p0421 - Hyundai Forum - Hyundai Enthusiast Forums - Threads Tagged with p0421

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Threads Tagged with p0421

Threads Tagged with p0421

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2002, 24, bell, bolt, code, codigo, fe, fitted, housing, hyundai, hyundi, motor, p0340, p0421, removing, santa, sensor, start, wont

2002 sf 2.4l p0421, p0340, p0335

tedallen on 10-09-2012

10-17-2012 11:09 AM
by tedallen

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1

9,016

Hyundai Santa Fe

0421, 2003, 421, cat, catalyst, code, diagnostic, efficiency, front, hyndai, hyundai, p0421, po421, sonata, troubleshooting, warm

P0421 on a 2003 Sonata (new cat?)

tjubb on 07-18-2011

07-18-2011 04:55 PM
by tjubb

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0

8,749

03, bank1, catalyst, catalytic, consumption, converter, efficiency, excessive, fouled, hyundai, oil, p0421, sonata, threshold, warm

p0421 and using oil

stevochar on 05-08-2011

05-09-2011 01:15 PM
by NovaResource

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1

2,850

Exclamation

07, 30000, azera, fe, flush, getz, hyundai, no, p0421, problem, problems, santa, sonata, tech, transmission

Transmission Problem. HELP!

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Multi-page thread

1 2)

blackwiddow on 04-22-2009

05-09-2009 04:54 PM
by jsinton

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10

10,167

Hyundai Santa Fe

2003, accent, catalyst, check, code, efficiency, elantra, engine, hyundai, light, p0421, sensor, threshold, trajet, warm

1 Attachment(s)

Need help 96' accent code p0421

95accent0321 on 08-15-2007

09-11-2007 11:51 PM
by 95accent0321

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6

6,599

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