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It's has a PO455 error code “service engine soon” trying to
It's has a PO455 error code “service engine soon” trying to figure out what's wrong. Just bought the car. … read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
21,934 satisfied customers
I have a 2001 Nissan Frontier truck which hesitates to go
I have a 2001 Nissan Frontier truck which hesitates to go forward. No problem going in reverse. The codes detected are P0455 and P0325. Could this cause the problem? … read more
Clifton B.
Clifton B.
nissan master auto tech
Associate Degree
4,493 satisfied customers
I have the service engine soon light on in my 09 rogue.
I have the service engine soon light on in my 09 rogue. Coukd that be caused by a loose gas cap … read more
Ron
Ron
ASE Certified Technician
Vocational, Technical or Trade Scho
589 satisfied customers
P0455 and P0447, but was P0444, Replaced Evap canister purge
P0455 and P0447, but was P0444, Replaced Evap canister purge solenoid, no difference returned and replaced Evap canister vent control solenoid valve and code changed from 444 to 447. Ohmed out old sol… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
21,934 satisfied customers
Ron, i have both a P0420 and P0455. Since both are emissions
Hi Ron, i have both a P0420 and P0455. Since both are emissions related, do you think they have same root cause? I already replaced the gas cap and was considering replacing EVAP purge solenoid before… read more
Jake
Jake
4,447 satisfied customers
Hi I have a 2006 Nissan Xterra SE. The service engine light
Hi I have a 2006 Nissan Xterra SE. The service engine light came on and on Monday soon after a friend filled my gas tank and admitted not tightening the gas cap very well. His OBD Scanner showed code … read more
I. Silva
I. Silva
High School or GED
1,346 satisfied customers
2007 Nissan: spec..gas mileage..I bought a diagnostic reader
My daughter has a 2007 Nissan Spec SerV 2.0 ltr engine standard transmission 6spd. Her engine light has been coming on frequently and her gas mileage is very bad. I bought a diagnostic reader and plug… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
21,934 satisfied customers
Xterra: the EVAP canister vent control valve supposed to be..gas tank
we've spoke before about my 05 xterra with code po455. Is the EVAP canister vent control valve supposed to be open all the time.I slightly pressurized gas tank and it came out right away.… read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
19,987 satisfied customers
2006 nissan sentra: engine light came..months.when the gas cap
my 2006 nissan sentra service engine light came on, as a result when pumping gas into the tank the pump constantly shut off as if the tank was full. this has been going on for a couple of months.when … read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
19,987 satisfied customers
2009 Nissan altima: Check engine light..coupe..cylinder..gas cap
Check engine light on a 2009 Nissan altima coupe, 6 cylinder. Code says evap canister vent control valve closed. Re-tightened the gas cap. How long would it take for the light to reset if that was the… read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
19,987 satisfied customers
autozone got a check eng diag test..gas cap..leak..canister
Just went to autozone got a check eng diag test and error code p0455 came up w/ 4 possible reasons incl gas cap, purge system leak, purge control valve and canister vent control valve. There is a nois… read more
HondaPlatinum
HondaPlatinum
Vocational, Technical or Trade School
25,549 satisfied customers
45-50 mph or im doing over 2500 rpms the codes..control valve..leak
running several code but the main thing im noticing is that i cant go over 45-50 mph or im doing over 2500 rpms the codes are 430= catalyst system left bank 430= right bankp1448= evap canister vent co… read more
I. Silva
I. Silva
High School or GED
1,346 satisfied customers
Nissan sentra: po455..the gas cap , it tested good so i..vent
about a week ago a nissan sentra i worked on showed a code po455 . i checked the gas cap , it tested good so i was told the vent cont. valve might be bad ,it was replaced and the code erased. one week… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
21,934 satisfied customers
2003 Nissan Maxima: month and the service engine soon light came on
I recently purchased a 2003 Nissan Maxima w/ 1l5K miles. I had it for about a month and the "service engine soon" light came on. I was low on gas when the light came on, but not empty completely. I ch… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
21,934 satisfied customers
Good morning - I have a 2003 Nissan Altima 2.5 and I received
Good morning - I have a 2003 Nissan Altima 2.5 and I received two codes regarding my vehicle. They are: P1121 and P0455. Please let me know what they mean and what I need to do to fix this. Thanks Dav… read more
Mike V.
Mike V.
Nissan Technician
Subaru and Nissan factory training.
9,482 satisfied customers
Pathfinder: smoke..leak..3 Faulty canister vent control valve
I just got my o5 pathfinder back from my mechanic the trouble was code po455 they found the vacum line on the smoke evap system broke they replacd the broXXXXX XXXXXne cleared the code after driving m… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
21,934 satisfied customers
2003 maxima: Last yr the ck engine lite came..Po455..nissan
I have a 2003 maxima. Last yr the ck engine lite came on showing Po455 & P1448..I bought a new nissan gas cap.. it stayed of ffor about 1.3 yrs. Now it is back on again. I installed another new cap bu… read more
Jay
Jay
Shop Forman / Lead Tech
Vocational, Technical or Trade Scho
21,934 satisfied customers
1998 Nissan Sentra: 000 miles..The check engine light..emissions
I have a 1998 Nissan Sentra (Base Model) that has around 180,000 miles. The check engine light is activated. We are trying to get it through emissions but they will not do any tests because of the che… read more
Clifton B.
Clifton B.
nissan master auto tech
Associate Degree
4,493 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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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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