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Thread: Honda B18A1 EMISSIONS FAILED got some numbers. Plz Assist.

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  1. #1
    mm...Needs some Salt teh_mugen18's Avatar
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    Exclamation Honda B18A1 EMISSIONS FAILED got some numbers. Plz Assist.

    Here we go....someone tell me what to do plz....

    25/25 Test


    Reading-Allowed

    HC ppm: 98-174 PASS

    CO %: 0.59-1.12 PASS

    NOx ppm: 1258-1258 Barely passed....

    RPM 2138 out of 3000max

    CO+CO2%: 14.2-6.0min PASS



    50/15 Test

    Reading-Allowed

    HC ppm: 97-180 PASS

    CO %: 0.60-1.01 PASS

    NOx ppm: 1869-1378 FAILED

    RPM 1936 out of 3000max

    CO+CO2%: 14.3-6.0min PASS

    Fuel Cap Test 1 --- PASS



    My NOx ppm's were much too high during the 50/15 test. What i did to the car before going to take the test was, i replaced the O2 sensor, plug wires, plugs, and got an oil change. My cat is the original one that came on the car (i think..). If anyone could tell me how to get my NOx ppm levels down, that would be GREATLY APPRECIATED!!!! +++ REPS REPS REPS will be given all over the place.
    :boobies:
    Also, i had to test the car twice. The first time i did it, the car overheated because my radiator fan is on a manual switch and the switch wasnt on.... next thing i knew, i saw smoke coming out and coolant was all over the floor. The test wasnt completed... So, i tested it the 2nd time with the rad. fan ON the whole time, and these are the results i got. Also, the car is modded with only an intake.

  2. #2
    Accord->Evo EmminoDaGreat's Avatar
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    richen it up alil.

    The EMPIRE

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    Barefoot Motorsports
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    richen the mixture lil to lower temperatures u could try also advancing the timing slightly. when was the last time the cat was replaced.


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    mm...Needs some Salt teh_mugen18's Avatar
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    Quote Originally Posted by no mo hondas
    richen the mixture lil to lower temperatures u could try also advancing the timing slightly. when was the last time the cat was replaced.
    honestly, i dont know if it was ever replaced at all b/cuz i JUST got this car maybe a week or so ago. So far, all the little ''kinks'' ive found signify that the car was terribly maintained from before i had it. So, it probably has never been replaced..

    Also, how do i enrichen the fuel level when everything pretty much is completely stock?

    EDIT: I have the feeling that the combustion temps might have gotten too high and caused the NOx to go up because my engine completely overheated and was smoking/steaming and had coolant leak all over the floor. I tihnk that might have something to do with it(?)
    Last edited by GM_TUNER; 04-22-2008 at 08:45 PM.

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    mm...Needs some Salt teh_mugen18's Avatar
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    Actually, the more i think about it...i have the feeling the car failed SIMPLY because it overheated... also to add on top of the rad fan not being on, the place where i took it has a REALLY crappy cooling fan that you're supposed to put infront of the car while its running...

    but idk..??

  6. #6
    Go Dawgs
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    i feel yoru pain bro, It toke me 2 months to pass emissions
    Tuned by Lil Ray Ray's


  7. #7
    drives a beat up 626 blackshine007's Avatar
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    25/25 Test


    Reading-Allowed

    HC ppm: 98-174 PASS This means that your engine isn't running that rich

    CO %: 0.59-1.12 PASS It has a good state of tune and the O2 sensors are ok

    NOx ppm: 1258-1258 Barely passed....Bad catalytic converter

    RPM 2138 out of 3000max

    CO+CO2%: 14.2-6.0min PASSYou don't have an exhaust leak that's noticeable



    50/15 Test

    Reading-Allowed

    HC ppm: 97-180 PASS

    CO %: 0.60-1.01 PASS

    NOx ppm: 1869-1378 FAILED bad catalytic converter

    RPM 1936 out of 3000max

    CO+CO2%: 14.3-6.0min PASS

    Fuel Cap Test 1 --- PASS



    Quote Originally Posted by GM TUNER
    My NOx ppm's were much too high during the 50/15 test. What i did to the car before going to take the test was, i replaced the O2 sensor, plug wires, plugs, and got an oil change. My cat is the original one that came on the car (i think..). If anyone could tell me how to get my NOx ppm levels down, that would be GREATLY APPRECIATED!!!! +++ REPS REPS REPS will be given all over the place.
    :boobies:
    Also, i had to test the car twice. The first time i did it, the car overheated because my radiator fan is on a manual switch and the switch wasnt on.... next thing i knew, i saw smoke coming out and coolant was all over the floor. The test wasnt completed... So, i tested it the 2nd time with the rad. fan ON the whole time, and these are the results i got. Also, the car is modded with only an intake.
    The engine according to the specs run fine. Your catalytic converter is no good. replace it, drive it for at least a couple of days to break it in and retest. It should pass with better numbers. Though the car could've been easily ran in 2nd gear and it probably would've passed. That's my take.

    K series 626. That's right. It's got a K in it.

