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CorvetteForum - Chevrolet Corvette Forum Discussion
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Threads Tagged with
p0430
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Forum
[Z06]
There is now a TSB for the check engine light/cat converter issue
(
1
2
)
vette ruminator
on Mar 18, 2009
Aug 31, 2020
08:35 PM
by
Nasti12
23
7,985
C6 Corvette ZR1 & Z06
'vettes throwing a code: P0420
And7Baller
on May 1, 2009
Feb 25, 2020
10:09 AM
by
jjc508520
14
17,164
C5 Tech
code help P0420,P0430
realcanuk
on Jul 24, 2011
Mar 18, 2016
09:50 AM
by
Dude_man
17
12,928
C6 Forced Induction/Nitrous
Help with Engine codes
vic82
on Jul 31, 2011
Aug 2, 2011
05:05 PM
by
Thule
2
1,043
C6 Scan & Tune
Emissions Check Engine Light
(
1
2
)
mac823
on Apr 20, 2011
Apr 21, 2011
07:25 AM
by
MARSC6
22
5,499
C6 Corvette General Discussion
P0420/p0430
SSGT's99vette
on Feb 4, 2011
Feb 8, 2011
08:10 AM
by
SSGT's99vette
6
2,457
C4 Tech/Performance
Exhaust Shop in Austin
oneshot
on Jan 28, 2011
Jan 29, 2011
06:40 AM
by
ROC OUT
1
505
Southwest
Have O2 codes P0420 & P0430 need help!!
1badzo6
on Jul 13, 2010
Dec 14, 2010
09:58 PM
by
Joe_G
9
3,627
C6 Tech/Performance
Trouble Code P 2068 H, help please!
Nick1
on Sep 11, 2010
Sep 11, 2010
10:09 PM
by
Nick1
2
4,438
C5 Tech
P0430 Catalyst System Low Efficiency Bank 2 Code Back
Vette Nut
on Aug 4, 2010
Aug 12, 2010
01:12 PM
by
h8bumps
9
11,844
C6 Tech/Performance
Can i clear a check engine light ?
Vette Nut
on Jul 22, 2010
Aug 2, 2010
09:17 AM
by
brian90505
18
15,159
C6 Tech/Performance
p0430 Cat Low Efficiency
puzzleboy
on Jun 7, 2010
Jul 7, 2010
01:38 PM
by
MrLeadFoot
12
10,376
C5 Tech
[Z06]
P0420 Code
SziTech
on Jun 23, 2010
Jun 25, 2010
07:18 PM
by
old.hot.rodder
8
9,654
C6 Corvette ZR1 & Z06
P0300 Code & Fuel odor
(
1
2
)
EFI-1
on Dec 14, 2008
May 2, 2010
09:30 PM
by
EFI-1
20
18,660
C5 Tech
[Z06]
Friends Z06 threw a P0207 and P0430 code?
kero
on Apr 11, 2010
Apr 12, 2010
02:26 PM
by
Les
4
2,100
C6 Corvette ZR1 & Z06
Code po420
MIKE LAZENBY
on Feb 27, 2010
Feb 27, 2010
10:05 PM
by
martysauto
4
2,033
C6 Scan & Tune
'05 C6 M6 Check Engine Light
Cajun @ Edgyvette
on Nov 26, 2009
Dec 3, 2009
04:53 PM
by
unbreakable
11
1,459
C6 Scan & Tune
Service Active Handling/Service Vehicle Soon
(
1
2
)
Yule
on Jan 19, 2008
Nov 5, 2009
10:08 PM
by
KeyoRacing
33
6,428
C5 General
P0430 code Low efficiency Bank 2
kloller
on Nov 5, 2009
Nov 5, 2009
09:15 PM
by
kloller
2
1,509
C5 General
Must pass emissions! Please help!
nitrod86gt
on Sep 21, 2009
Oct 9, 2009
09:07 AM
by
Ron@Vengeance Racing
17
9,316
C6 Scan & Tune
c5 went crazy
gorghamak
on May 31, 2009
Jun 7, 2009
07:26 AM
by
gorghamak
12
1,409
C5 Tech
[Z06]
GM Error Code? What does it mean?
