stft

Year/Make/Model: 2013 Mazdaspeed 3 Tech Mileage: 84k Location: Birmingham, Alabama Concern: Severe oil dilution only 20 miles after fresh oil change its like water, ECU or Wiring issue DTC's: (please include descriptions) EGR, Rich at idle, I'll go down in the car and get them. But They've been...

Most of the time my car runs on the richer side of normal, however there are some circumstances where my STFT will climb to +25. If I'm very light on the throttle like driving through a crowded parking lot, STFT will slowly climb to +20 or more and will stay there until I let off or give more...

This is my first post here so I apologize if I mess anything up! (For reference, currently have a jbr stage 2 powerpath intake/turbo inlet, turbosmart 50/50 set to full recirc, corksport hpfp internals, jbr rear motor mount, and a catback exhaust on the car. During the time of the first 3 logs...

Hello everyone, need advice on still trying to trouble shoot this problem with negative fuel trims and afr ratio I have 2 other threads about this topic along with smoking issues and stalling out. the smoking and stalling issue was resolved with a newer turbo thanks to some members on this forum...

Here are starting mafcals for self tuning or just to get your car on the road. You will want to tweak your mafcal to be more accurate but this is a good place to start. JBR Tru-3.0 Wide Path (3" ID MAF) 0 0 0 0 0 0 0 0 0 0.03 0.05 0.08 0.14 0.19 0.26 0.36 0.44 0.56 0.69 0.83 0.99 1.15 1.35 1.55...

Here is the quick and dirty on how to perform a boost leak test and build a tester. BUILDING THE TESTER Grab the coupler that fits on either your intake "where the filter is" Or Directly on the turbo. Go to your local home building store and head to the plumbing aisle. Find a Piece that looks...