nox - YotaTech Forums - Threads Tagged with nox

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15, 1998, 4runner, acceptable, ca, check, fail, mph, nox, ppm, runner, smog, test, toyota, values

Failed CA emissions check

kingbiscuit on 02-01-2009

02-25-2023 09:22 PM
by tns1

11

1,837

95.5-2004 Tacomas & 96-2002 4Runners

PLEASE HELP! FAILED SMOG 5 TIMES - HIGH NOX - Done Everything I Think Of

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1 2)

FourEyes on 12-22-2018

02-11-2021 09:49 AM
by 2ToyGuy

39

28,867

Pre 84 Trucks

15, 25, check, codes, displayed, fail, failed, failure, high, levels, mph, nox, numbers, smog, test

Failed smog!.. help.. high NOx 15mph test

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1 2)

cEElint on 11-01-2011

08-23-2017 08:44 PM
by TheeMikeB

32

76,805

86-95 Trucks & 4Runners

4runner, 99, co2, emission, exhaust, high, increase, leak, leaking, level, nox, ohio, reading, readings, smog, test, toyota

High NOx reading during emission test

silverunner99 on 02-21-2008

05-06-2016 09:58 AM
by ZUK

17

27,776

95.5-2004 Tacomas & 96-2002 4Runners

1988, 1990, 22r, 90, ca, corolla, evap, failed, high, isuzu, mercedes, nox, smog, system, test

Failed smog and I am LOST to whats wrong

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1 2)

crazykooter on 04-01-2009

06-22-2015 09:55 AM
by saphirekosmos

32

4,968

Newbie Tech Section

1991, 4runner, 91, alchohol, denatured, fail, failed, geo, high, inspection, metro, nox, pickup, put, toyota

My 1991 3.0 just failed NOx....

dr1553 on 06-03-2014

04-13-2015 03:00 PM
by pplusent

13

2,073

86-95 Trucks & 4Runners

15, 22re, 87, converter, egr, glowing, high, idle, idles, mph, nox, rough, running, test, toyota, vibration

87 22re running lean, high nox, rough idle

Ryan Zoltan on 10-16-2012

09-17-2013 04:44 PM
by Ryan Zoltan

5

9,132

86-95 Trucks & 4Runners

22re, 22rte, engine, high, nox, platinum, plugs, ppm, smog, toyota

22RTE failed smog high nox

Dr.DJ on 07-18-2013

07-20-2013 10:36 PM
by jerry507

4

3,845

86-95 Trucks & 4Runners

1987, 2000, 4runner, 52, 94, b3000, check, code, egr, high, nox, ppm, ranger, reading, smog, test, toyota, vsv

High NOx Problem Leads to EGR Questions

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1 2)

jgrant721 on 10-16-2012

02-24-2013 05:48 AM
by j2the-e

38

10,056

86-95 Trucks & 4Runners

15, 15mph, 4runner, 78, 95, camaro, cat, civic, failed, hc, high, mph, nox, noxs, smog

Failed Smog twice. ANOTHER High NOx!!!!! Help PLEASE!

TexFF on 08-17-2012

09-06-2012 07:08 AM
by sbagdon

17

15,737

86-95 Trucks & 4Runners

22r, 4wd, 95, adjustment, decarbonization, explorer, failing, failure, hc, high, low, nox, oxygen, sensor, test, valve

'82 4WD High NOx Test Failure

Mr. Ron on 05-20-2012

08-08-2012 05:53 PM
by rworegon

9

2,706

Pre 84 Trucks

22r, alternator, black, ca, egr, fail, failed, filter, high, modulator, nox, smog, spot, test, wreckedrex

CA. SMOG TEST FAILURE! Help from Smog Techs/other Guru's???I'll post my convo with th

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1 2 3 4 5 ... Last Page)

