High nox at 15mph + 1998 integra

WebOct 16, 2006 · Anybody have any information that could help me figure out what to check so that I can fix it! Max NO at 15 mph was 501 ppm, mine was 667 ppm. Everything else was in spec. I'm thinking EGR valve, and I want to know if a nut kit or leaky regulator in the plenum could cause this too while i'm working on that. Any help would be appreciated... WebJul 1, 2013 · edjack, the smog facility was only about 6 miles away. I spent maybe 8-10 min on the highway along with a few local roads. I turned off the car when I parked for maybe 5 min before the tech drove it in during the test. After I replace the pre-cat O2 sensors I will drive it hard for a good while before doing the test.

1998 Toyota Tacoma 3.4L Failed CA Smog Test. High NOx at 15mph …

WebMay 7, 2024 · My 1998 Nissan Altima failed my smog check with high NOx (max NOx: 443 @ 15mph mine: 1026 NOx). No check engine light but a code of P0325. No other code show on meter. When I check the EGR valve (pull up on diaphragm underneath the valve) it stalls the car so seems to be working. WebWe would like to show you a description here but the site won’t allow us. impact of mining on water resources https://gameon-sports.com

Honda Civic high NO readings - SmogTips.com

WebJan 11, 2011 · No go. Here are my numbers: 1st test (drove 20 miles on freeway before taking test): /////////// 15mph // 25mph RPM ////// 1716 // 1698 CO (mea) 15.1 // 14.9 O2 (mea) 0.1 // 0.2 HC (max) 61 // 35 HC (mea) 26 // 19 CO (max) 0.34 // 0.47 CO (mea) 0.15 // 0.21 NO (max) 486 // 502 NO (mea) 626 // 658 WebNox is created when engine combustion chamber temperatures rise above 2500f. There are a few reasons your Honda Civic could create high NO. Two main things however are a lean fuel mixture, which is typical of a vacuum leak. A vacuum leak is basically unmeter air entering the intake manifold. The second is a defective EGR system (if your Honda ... WebSep 9, 2012 · 15mph 14.8 - 0 - 1 - .02 - 655 25mph 14.8 - 0 - 1 - .01 - 0 Those are all the measured numbers The 15mph max for NO is 467, and that is the only thing I failed. So to make this clear, I have 2 questions 1. Does the missing exhaust component deal with NO? 2. Why does the NO number drop to 0 at 25mph? impact of mining to the environment

Used Acura Integra for Sale in Gastonia, NC Edmunds

Category:Failed Cali smog! PLEASE HELP! high NO levels (ppm).

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High nox at 15mph + 1998 integra

Failed emissions, NOX high, ONlY at 25mph Bob Is The Oil Guy

WebJan 15, 2016 · HC, CO all low well within limits. vehicle has 187,000 miles on it. perform a chrysler top end cleaning (better version of sea foam) nox drops to 1,000 NOX at 15, 880 … WebJan 30, 2024 · High NOx is caused by elevated combustion temperatures. Some of things that can cause high NOx readings are, a malfunctioning EGR system, an engine that’s …

High nox at 15mph + 1998 integra

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Web1997 - 2001 jdm honda cr-v 2.0l engine /1990 - 2001 acura integra high comp b20b engine only. $1200.00. sold. jdm 1990-2001 acura integra b18b 1.8l engine jdm b18b obd1 … http://www.dodgedakota.net/boards/gen/27092.html

WebJan 12, 2009 · NOx is 622, limit is 517 in the 15mph test (25mph passed). I know this means high combustion temps and its probably running a little lean. So... I'm wondering if bumping up to mid or premium grade gas (higher octane, slower burning) might help reduce combustion temps and therefore NOx? Would it mess up the HC or CO?

http://www.automotiveforums.com/t627916-car_won_t_smog_high_nox_emissions_at_15mph.html WebEngine Overheating - Inadequate engine cooling can will high NOx. If your vehicle's cooling system is not working efficiently, (i.e. bad radiator, thermostat, hoses) high NOx will be …

WebMar 16, 2012 · The most likely source of the high Hydrocarbon (HC) is clogged or drippy injectors. Change the fuel filter if it is over 48K miles. Ran two or more tanks full of Chevron gas will help clean out the fuel system. The air fuel ratio can be off is the air filter is clogged or the mass air flow sensor give incorrect data to the computer (ECU).

WebOct 6, 2012 · just NOx at 15mph. everything else passed. even NOx at 25 mph passed. another thing is that on my first test when i didnt have precats, my NOx levels were … impact of miracle on iceWebAug 21, 2010 · hc at 15mph max: 90 measured: 112 hc at 25mph max: 43 measured: 43 This is the 2nd time I failed smog. 1st time was cuz I had a 49 state legal cat, switched it out and now all my numbers look good cept the HC. I ran the car for a good 30 minutes before smogging. I'm thinking switch the... list the contents of faeces stoolWebHonda Civic high NO readings. I own a 1995 Honda Civic. I need to know if a cold air intake and/or dirty EGR valve cause high NO readings? My Honda Civic recently failed the smog … impact of miscommunication in healthcareWebNov 16, 2024 · Posts: 6. California SMOG Help Needed - High NOX at 15mph. Hi 4runners, Need your help on passing my Smog... Facts: -1997 4Runner SRS Limited 4WD - Stock with 175k miles. -Engine was rebuit about 5k miles ago after radiator broke and it over heated. - Since then check engine light was on for piston misfire but since was running fine and … list the commonwealth statesWebSep 8, 2024 · Where the legal limit for NOx emmision at 15mph is 459 parts per million, my car was putting out 583 parts per million. This was a FAIL, which meant that I had to take action to fix this car, so that it polluted less. impact of missing hsts headerWebI have a 1998 328is. Went to smog at a test-only center and it failed. 15mph: HC max = 55, meas 91 (fail) 15mph: NO max = 437, meas 532 (fail) RPM = 1651. 25mph: HC max = 39, … list the components of the urinary tractWebSep 7, 2015 · HC was 1 at 15mph and 0 at 25mph. CO was 0.02 at 15mph and 0.03 at 25mph. Engine RPM was 1800 at 15mph and 1700 at 25mph. CO2 was 14.5 both times (but there is no limit) and O2 was 0.04 and 0.06. I bought a can of "guaranteed to pass" and put it in the gas tank immediately after failing the test. impact of missing from home