My v3 BNRs4 only hit 13psi on wastegate when it was supposed to hit "anywhere between 14-17 psi”
Justin said that's completely normal. altitude could affect it, I'm at 5200 feet.
Alright guys, after 3 months of the car being down, injector cleaning and new seals not working, and not even the dealer figuring out what's wrong, I just fixed the issue
Turns out, it was the ECU the whole time!
I guess I did the oscilloscope test wrong because it was sending a pulse to my...
Besides testing the ECU with an oscilloscope, Justin hasn't said too much. Here are the logs that I sent Justin
Recently I pulled injectors and I found that
1. They were all super dirty
2. previous owner only put aftermarket seals on 3 of the injectors?? not 4??
Justin basically said one of my...
3.5 inch damond motorsport intake, the MAF is calibrated and was working before this issue suddenly popped up
Also I'm getting no rich or lean codes, just the random misfire only on startup
Also threw a smoke machine on the intake and there are 0 boost leaks
AFRs looked fine too I think? Idk id...
It was off a part out car, so they are confirmed OEM. And like I (might) have mentioned I rotated through a brand new single one as well
Plugs were from the local O'Reilly's
Hey guys! I need some help. My car stutters/chops/misfire under load.
Here is some information about my car:
2007 mazdaspeed3
Engine was rebuilt 3 months ago (bent rod lmao)
FBO, BNRs4, middle of getting tuned with Justin using versatuner
Here's a further explanation of my issue:
When slowly...