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

Honda Accord Forum - Honda Accord Enthusiast Forums
Tags
Threads Tagged with p0420

Page 1 of 4

1

Threads Tagged with p0420

Thread / Thread Starter

Last Post

Replies

Views

Forum

Question

cel, clear, p0420, scanner

cannot clear CEL with scanner

kasdorfmisc on 06-14-2020

06-15-2020 12:18 PM
by The Toecutter

Go to last post

5

488

General Tech Help

Exclamation

2007, accord, coupe, p0128, p0420

2007 Honda Accord Coupe - P0420 and P0128

SamSlaught on 06-03-2019

07-10-2019 12:47 PM
by The Toecutter

Go to last post

6

3,192

General Tech Help

1999, 2001, accord, catalyst, catalytic, catylist, celica, converter, efficiency, egr, honda, lx, p0420, performance, repair, threshhold, threshold, toyota

Catalyst Efficiency Below Threshold--

(

Multi-page thread

1 2)

Campbell1205 on 05-15-2008

12-23-2016 10:13 AM
by Frugalhondaguy

Go to last post

13

12,068

General Tech Help

0420, 1997, 1998, accord, accrd, clear, code, codes, dtc, gas, honda, lx, p0420, reads, smell, ventilation

1998 Honda Accord LX DTC code P0420

(

Multi-page thread

1 2 3 ... Last Page)

rockhoundrob on 05-01-2012

04-01-2015 10:08 AM
by jolpot

Go to last post

41

32,352

General Tech Help

2006, 30l, accord, acura, code, codes, engine, honda, light, mdx, p0420, p0430, time, v4, v6

P0420 AND P0430 At the same Time

(

Multi-page thread

1 2)

R.A.D. on 04-29-2014

05-04-2014 11:23 PM
by PAhonda

Go to last post

10

18,617

General Tech Help

Exclamation

2007, accord, honda, inspection, o2, p0141, p0420, pass, replacing, secondary, youtube

I need help to pass inspection in TX P0420 and P0141

(

Multi-page thread

1 2)

VPofOperations on 03-18-2014

03-27-2014 01:02 PM
by VPofOperations

Go to last post

12

16,604

General Tech Help

06, 1994, 2006, accord, andp0171, bad, code, codes, honda, maf, p0171, p0420, p0420p0171, po171, po420

2 Attachment(s)

2006 Accord SE Codes P0420 & P0171

Brad6251 on 03-05-2014

03-06-2014 03:45 PM
by Brad6251

Go to last post

3

20,056

General Tech Help

Question

0138, 0139, 2006, acura, cel, code, mdx, p0420

P0420 Code on 2006 Accord

jd2006 on 02-13-2014

02-16-2014 10:41 AM
by TexasHonda

Go to last post

3

12,613

Headers, Intake, & Exhaust

2000, 2006, 36532raaa02, accord, call, check, code, codes, denso, engine, honda, light, oem, p0141, p0420, wrong

2006 Accord Engine light codes p0141 and p0420

anticrom on 05-11-2012

08-03-2013 10:20 AM
by anticrom

Go to last post

8

22,334

General Tech Help

03, 2007, accord, cat, catalytic, catayltic, code, converter, heat, honda, p0420, probable, responsible, shield, start

3 Attachment(s)

Signs you need a new catalytic converter when you get a P0420 code (with pics)

mamtsberg on 09-27-2012

05-27-2013 01:55 PM
by mamtsberg

Go to last post

3

19,233

General Tech Help

0136, 0420, 2007, accord, check, code, codes, engine, error, honda, p0420

2007 Honda Accord P0420 error code

steinberg on 05-26-2013

05-27-2013 12:26 AM
by WheelBrokerAng

Go to last post

3

9,169

General Tech Help

accord, codes, emission, emissions, failed, honda, p0401, p0420, p1457

Failed emissions with codes

Maxtor on 05-24-2013

05-24-2013 08:36 PM
by Maxtor

Go to last post

2

2,422

General Tech Help

07honda, 2005, 2007, 30, 30l, accord, acord, code, fix, honda, p0420, p420, po420, sensor, vtec

Code P0420 - What fixed your issue?

5.0stang on 04-29-2013

04-30-2013 06:19 PM
by TexasHonda

Go to last post

9

16,939

General Tech Help

accord, bad, catalytic, code, converter, exhaust, headers, honda, long, p0133, p0420, po133, po420, smokey, speed, throw, tube

P0420 and P0133 codes

(

Multi-page thread

1 2)

Dakota21601 on 03-23-2013

03-26-2013 09:12 AM
by firefighter44

Go to last post

13

8,618

General Tech Help

2003, 2007, 2013, 611, 99, abs, accord, car, code, fillup, gas, honda, lx, obd, p0420, reader

P0420 code at certain fuel tank levels??

smitty2919 on 02-25-2013

03-16-2013 10:17 AM
by khalilberry

Go to last post

6

8,121

Engine & Internal

2007, 24l, accord, blinking, car, catalytic, code, converter, cost, feels, honda, indicator, lamp, light, malfunction, p0420, weak

P0420-but unsure of diagnosis

Kevinm on 02-02-2013

02-03-2013 08:34 AM
by TexasHonda

Go to last post

1

2,225

General Tech Help

2007, accord, catalytic, check, code, days, engine, gos, honda, intermittent, light, p0420, powered, turns, vbulletin

Intermittent Check Engine Light P0420

jiggygad on 11-17-2012

11-18-2012 10:22 AM
by poorman212

Go to last post

1

10,406

Headers, Intake, & Exhaust

06, 2001, accord, code, f23a4, fix, flex, honda, obd, p0135, p0420, p1739, pipe, po135, se

3 Attachment(s)

Help with ODM Code P0420, P0135 and P1739

(

Multi-page thread

1 2)

Atl.runner84 on 10-15-2012

10-20-2012 08:44 AM
by Atl.runner84

Go to last post

13

19,589

General Tech Help

2001, accord, bank, code, common, cylinder, flex, fuse, honda, leaky, p0420, pipe, po420, problem, throwing

2 Attachment(s)

P0420 fixed no back - 2001 Accord EX

mamtsberg on 09-26-2012

10-01-2012 08:53 AM
by JimBlake

Go to last post

6

4,076

General Tech Help

2001, 4cyl, 98, accord, cat, control, converterguyscom, emission, evaporation, flex, forum, honda, p0420, pipe, rattle, selanoid, tech

1 Attachment(s)

2001 Accord P0420 CEL code - not P0459

(

Multi-page thread

1 2)

mamtsberg on 09-15-2012

09-20-2012 06:10 PM
by poorman212

Go to last post

12

4,869

General Tech Help

Page 1 of 4

1

All times are GMT -5. The time now is 07:26 AM.