TunerPro User Forum

Sent, let me know what you think

So I have installed 55 lb/hr injectors and a 300lph fuel pump and have the car running pretty good actually. However the ECU seems to be learning fuel trims I don't want and messing up my tune. It takes awhile but eventually the idle gets high and I start getting more erratic fueling. My O2 sensor a...

What kind of chip is it? (e.g. 27C128? 27C256?) I actually figured it out and I tried to find the link to add back into here but I'm at a loss. I should have kept better track. The chip was a 27FS512 for a BMW and where I went wrong was the addressing for chip and buffer. I found a post somewhere t...

I'm trying to learn and understand the hardware, software, and interface all together. As of now I have an Ostrich 2 and a Burn 2 for hardware and I am using Tuner Pro RT 5 for interface. I pulled the chip from my BMW 413 silver label ECU and put it into my burn 2. Everything I have found so far tel...

So I'm not new to tuning but I am new to BMW's and OBDI tuning. I have tuned DSM's / Evo's for years and have knowledge in the mechanical aspects as well as instrumentation of modern tuner cars. My issues and weaknesses lie with Hex / bin files and searching through code to get a tunable table. Most...