ChefYota4x4 on 04-18-2012

06-11-2012 03:17 PM
by ChefYota4x4

249

43,240

86-95 Trucks & 4Runners

1998, 4runner, aircare, cleaning, corolla, emission, emissions, engine, hc, high, nox, pass, reduce, steam, toyota

emissions high NOx.... again? I know....

mojo4x420 on 01-20-2009

05-16-2012 05:34 PM
by Mr. Ron

14

16,163

86-95 Trucks & 4Runners

1999, 4runner, 99, cel, change, denver, emissions, hiw, intermittent, level, levels, lower, nox, plugs, wires

1999 4Runner NOx levels & intermittent CEL

Yotawitz on 04-21-2012

04-26-2012 02:57 PM
by Yotawitz

4

1,974

95.5-2004 Tacomas & 96-2002 4Runners

1993, 3vz, 3vze, 4runner, 93, bad, bimetalic, canister, charcoal, check, gas, mileage, nox, tps, valve

93 4runner bad gas mileage

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1 2)

brad11140 on 10-21-2010

02-07-2012 08:35 AM
by 93toyrunner2

35

12,709

86-95 Trucks & 4Runners

22r, 85, 95, bad, blown, fail, gasket, head, high, nox, pickup, smog, test, toyota, truck

Failed Smog w/ High NOx after blown head gasket - where to start

toyturtle on 01-16-2012

01-16-2012 01:58 PM
by abecedarian

2

6,248

86-95 Trucks & 4Runners

15, 22r, 25, ca, california, difference, failed, high, mph, nox, pass, smog, smogfailedduetoharmonicbalancerslipped, test, timing

22R Smog test woes (CA)

dubyayoung on 10-30-2011

11-10-2011 09:23 PM
by sbhern89

5

11,398

84-85 Trucks & 4Runners

1994, 22re, emissions, hc, high, hydrocarbons, idle, nox, pass, running, smog, support, tech, test, toyota

91 4x4 pickup 22re won't pass aircare??

91_TOYOTA_4x4 on 03-16-2009

09-16-2011 08:51 AM
by w0eaj

12

4,678

86-95 Trucks & 4Runners

92, 93, access, engine, knock, nox, number, part, pickup, pigtail, replacing, sensor, toyota, truck, v6, wire

Need Access to 93 Toyota Pickup Knock Sensor Connector/Pigtail

Bows0108 on 08-20-2011

08-20-2011 01:34 PM
by Bows0108

0

2,711

Newbie Tech Section

1993, 4runner, 82, 84, 93, failed, high, mbz, nox, overheating, pass, pickup, smog, toyota, wont

Smog issue

townboy21 on 06-27-2011

06-28-2011 01:09 PM
by townboy21

4

1,764

86-95 Trucks & 4Runners

15, 25, ca, cat, decrease, high, increase, mph, nox, noxs, reading, runner, smog, test, toyota, warm

Help....High NOx at 15 MPH on smog (Calif)

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1 2 3)

Scottg97 on 10-22-2010

12-18-2010 03:23 PM
by Joshua4507

41

59,631

86-95 Trucks & 4Runners

34, 4runner, 5vzfe, 98, check, egr, forums, high, install, lo, nox, o2, p0336ckpsensor, sensor, taco, tacos, upstream, v6

Can't find my egr 98 taco v-6

garyofelkgrove on 12-17-2010

12-17-2010 11:23 PM
by garyofelkgrove

6

1,410

95.5-2004 Tacomas & 96-2002 4Runners

22re, 4crawler, 4runner, caused, clogged, egr, high, lincoln, mod, nox, project, removal, resistor, valve, water, yotatech

Did EGR removal and WoW

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1 2 3 4)

vandert on 03-01-2010

11-01-2010 01:41 PM
by shaeff

73

67,455

86-95 Trucks & 4Runners

15, 22r, 25miles, 3vze, advice, ca, doug, high, hour, lean, miles, nox, pass, passing, smog, tacoma, test, thorley, toyota

ca smog help

Joshua4507 on 10-08-2010

10-13-2010 06:35 PM
by BajaRunner

14

2,214

86-95 Trucks & 4Runners

belt, code, installation, knock, knocks, location, nox, pump, replaced, sensor, shoreline, tight, timing, torque, versus, wa, water

