po420 - RX8Club.com - Threads Tagged with po420

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2000, backfire, bank, catalyst, clears, code, efficiency, engine, giuffre, grand, lawsuit, mazda, p0420, po420, rx8, threshold

1 Attachment(s)

P0420 Cataclyst System Efficiency Below Threshold (Bank 1)

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Multi-page thread

1 2)

bugster on Aug 7, 2008

Oct 9, 2019 01:29 PM
by Imgunnaownu

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44

91,107

Series I Trouble Shooting

bad, cat, club, code, failure, gas, happen, p0301, p0420, p0420p0301, p301, po301, po420, pontiac, rx8, start, worst

P0420/p0301

kathykat0710 on Jun 19, 2011

Jan 14, 2012 09:09 AM
by Mazurfer

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13

8,332

Series I Trouble Shooting

cel, code, p0420, po420, rx8, troubleshooting

Cel p0420

Ndsully on Oct 19, 2011

Oct 19, 2011 01:01 PM
by Ndsully

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10

1,971

Series I Trouble Shooting

12w6, 2004, catalytic, code, converter, cost, epagovomsconsumerwarr95fstxt, mazda, p0420, pepboys, po420, ports, problems, replacing, rx8, rx8club

P0420 Catalytic Converter?

renaldo on Mar 31, 2009

Feb 25, 2011 02:22 AM
by bumblebeerx8

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17

9,943

Series I Trouble Shooting

, 82, bad, code, gas, overheating, p0420, po420, relay, rx7, rx8, shut, slightly, smell, sulphur, thermostat, wiring

P0420 and overheating

miya on Jun 10, 2009

Sep 13, 2010 03:06 AM
by yiksing

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14

11,791

Series I Trouble Shooting

Question

0355, 04, code, ecu, error, mazda, p0031, p0420, po420, rx8

ECU error Code help needed

Paul Woodsford on Dec 8, 2009

Dec 8, 2009 01:18 PM
by kersh4w

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1

1,801

Series I Tech Garage

2004, code, codes, coils, engine, error, fault, infamous, mazda, obd, p0420, p420, po420, rx, rx8

ah! the infamous P0420 code! what now

Xander on Jun 4, 2009

Jun 8, 2009 02:54 PM
by NotAPreppie

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5

3,543

Series I Trouble Shooting

2007, code, fault, gauge, installing, leading, location, mazda, o2, p0420, po420, rx8, sensor, sensors, stock, troubleshooting, wwwp0420com

P0420 Code, odd

L337fpc on Feb 15, 2009

Feb 15, 2009 05:31 PM
by L337fpc

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5

8,286

Series I Trouble Shooting

420, code, collision, conover, flooding, mazda, morristown, nassau, nj, po420, problem, rx8, whats

3 Attachment(s)

Help fellas Another PO420 code What to do?

Pico on Jan 26, 2009

Feb 6, 2009 08:05 AM
by Pico

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17

1,504

Series I Trouble Shooting

2007, bad, code, eccentric, engine, error, mazda, misfire, okada, po420, rx8, rx8club, sensor, shaft, trouble

Misfire and po420 error code

ferris11 on Feb 27, 2008

Feb 29, 2008 11:08 AM
by ferris11

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15

6,431

Series I Trouble Shooting

420, code, emissions, error, mazda, po160pd, po420, rx8, trouble

po420 error code

ferris11 on Jan 27, 2008

Jan 27, 2008 11:43 PM
by nycgps

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2

1,012

Series I Tech Garage

4020, catalytic, check, code, converter, engine, failed, fix, light, mazda, obd, p0420, p420, plug, po420, rx8, spark

Check engine light P0420

u1cracka on Apr 8, 2007

Apr 13, 2007 02:23 PM
by u1cracka

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7

6,388

Series I Tech Garage

2005, actron, bank, cel, code, delete, mazda, p0420, pending, po420, rx8, rx8club

p0420 cel

onekwik7 on Dec 21, 2005

Dec 23, 2005 10:00 AM
by Cool-Blue-Dad

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6

2,113

Series I Tech Garage

catalyst, dtc, efficiency, mazda, owners, p0420, po420, rx, rx8, rx8club, system, threshold

1 Attachment(s)

P0420 Catalyst Problem ?

nycgps on Dec 5, 2005

Dec 5, 2005 10:02 AM
by nycgps

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3

2,787

Series I Tech Garage

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