LOG IN
REGISTER
Forums
Meets & Greets!
Introduce Yourself
Meets & Events
Honda and Acura Model-Specific Technical Forums
Honda Accord 2018- Current
Honda Accord 2016- 2017
Honda Accord (2013 - 2015)
Honda Accord & Crosstour (2003 - 2012)
Honda Accord (1990 - 2002)
Honda Civic (2016 - Current)
Honda Civic (2006 - 2015)
Honda Civic (2001 - 2005)
Honda Civic / Del Sol (1992 - 2000)
Honda City
Honda CRX / EF Civic (1988 - 1991)
Honda CR-V & Element
Honda Fit
Honda Insight & CR-Z Hybrid
Honda Prelude
Honda Prologue
Honda S2000
Honda Minivans, Crossovers, and Trucks
Acura Integra
Acura Integra Type-R
Acura NSX
Acura RSX DC5 & Honda Civic EP3
Acura TL, RL & ZDX
Acura TSX
Classic Hondas
Honda Motorcycles
Honda Ruckus and Scooters
Honda and Acura Technical Forums
Forced Induction
All Motor / Naturally Aspirated
K Series
Engine Machining & Assembly
Hybrid / Engine Swaps
AWD Conversion Forum
Welding / Fabrication
Tech / Misc
Road Racing / Autocross & Time Attack
Drag Racing
Suspension & Brakes
Audio / Security / Video
Wheel and Tire
Paint and Body
Lighting
Engine Management and Tuning
Transmission & Drivetrain
Honda-Tech Marketplace
For Sale
Want to Buy
Classifieds: Forced Induction
Vehicles for sale
Motorcycles
Wheels
Sales Feedback
Regional Classifieds
Northern California (Sales)
Southern California (Sales)
Florida (Sales)
Texas -OK -LA (Sales)
Northwest (Sales)
Southwest (Sales)
Mid-West (Sales)
Mid-Atlantic (Sales)
Northeast (Sales)
Southeast (Sales)
Canada (Sales)
Hawaii (Sales)
Free Stuff
Sponsor Marketplace
Performance
Miscellaneous - Appearance - Lighting
Wheels, Tires, Brakes, and Suspension
Forced Induction
Honda and Acura Appearance / Cosmetic Forums
Honda / Acura
Other Make Vehicles
Appearance Build Threads
Group Threads
Detailing
Community Forums
Honda-Tech News
Regional Forums and Meets
News
Marketplace
Vendor Directory
Become a Vendor
Site Store
Membership
New Posts
Tools
Car Payment Calculator
Tire Rim Calculator
Vin Decoder
Recalls
Technical Service Bulletins (TSBs)
Members List
Live Feed
How-Tos
Gallery
View Dark Mode
Please register or login to enable Dark Mode.
Log In
Register
Threads
Google
Threads
Posts
Advanced
Honda-Tech - Honda Forum Discussion
Log In
|
Register
Dark Mode
Please register or login to enable Dark Mode.
Contact Us
About 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.
or
Login with Google
Login with Facebook
Honda-Tech - Honda Forum Discussion
Tags
Threads Tagged with
po420
Community Links
Pictures & Albums
Members List
Search Forums
Show Threads
Show Posts
Tag Search
Advanced Search
Find All Liked Posts
Go to Page...
Page 4 of 4
«
First
<
2
3
4
Threads Tagged with
po420
Thread / Thread Starter
Last Post
Replies
Views
Forum
97 LX with D16Y7 - throws code P0420
bgates2b
on Jan 23, 2006
Jan 23, 2006
06:53 PM
by
bgates2b
0
633
Honda Civic / Del Sol (1992 - 2000)
CEL CODE 67 or P0420
yee SERIOUS
on Sep 13, 2005
Sep 14, 2005
07:17 PM
by
yee SERIOUS
6
996
Forced Induction
p0420...CEL Code...Will car run lean or rich??
Geeq
on Jun 12, 2005
Jun 12, 2005
05:04 PM
by
Geeq
7
6,740
Honda Prelude
P0420 - Catalyst System Efficiency Below Threshold (Bank 1)
Integgin
on Jun 2, 2005
Jun 2, 2005
07:43 PM
by
Echo7847
3
6,415
Acura Integra
P0420 Catalyst System Efficiency Below Threshold (bank no. 1) means?
Integra_Boi
on Sep 30, 2004
Oct 1, 2004
08:07 AM
by
Integra_Boi
4
2,979
Acura Integra
help ""P0420 Catalyst System Efficiency Below Threshold (Bank 1)""
crv-R
on Aug 26, 2004
Aug 26, 2004
11:39 PM
by
crv-R
0
2,368
Acura TL, RL & ZDX
Check Engine Light P0420 on a 98 Accord 4 cyl.
Vt3cTun3r
on Apr 28, 2004
Apr 29, 2004
03:01 AM
by
Chiovnidca
6
1,184
Honda Accord (1990 - 2002)
OBD II Codes P0170,P0171 & P0420
frustrated accord
on Apr 22, 2004
Apr 22, 2004
02:48 PM
by
Chiovnidca
1
5,963
Honda Accord (1990 - 2002)
OBD II codes P0170,P0171 & P0420
frustrated accord
on Apr 22, 2004
Apr 22, 2004
11:57 AM
by
frustrated accord
0
905
Tech / Misc
P0420 CEL 67
DJone850
on Feb 10, 2004
Feb 10, 2004
05:50 PM
by
DJone850
3
573
Tech / Misc
code PO420 for 1999 accord ex 4cyl
danobot
on Feb 1, 2004
Feb 5, 2004
04:35 AM
by
danobot
7
1,974
Honda Accord (1990 - 2002)
Code: P0420 - Cat converter effeciency low......
huntarrr
on Jan 7, 2004
Jan 26, 2004
11:40 PM
by
acura_speed
3
966
Honda Civic / Del Sol (1992 - 2000)
another code again! po420(67)
blacksi-t
on Aug 5, 2003
Aug 5, 2003
10:31 AM
by
blacksi-t
0
369
Forced Induction
1998 CR-V ECU Code P0420 (67)
shatshadarach
on Jul 16, 2003
Jul 22, 2003
05:08 PM
by
acuratech
2
2,590
Acura TL, RL & ZDX
cel code P0420
brian_nbmc
on Mar 11, 2003
Mar 11, 2003
02:31 PM
by
Chiovnidca
1
666
Tech / Misc
Page 4 of 4
«
First
<
2
3
4
All times are GMT -8. The time now is
12:58 AM
.