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Powertrain 2004-2009 Mazda3

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Stock Issues

Questions, Comments, and Problems about the stock setup and general questions.
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Modifications

Questions, Comments, Problems, etc about drivetrain modification issues
130K 16.7M
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Forced Induction Discussion

Discussion Turbochargers, Superchargers, NOS and general FI issues.
59.9K 6.5M
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Powertrain Technical Information, FAQ's, How-To's

Articles written by forum members relating to powerplant information about the Mazda3.
4.9K 3M
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  • 3M
Sticky How To: Mazda/Ford 2.5L Swap
14 15 16
304
126K
 by Tony Mazda
Sticky Front Wheel Bearing Replacement 2004 Early 2005
8
7K
 by madmatt2024
Sticky Problem: CEL Issues (Please post occurence and solution)
38 39 40
790
226K
 by Wisconsinite762
06 Mazda 3 no start
1
71
 by lout
2008 mazda 3 2.3l hatch
1
109
 by VWandDodge
Compression test results (is this normal)
15
10K
 by SSEI B
Mazda 3 Air Conditioning A/C Clutch Question When Car is Off
0
201
 by fcastro
Transmission help
0
123
 by BriScoWill
P2405
1
2K
 by MJCollins
CEL, AT Light, P0753 code
2
33
56K
 by Angelica Syn
A/C no longer works. What can I test?
7
1K
 by VWandDodge
2004 Mazda 3 no spark after motor swap
3
304
 by Robbinhood
Help needed on EVAP Leak Detection Pump issue on 2006 M3 Hatch 2.3L Auto, reported DTC code p2405
0
203
 by MJCollins
2006 2.3L - Coolant leak at water outlet
3
18K
 by Rustungbar
5 wire O2 Sensor on car, to Bosch 4 wire,
4
174
 by VWandDodge
AC Issue on '06 2.3. Stumped!
2
172
 by jchinks
Ac and Radio Issues
1
132
 by Akmnhg5A
No spark, no codes.
7
6K
 by Robbinhood
2007 1.6 TS² Engine Check Light (P0420)
1
388
 by three
Looking for a few beta testers in the San Antonio/Austin area
17
4K
 by GaTeKe3p3r
What the drivetrain loss?
1
2K
 by SlingshotSpeed3
P0138 Code O2 Sensor Replacement Question
3
526
 by johngodsmith
Question for 2.3 to 2.5 engine swap guys. 2.5 vs 2.3 acceleration.
10
2K
 by ultimica06
eBay Short Shifters? Anyone tried them?
2
328
 by johngodsmith
Short throw shifters for 1st Gen?
5
643
 by johngodsmith
Upgraded throttle body
1
226
 by iluvmud
Reduced Air intake Temperatures?! Seems likely based off my data!
0
127
 by Remington747
Upgraded Rear Motor Mount
2
20
5K
 by johngodsmith
Manual Trans Replacement ?
1
95
 by sskooter90
Another P2187 and P2177 thread
2
291
 by m3iguy
2007 3 2.3L Passenger Side Motor Mount
4
1K
 by johngodsmith
Serious Valve Cover Question
0
172
 by Kizashi
2009 2.5L swap - Newb Questions & Follow along
2
28
3K
 by xtnct
NO START, but cranks
1
176
 by sskooter90
Too much to do, not enough time...
12
3K
 by sskooter90
I dun goofed
5
613
 by MorrisGray
Noise when idling in neutral but goes away when press clutch in
7
3K
 by SurferSandman
1st Gen 3 or 6 w/ Auto Transmission
0
190
 by ultimica06
Powertrain 2004-2009 Mazda3 Engine, Drivetrain, Exhaust, etc
287.9K posts
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