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Mazda General Discussion
Mazda3 General Discussion
Technical / Model / Performance
Powertrain 2004-2009 Mazda3
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Stock Issues
Questions, Comments, and Problems about the stock setup and general questions.
52K
19.3M
4 d ago
Sub-forums
MazdaSpeed3 Stock Issues
52K
19.3M
4 d ago
Modifications
Questions, Comments, Problems, etc about drivetrain modification issues
130K
17.4M
2 d ago
Sub-forums
Modifications - FAQ's, How-To's
130K
17.4M
2 d ago
Forced Induction Discussion
Discussion Turbochargers, Superchargers, NOS and general FI issues.
59.9K
6.7M
13 d ago
59.9K
6.7M
13 d ago
Powertrain Technical Information, FAQ's, How-To's
Articles written by forum members relating to powerplant information about the Mazda3.
4.9K
3.1M
22 d ago
4.9K
3.1M
22 d ago
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Sticky
How To: Mazda/Ford 2.5L Swap
mazdat02
Oct 26, 2015
14
15
16
308
138K
4 mo ago
by
Tyler L
O
Sticky
Front Wheel Bearing Replacement 2004 Early 2005
optimusprime
Jan 27, 2016
8
8K
Dec 25, 2017
by
madmatt2024
O
Sticky
Problem: CEL Issues (Please post occurence and solution)
overkast
Jan 20, 2004
38
39
40
790
229K
Apr 4, 2016
by
Wisconsinite762
Help diagnosing intermittent rattle noise??
rackle
3 d ago
2
126
13 h ago
by
Milanomike
Any references for comparing/evaulating live data from scan tool
AndreAndre4
4 d ago
1
91
2 d ago
by
Hedtkes18!
Speed sensor keeps going bad?
bilitries
5 d ago
2
101
2 d ago
by
bilitries
H
CEL, AT Light, P0753 code
Hookncan41
May 21, 2014
2
36
61K
3 d ago
by
Milanomike
Help on engine swap 2.3 to 2.0
CSimonetty
7 d ago
11
301
3 d ago
by
CSimonetty
S
Which Purge valve?
Sentasi
28 d ago
17
532
4 d ago
by
madmatt2024
2004 Mazda 3 2.0l transmission issues
Bsmithhh
5 d ago
2
118
5 d ago
by
Bsmithhh
E
Loud Knock Sound
Edragon
16 d ago
11
314
9 d ago
by
Milanomike
Engine wont start after oil change.
lanetech34
Aug 24, 2012
13
8K
14 d ago
by
Bert-the-builder
S
2007 speed 3 drinking oil
shmelvin
27 d ago
6
305
18 d ago
by
Davids3
J
P0421 2006 Mazda 3 2.3 Catalytic Convter
joel1618
May 14, 2012
8
16K
19 d ago
by
spantzke
D
How many miles do you have on your 2005 Mazda 3??
deluxman
29 d ago
Poll
4
387
21 d ago
by
Barefoot
N
Car Won't Start After Engine Swap HELP!!!
noon21
Sep 18, 2009
4
5
6
101
38K
22 d ago
by
Rodjay
A
Engine Mounts (2004 Mazda3 2.3l hatchback)
Alex L.
1 mo ago
5
349
1 mo ago
by
G ~ Mini
I
AT Light illuminates / Gear switches to 3
iraklic
May 12, 2015
2
22
4K
1 mo ago
by
Milanomike
2005 at times wont shift from out of Park
gater
Jan 3, 2015
14
17K
1 mo ago
by
Ramcharger 211
Transmission problems
Driller 1976
2 mo ago
9
496
1 mo ago
by
madmatt2024
Fords/other Mazdas that use the same 2.3L "L-engine" as the Mazda 3
jim-san
Mar 20, 2015
7
19K
1 mo ago
by
Rede12
p0720, exposed wiring?
bilitries
2 mo ago
7
384
1 mo ago
by
gerrywheel
J
Excessive oil usage
joeyd
Jan 21, 2011
15
31K
2 mo ago
by
Buddywugga
J
Bad 02 Sensor, & Other Codes?
Joshyboii55
2 mo ago
0
261
2 mo ago
by
Joshyboii55
M
TCM Issue?
Milanomike
3 mo ago
17
677
2 mo ago
by
Milanomike
K
2004 Mazda 3 2.3L - Vibration Under Hood
kalex
2 mo ago
5
401
2 mo ago
by
Davids3
T
Sparks and crazy noise coming from ac clutch area??!!!
TaraR
2 mo ago
1
196
2 mo ago
by
hatch06
how to tell if power steering fluid is clean?
rpelich
2 mo ago
1
240
2 mo ago
by
hatch06
A
2007 Mazda 3 2.0L 4-speed Auto Transmission Problem
alvinwij
Nov 16, 2017
3
3K
2 mo ago
by
Foolishpride37
A/C belt
Ajar
2 mo ago
2
243
2 mo ago
by
Ajar
Mazda3 question
Masntirz
2 mo ago
1
228
2 mo ago
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shipo
Mazda 3 transmission problems
Driller 1976
2 mo ago
0
251
2 mo ago
by
Driller 1976
Transmission problems
Driller 1976
2 mo ago
0
166
2 mo ago
by
Driller 1976
Knock correction problem still
Droptmazda3
2 mo ago
10
299
2 mo ago
by
shipo
MZ3 Automatic Transmission shifting issues
Hatched3mz
3 mo ago
1
261
3 mo ago
by
shipo
M
Rod Bearing Replacement
m3smike
Sep 4, 2014
5
3K
3 mo ago
by
Pulinmazda
S
2007 S GT Sedan trunk unlatching by itself
smandable
3 mo ago
0
187
3 mo ago
by
smandable
Normal for Mazda 3 to not downshift on the instrument cluster when slowing down?
rpelich
3 mo ago
1
249
3 mo ago
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Ajar
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Powertrain 2004-2009 Mazda3
Engine, Drivetrain, Exhaust, etc
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