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Threads Tagged with p0300

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p0140, p0193, p0300, p2177, p2402

2007 Mazda cx7 won't idle and dies if foot not on gas

gr8solutions on Aug 20, 2022

Sep 21, 2025 07:39 AM
by Callisto

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4

8,613

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

78,706

Exclamation

egr, hesatation, misfire, p0131, p0300

2001 2.0L Protege, misfires below 2000RPM

marksk88 on Dec 26, 2015

Dec 31, 2015 01:25 AM
by marksk88

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2

6,751

2000, 2003, canister, charcoal, code, codes, fix, mazda, miata, p0300, p0455, pcode, po455, protege, protoge

2003 Protege P0455 and P0300

mizaro on Apr 25, 2010

Oct 4, 2015 08:27 AM
by tankmaker

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1

10,808

2003, code, cylinder, dx, fires, fuel, injector, leak, mazda, misfire, miss, p0300, problems, protege, vacuum

2003 mazda protege misfire

athmi100 on May 17, 2013

Mar 6, 2015 09:25 PM
by protegex

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9

37,021

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

23,941

Unhappy

01, 01mpv, 1998, 4, accelerating, bogs, catalytic, coil, condensation, cut, engine, mazda, miss, mpv, p0300, test

01 MPV multiple issues - frustrated!

Chris Hess on Jan 18, 2013

Jan 24, 2013 05:30 PM
by tanprotege

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9

8,972

2001, cat, code, cylinder, difference, mazda, mellinia, millenia, misfire, multiple, noise, p0300, p1110, problem, random

2001 Millenia S PROBLEMS

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Multi-page thread

1 2)

wmse2000 on Sep 7, 2006

Sep 13, 2012 02:08 AM
by MazdaTirol

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17

20,356

03, 1000, 1000revs, 2003, 30, maf, mazda, misfire, p0300, p0316, revs, slight, tribute, unplug, vibration

2 Attachment(s)

random misfire detected in first 1000 revs!!!

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Multi-page thread

1 2)

will4557 on Jan 12, 2012

Jan 18, 2012 07:56 PM
by will4557

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10

17,527

2003, 2003protege, code, codes, drive, es, madza, mazda, mazdaspeed, p0300, protege, stumbles, test, trouble, turning

2003 Protege ES - P0300 code

TristanP on Dec 11, 2011

Jan 12, 2012 06:32 PM
by ADC

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8

5,009

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

2,194

2004, codes, h02s21, idle, idles, mazda, mpv, p0102, p0113, p0300, po102, rough, rx8, started, van

2004 MPV rough idle woes........

epi4561 on Dec 21, 2009

Oct 2, 2011 08:57 PM
by Workinman5000

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2

11,393

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

3,824

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

1,942

05, 2003, code, cpm, fixed, maf, mazda, mazdas, p0300, rough, run, running, runs, sensor, v6

Mazda6 2.3 - Runs rough and can't figure it out

jcr_iv on May 22, 2011

Jun 5, 2011 12:37 AM
by tanprotege

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1

6,260

2002, 2004, check, code, engine, flashes, forum, madaza, mazda, mill, p0300, protege, protege5, shaking, slowing

P0300

kwamesodjinimo on Apr 22, 2011

Apr 29, 2011 10:15 AM
by Master P

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2

3,253

23, car, codes, cylinder, emissions, long, mazda, mileenia, millenia, p0300, p0400, p1402, passing, prevent, seized

1 Attachment(s)

2001 Mileenia S

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Multi-page thread

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Twincycles on Aug 17, 2010

Apr 9, 2011 12:53 PM
by rockoe

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39

11,494

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

15,095

04, 2006, bosch, car, code, daig, driving, masda, mazda, misfire, mx6, p0300, protege, random, rx

Help with P0300

AlexNISMO84 on Apr 26, 2010

Apr 27, 2010 09:09 PM
by Tracker

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3

4,255

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

5,184

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