0421 - AudiForums.com - Threads Tagged with 0421

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Threads Tagged with 0421

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0421, 2002, a4, audi, car, code, codes, fault, location, p0346, p0421, p0421p0431, p0431, p0741, pass

DTC codes P0421/P0431, needs new cats!

existence1000 on Apr 6, 2013

Apr 8, 2013 12:47 AM
by existence1000

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3

11,241

00, 0421, 1131, 2000, a4, audi, audib5s4p0421, b5, b5s4, b5s4p0421, code, diagnostic, means, p0421, po421, s4

'00 B5 S4 with P0421

the24thletter on Apr 16, 2011

Apr 16, 2011 02:08 PM
by the24thletter

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0

4,119

S Car Model Line

0421, 42, anti, audi, car, cat, code, codes, fouler, mini, p0421, plug, search, spark, trick

OK got the 0421 Code. Options / suggestions?

urban_legend on Nov 29, 2010

Nov 30, 2010 05:53 PM
by bob martin

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4

1,681

0421, 0431, 42, a6, audi, cat, cel, ecu, fix, mil, mini, p0421, p0431, reset, work

Mil p0421, p0431

bigdadi on Oct 23, 2010

Oct 25, 2010 09:55 AM
by oldmots

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1

5,451

0421, 2001, allroad, audi, cel, check, code, downpipes, eliminator, eliminators, engine, light, o2, s4, sensor, ssautochrome, vast

check engine light eliminator?

typhoonfd on Dec 3, 2007

Dec 5, 2007 01:13 AM
by meatbiscuit

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8

3,766

S Car Model Line

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