LOG IN
REGISTER
Forums
General
New Member Area
Off Topic
Sights n Sounds
General Tech Help
Do-It-Yourself Section
Ride Of The Month
HAF Regions
Honda News/Reviews
Your Ride
Appearance
Audio/Visual Electronics
Detailing
Engine & Internal
Headers, Intake, & Exhaust
Nitrous, Super Chargers, & Turbos
Suspension
Tires & Wheels
Sponsoring Vendors & Classifieds
Vendors Group And Special Buys
PRIVATE For Sale / Trade Classifieds
Private 'Wanted' Classifieds
Other
HAF Help & Suggestion Center
Marketplace
Vendor Directory
Become a Vendor
New Posts
Tools
Car Payment Calculator
Tire Rim Calculator
Recalls
Technical Service Bulletins (TSBs)
Members List
Live Feed
Gallery
View Dark Mode
Please register or login to enable Dark Mode.
Log In
Register
Threads
Google
Threads
Posts
Advanced
Honda Accord Forum - Honda Accord Enthusiast Forums
Log In
|
Register
Dark Mode
Please register or login to enable Dark Mode.
Contact Us
Your Privacy Choices
Manage Preferences
Archive
Advertising
Cookie Policy
Privacy Statement
Terms of Service
Affiliate Disclosure
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
×
Log In
Forgot your Password?
By logging into your account, you agree to our
Terms of Use
and
Privacy Policy
, and to the use of cookies as described therein.
Honda Accord Forum - Honda Accord Enthusiast Forums
Tags
Threads Tagged with
p0420
Community Links
Pictures & Albums
Members
Search Forums
Show Threads
Show Posts
Tag Search
Advanced Search
Go to Page...
Page 3 of 4
<
1
2
3
4
>
Threads Tagged with
p0420
Thread / Thread Starter
Last Post
Replies
Views
Forum
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
1
7,945
General Tech Help
Need help with my 96 Accord
Seth_13
on Jun 18, 2010
Jul 3, 2010
05:55 PM
by
Seth_13
7
2,607
General Tech Help
emmssion failed code P0420 and P0401 on 99 accord ex 174k
lgnaclo
on Mar 2, 2009
May 18, 2010
12:07 PM
by
mjl5007
2
11,116
General Tech Help
P0420 code on and off
Silentsnow
on Feb 10, 2010
Feb 16, 2010
10:59 PM
by
Silentsnow
4
3,979
General Tech Help
2006 Accord w/ error code Po420
mpanelli
on Jun 3, 2009
Jun 4, 2009
03:16 PM
by
mpanelli
5
34,240
General Tech Help
P1361 & P0420 codes
southernboagurl
on May 29, 2009
Jun 2, 2009
06:22 PM
by
southernboagurl
8
13,695
General Tech Help
00 Accord EX V6 coupe
alr5022
on Jan 25, 2009
Jan 28, 2009
11:11 AM
by
jcocker03
9
3,262
General Tech Help
'99 Accord: P0420 and Sometimes Engine Hesitation & Rough Idling
gtg162y
on Jan 2, 2009
Jan 2, 2009
10:55 AM
by
finch13
2
4,848
General Tech Help
Some issues/accord 98
(
1
2
)
Dairus
on Nov 3, 2008
Nov 19, 2008
06:14 PM
by
Dairus
14
6,543
General Tech Help
P0420 code
cjbrose
on Oct 12, 2008
Oct 14, 2008
11:57 AM
by
00AccordLX5spd
8
5,871
General Tech Help
Check engine light 99 accord
has
on Sep 28, 2008
Sep 28, 2008
08:58 PM
by
TexasHonda
3
2,169
General Tech Help
P0420 codes - 1999 Honda Accord LX
tonylanz
on Sep 16, 2008
Sep 16, 2008
06:08 PM
by
hondadude
2
7,761
General Tech Help
check engine code help
yanxuhec
on Aug 7, 2008
Aug 7, 2008
11:14 PM
by
JimBlake
1
1,447
General Tech Help
New guy w/ questions on p0420 code
jonny5alive
on Apr 16, 2008
Apr 17, 2008
12:08 AM
by
finch13
1
1,753
General Tech Help
How to fix P0420 on a 1998 Accord EX
alpha0r
on Mar 25, 2008
Mar 29, 2008
06:35 PM
by
alpha0r
5
9,001
General Tech Help
Code P0420 need help!
ruoyang
on Feb 9, 2008
Feb 11, 2008
09:49 PM
by
Treaddirt
7
7,183
General Tech Help
What does "Catalyst system efficiency below threshold" code mean?
(
1
2
)
FlyLow
on May 10, 2006
Feb 7, 2008
01:03 PM
by
accrd94ex
18
23,951
Engine & Internal
Troubleshooting poor performance and P0420
(
1
2
3
)
BeansBaxter
on Dec 5, 2007
Dec 10, 2007
08:30 PM
by
HondatechAV6
21
24,064
General Tech Help
windshield washer fluid light and code p420 and p 1457
bougie_44
on Jul 7, 2007
Oct 16, 2007
08:01 AM
by
ajluu
6
3,581
General Tech Help
Catalytic converter replacement // OEM Honda or aftermarket?
62maxx
on Sep 29, 2007
Oct 2, 2007
02:53 PM
by
00AccordLX5spd
8
30,790
General Tech Help
Page 3 of 4
<
1
2
3
4
>
All times are GMT -5. The time now is
05:49 AM
.