So after doing my timing belt, water pump, knock sensor and wire

Alex 400 on 09-29-2010

10-03-2010 12:38 AM
by Alex 400

11

1,625

86-95 Trucks & 4Runners

4runner, 5vz, 96, cal, emissions, failed, fe, motorvac, nox, passed, reducing, seafoam, service, smog, v6, work

'96 SR5 failed NOX gas

j_cd on 08-27-2010

08-29-2010 08:49 AM
by j_cd

14

2,537

95.5-2004 Tacomas & 96-2002 4Runners

34, egr, emissions, fail, full, goo, high, low, nox, ppm, pulls, reading, readings, speed, toyota, vacuum

High NOx, EGR working...

BajaRunner on 08-21-2010

08-28-2010 09:06 AM
by BajaRunner

19

9,904

86-95 Trucks & 4Runners

5vz, body, denso, due, fe, gos, high, motor, nox, position, positioning, replacing, sensor, tacoma, throttle, tps

Replaced Throttle Position Sensor

j_cd on 05-27-2010

05-31-2010 01:17 PM
by bullcrew

6

5,428

95.5-2004 Tacomas & 96-2002 4Runners

1986, 4runner, egr, emission, emissions, failed, high, idle, nox, obd1, pickup, port, runner, test, toyota

Failed emissions for the fifth time

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1 2)

yzrider273 on 09-26-2009

04-13-2010 06:47 AM
by toyospearo

37

25,255

86-95 Trucks & 4Runners

4runner, 5vzfe, 98, code, count, emissions, failed, fails, high, nox, o2, problem, reading, readings, sensor, shows, test

High NOX second failure

jduawa on 03-01-2010

03-03-2010 05:23 PM
by jduawa

15

9,226

95.5-2004 Tacomas & 96-2002 4Runners

30, 94, block, catalytic, converter, default, egr, fail, gmc, jimmy, nox, plates, ppm, replaced, runner, toyota, truck, valve

Egr

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1 2 3)

Guardian_Saint on 02-09-2007

02-05-2010 06:22 PM
by mokancraig

53

20,507

86-95 Trucks & 4Runners

22re, 2525, 4runner, 5015, 89, emissions, fail, failed, hc, high, nox, pickup, pu, speed, toyata, toyota

failed emissions

mud_monkey on 01-02-2010

01-03-2010 05:55 PM
by DupermanDave

18

2,178

86-95 Trucks & 4Runners

15mph, 4runner, 89, 91, emission, emissions, fail, failed, high, inspection, nox, reading, runner, texas, toyota

1991 4Runner failed Texas Emissions - NOx - Saga

gunpilot on 11-14-2009

12-04-2009 10:05 AM
by sb5walker

6

2,033

86-95 Trucks & 4Runners

10deg, 89, btdc, crc, emissions, emmision, formula, guaranteed, ill, nox, pass, run, test, timing, toyota, v6, wont, work

I need tips before going into emmision testing today

simpsons721 on 11-30-2009

11-30-2009 06:08 PM
by Steve777

7

2,743

86-95 Trucks & 4Runners

15mph, 1994, 3vze, 4runner, bad, cat, egr, fail, failed, fails, forum, nox, passing, portion, smog, valve

My 95 3VZE fails NOX portion of Cali. smog

motobro on 11-08-2009

11-08-2009 06:03 PM
by motobro

1

1,830

86-95 Trucks & 4Runners

crc, emissions, formula, guaranteed, high, how, kerosene, lower, nox, pass, readings, smog, test, to, xylene

Lower Nox With Premium Gas?

