The final solution was I replace the wire from the PCM to the Fuel pressure sensor and the problem never came back. I beleive ultimately there...
So this is a very slow project, but I went out today and replaced the PCM pins for the high pressure fuel pump and the car ran great after this. I...
So I went out today and am fairly certain the problem is at the PCM wire connector harness. I had tested the old PCM and it was outputting 5...
Finally getting back to this project. I did replace the PCM and I had the dealer program it and the keys and I still have the same problems...
OK so an update on the car. Sorry for the long delay, but this is a project for me. I have found the PCM to be faulty. I have sent it off for...
I don't know history of the car, but it appears to be all stock engine wise. The car has been lowered, with larger wheels, but that is all I see....
A little history since I am new around here. I just bought my first Mazdaspeed 3. I am totally new to Mazda. I was looking for a fun little car,...
Hello, I am new to Mazda Ownership. I previously owned a Nissan 350Z and Audi S3, and I had to sell them due to health reasons. I now drive a...
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