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Threads Tagged with
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Thread / Thread Starter
Last Post
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Forum
P0432/P0422 codes
kaminar
on Jan 11, 2007
Nov 12, 2014
11:27 AM
by
sheldon
9
10,314
Audi A6
Warm-Up Catalyst Below Threshold (PO421/31)
(
1
2
)
Spotty
on Feb 8, 2010
Mar 25, 2014
09:53 PM
by
mcgregor32000
17
62,177
B6 Models
P0420 Catalyst System Efficiency Below Threshold (Bank 1)
(
1
2
)
M3Armand
on Jan 31, 2013
Mar 12, 2013
04:53 PM
by
Mark C
10
68,453
B5 Models
New exhaust leak made CEL disappear
(
1
2
)
Lynskey
on Jul 20, 2012
Dec 4, 2012
12:27 AM
by
galaxyreflex
10
2,897
B5 Models
P0241: Warm Up Catalyst Efficiency Below Threshold
mogwai88
on Mar 31, 2012
Mar 31, 2012
12:09 PM
by
bigdadi
1
11,594
Audi A6
Please help! CEL on! P0432 and P0422 - Just replaced both cats with aftermarket
jcrampton
on Mar 29, 2012
Mar 29, 2012
01:07 AM
by
jcrampton
0
3,908
Audi A6
P0240 Code - O2 or Catalytic Converter?
steve_burbrink
on Feb 21, 2012
Mar 11, 2012
08:09 PM
by
Smyleysjoint
6
14,132
B6 Models
codes. ideas?
Tourbo24
on Jan 25, 2012
Jan 26, 2012
03:51 PM
by
M5S5
5
3,048
Audi A6
P0420 CATS OR 02 SENSOR? 01 2.8l fwd
budhani786
on Dec 22, 2011
Dec 23, 2011
10:44 AM
by
budhani786
2
4,004
Audi A6
2004 audi a4 quattro 1.8t diagnostic trouble code p0420
mckinn43
on Nov 30, 2011
Dec 7, 2011
02:01 AM
by
MTS
1
6,220
General Tech
Fault code 16804 P0420-001 Advise Please
Harryjman
on Jun 24, 2011
Jun 24, 2011
03:58 PM
by
Harryjman
0
6,045
General Tech
Replaced CAT, throwing engine code.
(
1
2
)
McMeMan
on Jan 24, 2011
Jan 26, 2011
09:18 PM
by
McMeMan
10
2,468
B5 Models
P0431 code.
garcilla
on Aug 19, 2010
Aug 19, 2010
07:21 AM
by
02A6Beau
1
6,054
General Tech
Service my car
bigomaster
on Aug 13, 2010
Aug 15, 2010
01:15 AM
by
bigomaster
7
937
New Member Welcome Area
Catalyst code??
fly200
on Mar 20, 2010
Mar 20, 2010
04:52 AM
by
fly200
0
1,514
Audi TT
B6 Quattro 3.0 A little help needed....
PaulA4
on Aug 28, 2009
Aug 31, 2009
04:50 PM
by
Dan1969
6
1,007
B6 Models
here are some codes.... need help
brooklands204
on Feb 22, 2009
Jun 18, 2009
01:31 AM
by
Tweaked
2
2,282
B5 Models
is this a bad muffler?
b0b0
on Feb 22, 2009
Feb 22, 2009
07:23 PM
by
b0b0
0
1,008
Audi A6
Trouble code: PO431-Help!
(
1
2
)
TaraLynn
on Jul 25, 2006
Jan 16, 2009
07:06 PM
by
cvtkid04
11
10,407
General Tech
P0420 Bank 1: Efficiency Below Threshold CEL on 2001 Audi A6 Avant
win_r6_02
on Nov 24, 2008
Nov 25, 2008
05:32 PM
by
win_r6_02
6
10,774
General Tech
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