854x4 on 08-29-2009

10-28-2009 06:09 PM
by 854x4

3

10,710

86-95 Trucks & 4Runners

1989, 22re, check, crc, egr, fail, failed, guaranteed, hc, high, higher, idle, nox, octane, pass, pickup, smog, toyota

failed smog need 22re smog parts

cal4runner on 10-21-2009

10-22-2009 03:10 PM
by cal4runner

7

6,036

86-95 Trucks & 4Runners

alcohol, code, egr, error, fail, high, nitrus, no, nox, oxides, pass, ppm, seafoam, smog, test, valve

High Nitrous -> Error 71 -> No Smog Cert for you!

95PhoRunner on 10-11-2009

10-13-2009 02:55 PM
by Dirt Driver

6

1,494

86-95 Trucks & 4Runners

1992, 30, 4runner, 4x4, 92, emission, emissions, failed, failure, nox, toyota, transducer, v6, vacuum, valve

Failed Emissions Again

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1 2)

swaycleveland on 11-16-2007

09-26-2009 06:37 PM
by 22RUCRAZY

38

3,651

86-95 Trucks & 4Runners

1990, 4runner, 91, alcohol, emission, emissions, emmision, fail, hc, high, highautocoemissions, methyl, nox, passing, smog, toyota

high CO emission

Pani on 05-11-2009

05-14-2009 03:09 PM
by Pani

2

2,152

Newbie Tech Section

1987, 4runner, emission, emissions, nox, supra

anyone emissions tested w/ a Supra AFM?

Matt16 on 02-26-2009

02-27-2009 05:54 PM
by Matt16

5

1,089

86-95 Trucks & 4Runners

what do you all think? Help me out

keithguts on 01-23-2009

01-23-2009 07:16 PM
by abecedarian

12

1,159

86-95 Trucks & 4Runners

10, 22re, 5vzfe, acetone, california, check, extension, failed, high, nox, reasons, scirocco, smog, sucks, top

failed smog! god california sucks!

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1 2 3 4 5)

ozziesironmanoffroad on 04-25-2008

10-05-2008 05:43 PM
by ozziesironmanoffroad

89

9,798

86-95 Trucks & 4Runners

1987, 4runner, engnbldr, hard, head, high, nox, os, stanwood, svx, ted, teds, tod, toyota, valves, yotatech

had a chat with Tod Stanwood re:o/s valves

taikowaza on 05-07-2008

05-12-2008 07:56 AM
by Red_Chili

14

1,949

86-95 Trucks & 4Runners

22re, 88, air, bypassing, egr, idle, intake, lean, misfire, nox, running, runs, sensor, toyota, valves

help!! 22re running lean

toyotalytrevor on 03-31-2008

04-01-2008 06:34 AM
by dcg9381

9

24,500

86-95 Trucks & 4Runners

1993, 22re, 4runner, 95, california, diagram, emissions, fail, failing, high, nox, smog, toyota, truck, vacuum

Failed Emissions..High NO levels

dwauckerman on 03-18-2008

03-27-2008 04:06 PM
by Targetnut

18

18,480

86-95 Trucks & 4Runners

1984, 89, 93, blazer, ca, chevy, egr, failed, high, nox, pickup, pu, smog, tacoma, toyota

Failed smog - NOx

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1 2)

Jay351 on 02-07-2008

02-13-2008 12:10 AM
by Wheelingnoob

22

5,112

86-95 Trucks & 4Runners

1997, 2000, 4runner, ca, cali, california, co2, cosses, explorer, fail, failed, high, levels, nox, smog, test, toyota

Failed CA Smog - High NO level. HELP!

Badmice1 on 01-04-2005

01-14-2008 10:21 PM
by KidGusto

11

30,225

95.5-2004 Tacomas & 96-2002 4Runners

95, bring, emission, emissions, failed, gas, header, high, hydrocarbons, inspection, jeep, levels, nox, pass, texas, truck

Failed Emissions Inspection. Causes of high NOx?

