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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 01-26-2007

11-28-2017 08:43 PM
by Flejeune

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12

74,405

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

P0300 Random Cylinder Misfire

paqman on 05-07-2013

07-06-2013 09:49 PM
by UseYourNoggin

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6

22,561

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

More p0300 protege

mazda burner on 11-23-2011

11-26-2011 05:37 PM
by tanprotege

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1

1,960

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 08-12-2011

08-12-2011 08:20 PM
by jcr_iv

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0

3,212

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

P0300, P0340, and P0128 codes (need help)

jcr_iv on 08-12-2011

08-12-2011 08:19 PM
by jcr_iv

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0

1,675

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

Need mechanic ASAP! 98 millenia s

ashley9983 on 01-05-2011

01-05-2011 10:37 PM
by ashley9983

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0

923

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 05-26-2010

05-30-2010 04:26 AM
by SchecterGuy

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2

14,109

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

p0300 and p0421

drac2000 on 02-24-2010

03-02-2010 12:29 AM
by cogaivotchong

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1

4,588

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 12-21-2009

12-23-2009 11:14 PM
by Megalomegalodon

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1

3,396

Unhappy

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

Really bad missfire

Jimbollo on 09-11-2009

10-28-2009 11:56 PM
by Jimbollo

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3

2,959

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

Check Engine Code _ P0300 & P0421

jackgl on 10-07-2009

10-08-2009 05:25 AM
by hixx

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1

5,656

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 01-17-2009

07-22-2009 06:27 PM
by keninn

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22

8,277

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 07-09-2009

07-10-2009 07:29 PM
by Master P

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4

6,301

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

HELP! Code P0300 Millenia 2001 2.5L

smithp3834 on 09-22-2008

09-22-2008 02:31 PM
by smithp3834

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0

8,871

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 08-06-2008

08-06-2008 02:41 PM
by j_r_42

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0

5,389

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 04-09-2008

04-10-2008 08:26 AM
by nelsonjere

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1

4,387

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

CODE P0300

iamamicrowaveguy on 12-09-2007

12-09-2007 07:31 PM
by iamamicrowaveguy

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2

3,684

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

P0300 Cjeck Engine Code

YELLOW2001MP3 on 11-14-2007

11-26-2007 06:30 PM
by YELLOW2001MP3

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4

6,528

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

2001 protege random miss fire

shejam on 07-17-2007

07-27-2007 04:25 PM
by shejam

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3

3,761

02, mazda, millenia, misfire, po300, po400

CEL flash when heat is on, WHY??

JEMac on 02-16-2007

02-20-2007 07:45 PM
by JEMac

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8

2,324

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