(
1
2
)
Datawiz
on Dec 19, 2008
Jan 31, 2009
07:50 PM
by
seevi
38
4,761
C6 Corvette ZR1 & Z06
Long tube headers
Cumnhot
on Jan 11, 2009
Jan 12, 2009
09:13 PM
by
Cumnhot
6
711
C5 Tech
Question for those that leave the NPP valves open
SSRogers
on Oct 31, 2008
Oct 31, 2008
10:49 PM
by
jschindler
18
705
C6 Tech/Performance
I am absolutely stumped
(
1
2
3
)
99FRC Newb
on Apr 24, 2008
Apr 30, 2008
10:58 AM
by
99FRC Newb
59
4,424
C5 Tech
Disable P0420 and P0430?
clif
on Apr 3, 2008
Apr 3, 2008
10:31 AM
by
FRCTony
2
3,569
C5 Tech
some help with p0420 and p0430 please
bill mcdonald
on Feb 4, 2008
Mar 4, 2008
08:04 PM
by
flynbya2
15
2,275
C5 Tech
p0430 now. How to force "ready" mode?
bill mcdonald
on Jan 6, 2008
Jan 6, 2008
07:47 PM
by
bill mcdonald
1
608
C5 Tech
P0430 code
whitebullet7
on Dec 22, 2007
Dec 26, 2007
06:52 PM
by
CV62
2
1,041
C5 Scan & Tune
Trouble Code P0430 ???
Bushong572
on Nov 12, 2007
Dec 26, 2007
06:50 PM
by
CV62
11
2,988
C6 Corvette General Discussion
P0420 P0430 Error
BaileyD
on Nov 19, 2007
Nov 19, 2007
05:37 PM
by
Humanoid 2.0
7
885
C5 Tech
P0420 & P0430-need help
bdiddo
on Oct 23, 2007
Oct 26, 2007
01:43 AM
by
bdiddo
9
1,523
C5 Tech
P0430 on 2000 Corvette
Eep
on Oct 13, 2007
Oct 17, 2007
11:21 AM
by
Eep
3
1,039
C5 Scan & Tune
Smog Help
sacstyl
on Oct 3, 2007
Oct 7, 2007
03:20 PM
by
SLPRC5
11
1,171
C5 Tech
Kooks are installed, Check Engine Light is on!!!
thesaad
on Aug 23, 2007
Aug 25, 2007
09:34 AM
by
jirasvet
16
2,248
C5 Tech
Headers P0420 Code
toro1966
on Jul 28, 2007
Jul 29, 2007
07:02 PM
by
don.donc
16
4,621
C6 Tech/Performance
Help me understand what these codes mean
DBLX
on Jun 21, 2007
Jun 21, 2007
07:53 PM
by
SpeedyZ
2
3,785
C5 Tech
code p0430 ?
royski
on Jun 14, 2007
Jun 15, 2007
12:24 AM
by
royski
4
3,851
C5 Tech
dynatech exhaust system 35-40hp?
Z06_N_SD
on Apr 11, 2007
Apr 17, 2007
10:47 PM
by
Icemanskis
6
1,059
C5 Tech
TWC System Low Efficiency Bank 2
C52000C5
on Feb 6, 2007
Mar 22, 2007
08:50 PM
by
cbrf4i1
7
2,082
C5 Tech
Pcm Code P0430c
atsugidad
on Feb 26, 2007
Mar 22, 2007
08:48 PM
by
cbrf4i1
7
2,168
C5 Tech
Distributor codes
Kensmith
on Dec 14, 2006
Dec 15, 2006
12:04 AM
by
Kensmith
9
1,863
C1 & C2 Corvettes
10-pcm P0430 Hc
D Lamberet
on Sep 17, 2006
Sep 17, 2006
12:14 PM
by
C_Williams@RPM
1
2,296
C5 Tech
Code P0430
VetteNo2
on Jul 31, 2006
Aug 1, 2006
10:25 PM
by
VetteNo2
9
2,555
C6 Tech/Performance
[Z06]
Check Engine Light with Headers and Hi Flow Cat...