Stump on 11-02-2007

11-21-2007 02:36 PM
by guzziee

17

34,563

86-95 Trucks & 4Runners

10, 12, 3vze, 3zve, 4runner, 90, 92, btdc, jumpy, nox, runs, set, setting, timing, whats

92 3vze - BTDC timing - what's acceptable?

snelson on 09-30-2007

09-30-2007 08:31 PM
by corvey

2

1,730

86-95 Trucks & 4Runners

alchol, check, emissions, engine, failed, high, nox, phoenix, smog, swap

emissions trouble

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1 2)

killa b on 08-20-2007

08-23-2007 05:26 PM
by killa b

22

2,367

86-95 Trucks & 4Runners

30, 4x4, 89, code, egr, intermediate, jumper, knock, location, nox, pickup, sensor, toyota, v6, yotatech

Knock sensor?

cmckeon on 01-21-2007

01-21-2007 08:20 PM
by Bumpin' Yota

1

2,393

86-95 Trucks & 4Runners

04310, 34, 34l, 89661, 8966104310, 8966104410, downey, emissions, header, headers, high, nox, reviews, road, sale, swap, tech, toyota, yota

Downey headers for 3.4L swap q?

RBA on 09-04-2006

09-06-2006 07:07 PM
by RBA

10

2,308

86-95 Trucks & 4Runners

1273, 22re, 4runner, california, co, failed, gross, hc, heet, high, jetta, max, nox, polluter, ppm, smog, test

Labeled a "Gross Polluter" today at the smog test!

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1 2)

Snorkeldepth on 07-14-2006

07-18-2006 03:58 AM
by maxpower_hd

23

8,497

86-95 Trucks & 4Runners

15, 15mph, 96, california, e39, failed, hc, high, mph, nox, reduce, rpm, smog, tacom, tacoma, test

CA Smog Issues - 95 Tacoma

srh1996 on 06-12-2006

06-20-2006 05:36 PM
by srh1996

10

2,276

95.5-2004 Tacomas & 96-2002 4Runners

30, 4runner, 88, cause, cleaning, egr, emissions, failed, high, kit, nox, problem, readings, toyota, v6

Failed emission (88 4runner V6)

geoduke on 08-23-2005

09-08-2005 03:52 PM
by geoduke

19

2,393

95.5-2004 Tacomas & 96-2002 4Runners

3vze, 4runner, causing, emission, failed, ground, high, knock, nox, ppm, sensor, shielding, temp, testing, wwwairchecktexascomemission

95 3VZE Failed Emission Inspection

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1 2)

Stump on 08-16-2005

08-20-2005 01:02 PM
by 4Crawler

26

6,583

95.5-2004 Tacomas & 96-2002 4Runners

1996, 95, cel, celica, failed, failing, failure, nox, smog, tacoma, toyota

1996 Failed Smog - Advice needed # incl.

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1 2)

nubreed on 02-17-2005

02-18-2005 04:20 AM
by MTL_4runner

23

2,494

95.5-2004 Tacomas & 96-2002 4Runners

2005, 2006, 96, check, checking, chevy, codes, engine, knock, light, nox, sensor, tacoma, toyota, v6

Knock Sensor Check Engine light

Batistuta on 11-29-2004

11-29-2004 07:56 AM
by Batistuta

0

1,362

95.5-2004 Tacomas & 96-2002 4Runners

30, 350, 4runner, 85, 91, check, failed, hc, high, idle, low, nox, pass, smog, tbi, v6

'93 3.0 Running rich and failed smog due to high HC and CO

Zebra on 09-18-2004

09-21-2004 10:07 AM
by Zebra

6

4,772

95.5-2004 Tacomas & 96-2002 4Runners

1995, 4runner, 81, 88, acura, ca, california, failed, high, hydrocarbons, integra, nox, pickup, sensor, smog, test, toyota

CA smog help

Tokez420 on 06-24-2004

06-25-2004 05:53 AM
by HondaTec521

17

3,925

95.5-2004 Tacomas & 96-2002 4Runners