p0420 - Honda Accord Forum - Honda Accord Enthusiast Forums - Threads Tagged with p0420 - Page 3

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Threads Tagged with p0420

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1998, accord, carmd, check, code, codes, diagnostic, engine, honda, light, p0420, p1739, po420, start, wont

1998 Honda Accord wont start with Check Engine Codes P0420 and P1739

PiksPal on Dec 30, 2010

Dec 31, 2010 10:03 AM
by TexasHonda

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1

7,974

General Tech Help

136000, 2000, accord, burning, caught, cleaning, egr, fire, honda, miles, p0303, p0420, port, t2t013pdf, v6

Need help with my 96 Accord

Seth_13 on Jun 18, 2010

Jul 3, 2010 05:55 PM
by Seth_13

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7

2,620

General Tech Help

Unhappy

1999, 99, accord, code, dete, exhaust, flow, gas, honda, insufficient, p0401, p0420, po401, po420, recirculation

emmssion failed code P0420 and P0401 on 99 accord ex 174k

lgnaclo on Mar 2, 2009

May 18, 2010 12:07 PM
by mjl5007

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2

11,157

General Tech Help

1998, 1999, 2000, 99, accord, automatically, code, engine, honda, light, lx, p0420, po420, utube, v6

P0420 code on and off

Silentsnow on Feb 10, 2010

Feb 16, 2010 10:59 PM
by Silentsnow

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4

3,993

General Tech Help

100000, 2005, 2006, 71, accord, bank, cat, catalyst, code, codes, converter, efficiency, error, honda, miles, mod09, p0420, threshold, warranty

2006 Accord w/ error code Po420

mpanelli on Jun 3, 2009

Jun 4, 2009 03:16 PM
by mpanelli

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5

34,313

General Tech Help

2006, 96, 98, accord, code, direct, fit, honda, magnaflow, means, p0420, p1361, resolve, vtec, work

P1361 & P0420 codes

southernboagurl on May 29, 2009

Jun 2, 2009 06:22 PM
by southernboagurl

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8

13,718

General Tech Help

1995, 1999, accord, catalytic, codes, coil, converter, coupe, cyl, error, honda, ignition, lexus, p0300, p0420, pack, v6

00 Accord EX V6 coupe

alr5022 on Jan 25, 2009

Jan 28, 2009 11:11 AM
by jcocker03

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9

3,268

General Tech Help

1999, 99, accord, car, check, code, engine, hesitates, hesitation, honda, idle, light, low, p0420, v6

'99 Accord: P0420 and Sometimes Engine Hesitation & Rough Idling

gtg162y on Jan 2, 2009

Jan 2, 2009 10:55 AM
by finch13

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2

4,893

General Tech Help

1738, 1998, 98, accord, code, honda, key, leaking, p0420, p1738, problems, radiator, repair, reprogram, transmission, trunk

Some issues/accord 98

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Multi-page thread

1 2)

Dairus on Nov 3, 2008

Nov 19, 2008 06:14 PM
by Dairus

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14

6,594

General Tech Help

01, 95, accord, car, code, honda, limp, mode, p0420, p0420code, p420, power, put, scion, tc, v6

P0420 code

cjbrose on Oct 12, 2008

Oct 14, 2008 11:57 AM
by 00AccordLX5spd

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8

5,900

General Tech Help

99, accord, catalyic, catalytic, check, common, converter, cord, engine, fix, gasket, honda, leaks, light, p0420

Check engine light 99 accord

has on Sep 28, 2008

Sep 28, 2008 08:58 PM
by TexasHonda

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3

2,195

General Tech Help

0420, 1999, 99, accord, catalytic, code, converter, dealer, fix, forums, gas, honda, lx, p0420, tune

P0420 codes - 1999 Honda Accord LX

tonylanz on Sep 16, 2008

Sep 16, 2008 06:08 PM
by hondadude

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2

7,782

General Tech Help

23vtec, 99, accord, p0420

check engine code help

yanxuhec on Aug 7, 2008

Aug 7, 2008 11:14 PM
by JimBlake

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1

1,458

General Tech Help

02, 0420, 1999, 2000, 2007, 23l, accord, bung, code, honda, p0420, pipe, reads, rear02, replace, sensor, test

New guy w/ questions on p0420 code

jonny5alive on Apr 16, 2008

Apr 17, 2008 12:08 AM
by finch13

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1

1,759

General Tech Help

0420, 1998, 2000, 98, accord, civic, code, exhaust, fix, honda, leaks, lx, p0420, p420, po420

How to fix P0420 on a 1998 Accord EX

alpha0r on Mar 25, 2008

Mar 29, 2008 06:35 PM
by alpha0r

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5

9,040

General Tech Help

2001, accord, big, clearing, code, cyl, driveability, emission, honda, p0420, p420, pipe, po420, problem, test

Code P0420 need help!

ruoyang on Feb 9, 2008

Feb 11, 2008 09:49 PM
by Treaddirt

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7

7,227

General Tech Help

199, accord, bb, cat, catalyst, catalytic, civic, code, converter, efficency, efficiency, gor, honda, p0420, system, threshold, trouble

What does "Catalyst system efficiency below threshold" code mean?

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Multi-page thread

1 2)

FlyLow on May 10, 2006

Feb 7, 2008 01:03 PM
by accrd94ex

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18

24,005

Engine & Internal

86, 99, accord, catalytic, code, content, conver, deficiency, honda, mod0d, oxygen, p0172, p0420, tech, troubleshooting

Troubleshooting poor performance and P0420

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Multi-page thread

1 2 3)

BeansBaxter on Dec 5, 2007

Dec 10, 2007 08:30 PM
by HondatechAV6

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21

24,190

General Tech Help

2000, accord, code, fluid, fuild, honda, honda36532paal02, light, p0420, pn, saab, trick, washer, windshield, wiper

windshield washer fluid light and code p420 and p 1457

bougie_44 on Jul 7, 2007

Oct 16, 2007 08:01 AM
by ajluu

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6

3,591

General Tech Help

23, accord, acura, aftermarket, cat, catalyst, cl, code, defouler, efficiency, honda, p0420, threshold, trick, v6

Catalytic converter replacement // OEM Honda or aftermarket?

62maxx on Sep 29, 2007

Oct 2, 2007 02:53 PM
by 00AccordLX5spd

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8

30,868

General Tech Help

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