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 12-30-2010

12-31-2010 10:03 AM
by TexasHonda

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1

6,888

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 06-18-2010

07-03-2010 05:55 PM
by Seth_13

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7

2,338

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 03-02-2009

05-18-2010 12:07 PM
by mjl5007

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2

10,020

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 02-10-2010

02-16-2010 10:59 PM
by Silentsnow

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4

3,455

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 06-03-2009

06-04-2009 03:16 PM
by mpanelli

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5

32,508

General Tech Help

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

P1361 & P0420 codes

southernboagurl on 05-29-2009

06-02-2009 06:22 PM
by southernboagurl

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8

12,588

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 01-25-2009

01-28-2009 11:11 AM
by jcocker03

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9

3,060

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 01-02-2009

01-02-2009 10:55 AM
by finch13

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2

3,948

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 11-03-2008

11-19-2008 06:14 PM
by Dairus

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14

5,418

General Tech Help

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

P0420 code

cjbrose on 10-12-2008

10-14-2008 11:57 AM
by 00AccordLX5spd

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8

4,719

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 09-28-2008

09-28-2008 08:58 PM
by TexasHonda

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3

1,821

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 09-16-2008

09-16-2008 06:08 PM
by hondadude

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2

6,988

General Tech Help

23vtec, 99, accord, p0420

check engine code help

yanxuhec on 08-07-2008

08-07-2008 11:14 PM
by JimBlake

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1

1,283

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 04-16-2008

04-17-2008 12:08 AM
by finch13

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1

1,336

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 03-25-2008

03-29-2008 06:35 PM
by alpha0r

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5

7,662

General Tech Help

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

Code P0420 need help!

ruoyang on 02-09-2008

02-11-2008 09:49 PM
by Treaddirt

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7

5,208

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 05-10-2006

02-07-2008 01:03 PM
by accrd94ex

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18

22,473

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 12-05-2007

12-10-2007 08:30 PM
by HondatechAV6

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21

21,990

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 07-07-2007

10-16-2007 08:01 AM
by ajluu

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6

3,226

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 09-29-2007

10-02-2007 02:53 PM
by 00AccordLX5spd

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8

28,859

General Tech Help

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