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    Quote Originally Posted by blackshine007
    25/25 Test


    Reading-Allowed

    HC ppm: 98-174 PASS This means that your engine isn't running that rich

    CO %: 0.59-1.12 PASS It has a good state of tune and the O2 sensors are ok

    NOx ppm: 1258-1258 Barely passed....Bad catalytic converter

    RPM 2138 out of 3000max

    CO+CO2%: 14.2-6.0min PASSYou don't have an exhaust leak that's noticeable



    50/15 Test

    Reading-Allowed

    HC ppm: 97-180 PASS

    CO %: 0.60-1.01 PASS

    NOx ppm: 1869-1378 FAILED bad catalytic converter

    RPM 1936 out of 3000max

    CO+CO2%: 14.3-6.0min PASS

    Fuel Cap Test 1 --- PASS




    The engine according to the specs run fine. Your catalytic converter is no good. replace it, drive it for at least a couple of days to break it in and retest. It should pass with better numbers. Though the car could've been easily ran in 2nd gear and it probably would've passed. That's my take.
    agreed plus one i just took out an emissions form where i failed on my prelude and i had around the same numbers....what you do take the failed emmisions to a tag office get your 30 days replace the cat and drive it for 100 miles
    NO NWS

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    Turbo-Wired
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    Quote Originally Posted by 93ludew/h22a
    agreed plus one i just took out an emissions form where i failed on my prelude and i had around the same numbers....what you do take the failed emmisions to a tag office get your 30 days replace the cat and drive it for 100 miles
    No. If you don't have a PASSED emissions test by the time your tag expires, you will be paying late fees. You have to spend over 2,500 I believe to get a tag without a passed emissions, and that only works one year.

    So you don't need to take your failed emissions to the tag office. They will just tell you to come back when it's passed or when you're eligible for an exemption.

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    Barefoot Motorsports
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    Quote Originally Posted by Kaiser
    No. If you don't have a PASSED emissions test by the time your tag expires, you will be paying late fees. You have to spend over 2,500 I believe to get a tag without a passed emissions, and that only works one year.

    So you don't need to take your failed emissions to the tag office. They will just tell you to come back when it's passed or when you're eligible for an exemption.
    but what u do need to do id your still going to drive the car. keep the failed test with u. so if u do get pulled over the tag show the test to the cop tell him your working on the issue. as long as your still within your 30 days they cant give u a ticket just a warning. the lady at the tag office told me that. i didnt believe till i got pulled over it an it played out just like she said.


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    Quote Originally Posted by no mo hondas
    but what u do need to do id your still going to drive the car. keep the failed test with u. so if u do get pulled over the tag show the test to the cop tell him your working on the issue. as long as your still within your 30 days they cant give u a ticket just a warning. the lady at the tag office told me that. i didnt believe till i got pulled over it an it played out just like she said.
    Then you got lucky I guess, because state law specifically says otherwise. Ever seen the big posters in emission stations? There's a reason why they say test early. You do NOT get a free 30 day extension to your tag by having a failed emissions test. I'm sure most cops would feel for you and might give you a warning more often than not, but I doubt really highly that any precinct is going to require their officers to not give out tickets for expired tags as long as you have "a really good reason."

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    victory is mine .::UNKNOWN::.'s Avatar
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    Quote Originally Posted by Kaiser
    No. If you don't have a PASSED emissions test by the time your tag expires, you will be paying late fees. You have to spend over 2,500 I believe to get a tag without a passed emissions, and that only works one year.

    So you don't need to take your failed emissions to the tag office. They will just tell you to come back when it's passed or when you're eligible for an exemption.
    NO! you take it up there and get a paper temporary tag.... the ones that look like dealer tags but government issue... they give you thirty days to drive it while it is bein fixed.... you have to have everything you would need if you passed but they give you that and you have 30days without any fees.... I know this bc i have done this.....
    NO NWS

  13. #13
    Certified Gearhead EK Hotch's Avatar
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    Was your car 1996 or newer?
    Quote Originally Posted by 93ludew/h22a
    NO! you take it up there and get a paper temporary tag.... the ones that look like dealer tags but government issue... they give you thirty days to drive it while it is bein fixed.... you have to have everything you would need if you passed but they give you that and you have 30days without any fees.... I know this bc i have done this.....
    Swamp

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    Certified Gearhead EK Hotch's Avatar
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    man, I hear a lot of crazy stuff people say about emission's laws.
    Swamp

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    damn i got a ticket a while back in my old prelude like the day after it failed emmisions! i guess some cops are just ****s though! are u supposed to get a read out if your car is a 0bdII like the o.p. because i just got my emmisions done but it just said i passed but didn't have the co2 reading and shyt?

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    Certified Gearhead EK Hotch's Avatar
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    No, the readings are only for tail pipe style tests(asm and tsi). OBDII gets pass or fail for: bulb check, MIL command, and OBD readiness...and of course gas cap. Yeah a failed emissions will not keep you from getting a ticket, It's up to the cop whether or not they want to give you one. I have had 3+ customers get "expired tag" tickets @ my emission station parking lot in the last 2 months and one of them got a ticket in the actual lane where I test the cars! Thats bullcrap!! dam cops.
    Swamp

  17. #17
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    so did you figure this out yet?



    anyways just Weeetard your timing a bit

  18. #18
    mm...Needs some Salt teh_mugen18's Avatar
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    Quote Originally Posted by 1siccEJ2
    so did you figure this out yet?



    anyways just Weeetard your timing a bit
    yeah, i need a new cat.

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