the spark plugs..drives..engine running
I did the oil flush and changed the spark plugs when changing the plugs they showed to be burning lean very white in appearance . I reset the codes and after about two ten minute drives they come back… read more
Dan
Dan
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Vocational, Technical or Trade Scho
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i have a 2001 nissan sentra QG18DE with trouble code p0731
i have a 2001 nissan sentra QG18DE with trouble code p0731 gear 1 ratio incorrect could you steer me in right direction for repair… read more
Nathan
Nathan
Nissan Master Technician
Bachelor's Degree
734 satisfied customers
2001 Nissan Sentra GXE: it threw the following codes..Po..Catalyst
I have a 2001 Nissan Sentra GXE 1.8. It is not running correctly and on a code machine it threw the following codes: Po 420 Bank 1 Catalyst eff. below threshold Po 430 Bank 2 catalyst eff. below thres… read more
Ironmike
Ironmike
ASE Master ,Ford Certified Master Tech
Vocational, Technical or Trade Scho
3,563 satisfied customers
2000 nissan sentra: p0171..Fuel pump and O2 sensor..already replaced
Any ideas for a p0171 lean bank 1 code. Fuel pump and O2 sensor already replaced 2000 nissian sentra 2.0… read more
Jay
Jay
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Vocational, Technical or Trade Scho
26,805 satisfied customers
2003 nissan sentra: 1.8 i4. the check engine light comes..obd2..o2
I have a 2003 nissan sentra 1.8 i4. the check engine light comes on after the car is run for while shut off and then started again. the code that comes up on the obd2 reader is lean bank one. is this … read more
rpmdiag
rpmdiag
High school
10,073 satisfied customers
2001 nissan sentra: has a problem idling and jerking..cam sensor
my 2001 nissan sentra has a problem idling and jerking when you press the gas to speed up. the code i get is po154. i've already changed the cam sensor. no help there. any suggestions… read more
Mike V.
Mike V.
Nissan Technician
Subaru and Nissan factory training.
34,152 satisfied customers
Nissan altima: 6 cylinder engine code PO171..O2..lean..carb..intake
have a 02 nissan altima with 6 cylinder engine code PO171 testing the O2 bank 1 changing from rich to lean faster than bank 2 am i looking a t vac. leak- tried carb. spray around intake no change or i… read more
ttiger79
ttiger79
Auto Mechanic
High School or GED
880 satisfied customers
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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.

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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.

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Meet the Experts:

Chris(aka-Moose)

Chris(aka-Moose)

Nissan Technician

1,065 satisfied customers

24 years of experience diagnosing & repairing

Tim Mohr

Tim Mohr

ASE MASTER TECH

650 satisfied customers

30 YRS EXPERIENCE, FOREIGN AND DOMESTIC, GAS AND DEISEL

Marty

Marty

ASE Certified Technician

203 satisfied customers

ASE & Bosch master tech. 30 years experience.

Mike V.

Mike V.

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Nissan factory trained and Certified Subaru Technician.

Ron

Ron

ASE Certified Technician

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34 years of automotive Repair

Anthony

Anthony

ASE Certified Technician

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

Richard

Richard

ASE Certified Technician

93 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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