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  1. MazdaSpeed3 Stock Issues
    Recently I had to put my EGR valve back on in order to take my car for inspection. After putting everything back together I know have no spark coming from my plugs. I have tried and went over everything. And yes all connections are correct and no lose wires anywhere. Does anyone have any idea...
  2. Powertrain 2004-2009 Mazda3
    I just finished doing a swap on mazda 3 from a 2005 2.3 to 2004 2.0. Used the 2.3 wiring harness, computer and all the sensors everything connected smoothly. The problem I am havings is no spark at the coils. Checked everything and nothing comes up. Change crankshaft position sensor did timing...
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