DVHoozer
on Jul 14, 2006
Jul 14, 2006
09:05 PM
by
Redline Motorsports
17
1,780
C6 Corvette ZR1 & Z06
Am I OK to drive back to Canada with these codes??? P0420 & P0430
4GTABODT
on May 17, 2006
May 18, 2006
09:15 AM
by
99 vett babycar
7
878
C5 General
Code Help - P0420, P0430
sgrubbs
on Mar 8, 2006
Mar 8, 2006
01:12 PM
by
rudolph schenker
6
1,676
C5 General
headers throwing a code?
brandon1566
on Dec 11, 2005
Dec 11, 2005
11:18 AM
by
brandon1566
6
756
C5 Tech
Which side is P0430?
larrysb
on Nov 20, 2005
Nov 20, 2005
12:22 PM
by
Mr. Lucky
2
832
C5 Tech
DIC Code P0430??
C5COM67
on Nov 8, 2005
Nov 9, 2005
08:06 AM
by
Allthrottleandsomebottle
7
850
C5 Tech
DIC code#P0430 TWC System Low Efficiency Bank 2
flynbya2
on Jul 16, 2005
Jul 17, 2005
07:20 PM
by
Y2Kvert4me
5
1,326
C5 Tech
P0430 TWC System Low Efficiency Bank 2 WHAT IS THIS???
killaz
on Jul 11, 2005
Jul 11, 2005
09:16 PM
by
killaz
0
1,689
C5 Tech
Suggestions for P0430 error
seering
on Feb 24, 2005
Feb 24, 2005
10:32 AM
by
wake
1
832
C4 Tech/Performance
possible P0430 errrors on a 1996
seering
on Jan 17, 2005
Jan 17, 2005
08:57 AM
by
seering
0
413
C4 Tech/Performance
What causes P0430 Catalyst System Efficiency Below Threshold (Bank 2)
Cobra4B
on Dec 23, 2004
Dec 23, 2004
09:28 AM
by
Alex1217
3
4,038
C5 Tech
P0430 Code After Kooks Install
'06 Quicksilver Z06
on Aug 28, 2004
Nov 3, 2004
07:55 PM
by
sweetcharity
6
1,707
C5 Tech
Need some help with codes: P0430 & C2120
Ex_F-Body_Enthusiast
on Jun 11, 2004
Jun 15, 2004
07:04 PM
by
IrishMac
1
1,101
C5 Scan & Tune
Dynatech Headers
edlipman
on May 1, 2004
May 9, 2004
11:54 PM
by
bgood
5
1,158
C5 Tech
Ugh, i cannot win. are these codes important? P0507 (high idle) and P0430 cat inefficient?
T_Vert
on May 5, 2004
May 5, 2004
11:14 PM
by
TT_Vert
1
1,360
C5 Tech
Code P0430? Anyone have a clue on this? "P0430 TWC System Low Efficiency Bank 2"
T_Vert
on May 4, 2004
May 5, 2004
06:48 PM
by
TT_Vert
12
1,826
C5 Tech
Z06 H-pipe and code P0430
larrysb
on Mar 28, 2004
May 5, 2004
02:10 PM
by
TT_Vert
4
1,097
C5 Scan & Tune
Z06 H-pipe and code P0430
larrysb
on Mar 28, 2004
Mar 28, 2004
03:29 PM
by
larrysb
0
427
C5 Tech
P0430 with Z06 h-pipe?
larrysb
on Mar 5, 2004
Mar 6, 2004
08:42 PM
by
larrysb
6
649
C5 Tech
PCM codes P0420 & P0430 Replace CATS Anyone have these codes?
speedyc5
on Feb 1, 2004
Feb 7, 2004
10:48 AM
by
speedyc5
11
2,152
C5 Tech
C0430 TWC system?
Phil97SVT
on Sep 2, 2003
Sep 3, 2003
11:34 AM
by
Phil97SVT
3
1,136
C5 Tech
code p0430 system low efficiency, am I losing power?
1fst99z
on Jun 29, 2003
Jun 29, 2003
11:08 PM
by
1fst99z
3
587
C5 Tech
Code help: P0430 and P1133
The One
on Jan 27, 2002
Jan 28, 2002
09:18 PM
by
The One
7
1,294
C5 Tech
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