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Honda-Tech - Honda Forum Discussion
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Threads Tagged with
p420
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Threads Tagged with
p420
Thread / Thread Starter
Last Post
Replies
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Forum
98 civic with p0420 code
chinox2001
on Jul 12, 2007
Dec 22, 2022
09:13 PM
by
Mannyvtec805
2
11,234
Honda Civic / Del Sol (1992 - 2000)
Spark plug non fouler
(
1
2
)
Quickridez_3
on Dec 19, 2006
Jan 23, 2014
05:26 PM
by
KraZyCHOWMEIN
35
172,688
Acura Integra Type-R
Troubleshooting P0420 Code...
dlewis2583
on Jan 3, 2012
Aug 14, 2013
01:16 AM
by
Discosteak
11
21,617
Honda Accord (1990 - 2002)
'98 Accord with P0420 code, please help...
travelin' man
on Aug 24, 2011
Aug 24, 2011
06:49 AM
by
travelin' man
0
4,080
Honda Accord (1990 - 2002)
P0420, 0304, and 1399
Patman
on Dec 17, 2007
Sep 20, 2010
02:00 PM
by
natheath
3
1,834
Honda Accord (1990 - 2002)
P420 Fix?
[ej]Jonathan
on Apr 4, 2010
Apr 7, 2010
10:18 AM
by
D16SiHatch
14
6,737
Honda Civic / Del Sol (1992 - 2000)
P0420 - How to proceed?
cylord
on Jan 21, 2010
Feb 21, 2010
02:21 PM
by
TruNinja619
5
1,985
Honda Prelude
1998 Honda Accord 4 cyl: excess oil consumption
turner433
on Jan 20, 2010
Jan 26, 2010
02:41 PM
by
nus_dogg
4
15,625
Honda Accord (1990 - 2002)
P0420 code.... influenced by headgasket leak?
ffspiel
on Oct 18, 2009
Oct 20, 2009
07:57 AM
by
FraDaddy
1
5,344
Honda Civic / Del Sol (1992 - 2000)
code P0420
mrspeedy69
on May 14, 2009
May 14, 2009
12:09 PM
by
Former User
5
4,310
Honda Civic / Del Sol (1992 - 2000)
Having problems passing smog...
Cloneufc
on Feb 16, 2009
Feb 20, 2009
10:22 AM
by
stickyicky
12
1,714
Acura RSX DC5 & Honda Civic EP3
O2 Sensor....
j3nniii
on Aug 13, 2008
Oct 15, 2008
12:59 PM
by
mrmckie
7
1,452
Honda Prelude
420 (Throttle Control) code for 97 accord SE
phobin1
on Jul 21, 2008
Jul 30, 2008
11:04 AM
by
bseriescrxsi
12
1,700
Honda Accord (1990 - 2002)
Engine Code p420
Quickridez_3
on Dec 15, 2006
Dec 16, 2006
05:02 PM
by
sicones
7
1,010
Acura Integra Type-R
code P420
ironryder
on Jun 21, 2006
Jun 27, 2006
05:33 AM
by
sicones
4
1,093
Honda Civic / Del Sol (1992 - 2000)
engine code P420
ironryder
on May 31, 2006
Jun 3, 2006
09:09 PM
by
street dreams
6
3,009
Honda Civic / Del Sol (1992 - 2000)
Engine Code P420: Catylist System below Threshold
AustinGT
on May 8, 2005
May 9, 2005
03:43 PM
by
AustinGT
5
2,987
Honda Accord (1990 - 2002)
ECU Code: P0420, How do you fix it? Help Please.
btrim23
on Mar 13, 2005
Mar 14, 2005
08:01 AM
by
btrim23
5
3,529
Honda Civic / Del Sol (1992 - 2000)
P420
dayaftertomorrow
on Mar 10, 2005
Mar 10, 2005
05:56 PM
by
dayaftertomorrow
2
577
Acura Integra
code 420 can anyone help with remedy?
coolme
on Sep 9, 2003
Sep 10, 2003
12:50 PM
by
allmotorls95
13
1,511
Acura Integra
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