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  1. Turbojohnny

    Poor startup and no throttle response

    Thanks for sharing the details on your issue. Seem similar to mine, but I have absolutely no start it just cranks even when priming the fuel a bunch of time. So far I replaced APS, Fuel Pressure regulator, cleaned EGR and replaced ITFP. I did just test the throttle body and I believe that is the...
  2. Turbojohnny

    Poor startup and no throttle response

    I did some poking around today. Tested battery and it's showing 12.25v Removed and reseated ECU connectors. With the KOEO I did hear a clicking noise coming from the ECU and I've read that it could be from a faulty fuel relay. Fuel does not prime so I tried bypassing the fuel resistor hoping...
  3. Turbojohnny

    Poor startup and no throttle response

    Thanks, will check that too.
  4. Turbojohnny

    Poor startup and no throttle response

    Battery was brand new. I just installed it the night before. Terminals were on tight. Car was able to start and drive for about a mile. Thanks Awafrican! Please see below. Year/Make/Model:2008 Mazdaspeed3 Mileage: 117000 Location: San Francisco Concern: not holding idle and no throttle...
  5. Turbojohnny

    Poor startup and no throttle response

    Hi All, First time posting here. Just today after changing to a new battery, car started and I let it warm up. Drove it about 1 mile from the house and the car started to not respond to the gas pedal and started bogging out and eventually shuts off. Had to get towed back home. My AP showed all...
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