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Threads Tagged with po300

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2001, blocked, cat, check, code, codes, egr, engine, light, mazda, millenia, mpv, p0300, passage, plugged, po300

P0300 Code Please Help!

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Multi-page thread

1 2)

modpup on Jan 26, 2007

Nov 28, 2017 08:43 PM
by Flejeune

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12

79,280

03, 304, capri, car, chugs, cylinder, mazda, mercury, misfire, p0300, plugs, po300, protege, replaced, spark

P0300 Random Cylinder Misfire

paqman on May 7, 2013

Jul 6, 2013 09:49 PM
by UseYourNoggin

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6

24,070

03, 05, 1998, 5th, gear, lx, mazda, mazdaspeed, p0300, po300, protege

More p0300 protege

mazda burner on Nov 23, 2011

Nov 26, 2011 05:37 PM
by tanprotege

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1

2,214

03, 0340, 2003, code, low, mazda, mazda6, p0128, p0300, p0340, po128, po300, po340, rough, rpm

P0300, P0340, and P0128 codes (need help)

jcr_iv on Aug 12, 2011

Aug 12, 2011 08:20 PM
by jcr_iv

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0

3,857

2003, code, mazda, p0128, p0300, p0340, po128, po300, po340

P0300, P0340, and P0128 codes (need help)

jcr_iv on Aug 12, 2011

Aug 12, 2011 08:19 PM
by jcr_iv

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0

1,963

98, acceleration, code, mazda, millenia, po135, po140, po300, po335, protege, slow

Need mechanic ASAP! 98 millenia s

ashley9983 on Jan 5, 2011

Jan 5, 2011 10:37 PM
by ashley9983

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0

1,092

New Member Area

check, code, engine, errorrough, idle, mazda, miata, millenia, misfire, multiple, p0300, po300, problem, protege, random, rx8

P0300 Random/Multiple Cylinder Misfire - HELP!

SchecterGuy on May 26, 2010

May 30, 2010 04:26 AM
by SchecterGuy

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2

15,231

2002, 626, code, madza, mazada, mazda, miata, millenia, millina, p0300, p0421, po300, po421, protege, reads

p0300 and p0421

drac2000 on Feb 24, 2010

Mar 2, 2010 12:29 AM
by cogaivotchong

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1

5,213

01, 2000, 2002, 25, 626, cleaning, code, egr, mazda, mpv, p0300, plug, po300, problem, protege, spark

P0300 after cleaning EGR ports 2000 2.5

captarne on Dec 21, 2009

Dec 23, 2009 11:14 PM
by Megalomegalodon

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1

3,877

Unhappy

00298, 0102702, 303, bad, bulletin, code, cox, mazda, millenia, missfire, po, po300, po305, service, technical, tsb

Really bad missfire

Jimbollo on Sep 11, 2009

Oct 28, 2009 11:56 PM
by Jimbollo

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3

3,334

01, 1999, 626, check, code, codes, engine, mazda, miata, p0300, p0421, po300, protege, protoge, tribute

Check Engine Code _ P0300 & P0421

jackgl on Oct 7, 2009

Oct 8, 2009 05:25 AM
by hixx

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1

6,183

0300, 0302, 626, circuit, code, egr, mazda, millenia, millenuim, p1113, p1402, po300, position, sensor, tribute, valve

Millenia 2000

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Multi-page thread

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jhlamothe on Jan 17, 2009

Jul 22, 2009 06:27 PM
by keninn

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22

9,190

Thumbs down

03, 2003, 626, 6s, code, codes, emissions, evap, forum, leak, mazda, misfire, po0455, po300, random, reason, trouble

2003 Mazda 6 giving me so much trouble

lulu on Jul 9, 2009

Jul 10, 2009 07:29 PM
by Master P

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4

6,811

01, 1999, 2000, 2001, 25, 25l, 98, code, firing, jerking, mazda, millenia, order, p0300, po300

HELP! Code P0300 Millenia 2001 2.5L

smithp3834 on Sep 22, 2008

Sep 22, 2008 02:31 PM
by smithp3834

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0

9,662

03, code, idle, idles, idling, low, mazda, mpv, po131, po131po151, po151, po300, po506, rough, tribute

rough idle/low idle 03 MPV

j_r_42 on Aug 6, 2008

Aug 6, 2008 02:41 PM
by j_r_42

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0

6,091

20, 2001, blinking, cel, code, codes, es, flashing, mazda, misfire, p0300, p0421, po300, po421, protege, random

Flashing CEL - P0300 & P0421 - 2001 2.0 ES

adrockin on Apr 9, 2008

Apr 10, 2008 08:26 AM
by nelsonjere

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1

4,835

23, 25, 25l, code, cycle, engine, mallenia, mazada, mazda, millenia, miller, o2, p0300, p0300mazda, po300, v6

CODE P0300

iamamicrowaveguy on Dec 9, 2007

Dec 9, 2007 07:31 PM
by iamamicrowaveguy

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2

4,182

2000, air, code, cx, engine, filter, forum, idle, mazda, mp3, p0300, po300, protege, stall, turbo

P0300 Cjeck Engine Code

YELLOW2001MP3 on Nov 14, 2007

Nov 26, 2007 06:30 PM
by YELLOW2001MP3

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4

7,204

02, 2000, 2001, 2002, code, egr, fire, firing, idle, mazda, miss, mpv, po300, protege, radome, random, valve

2001 protege random miss fire

shejam on Jul 17, 2007

Jul 27, 2007 04:25 PM
by shejam

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3

4,016

02, mazda, millenia, misfire, po300, po400

CEL flash when heat is on, WHY??

JEMac on Feb 16, 2007

Feb 20, 2007 07:45 PM
by JEMac

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8

2,582

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