tunerpro

Hello spoolstreet community, requesting some help from the custom tuners here! I and one friend recently installed a Vargas GC turbocharger on two M340i G20 xdrive B58TU. I did a custom MHD map for both cars, mostly increasing the "boost set limit", "boost multiplier" and the "torque to load x...

Hello everyone, I'm aware that the following topic may be considered ricey and unnecessary, but I'm already too deep in the rabbit hole and I need answers. I don't plan to use it daily since I'm aware of the effects it has on fuel consumption and the rest of the downsides, and I just want to...

Has anybody here used the data acquisition & logging functions in TunerPro for these cars? Been messing around with it and ADX files lately. I understand basically how it works but haven't been able to get any meaningful data from the car in real-time at all. I've seen it done before in a newer...

I'm trying to disable some O2 emissions system check codes to diagnose my car. It's giving me a lot of grief throwing heater, function, system check, etc. codes for the Pre-cat O2 sensors on my single turbo setup. AFRs will lean out and it'll drive like s#&t until the codes are cleared. All the...

Hey all, I've been having this weird issue for about a month now. Symptom: Spool will slow and boost strays far from target. For some reason, the car defaults to the WGDC base value and PID doesn't intervene. Seems like some sort of limp mode (no codes or CEL). Cause: This usually happens after...

Questions Presented: How does one avoid a low-load overboost error and limp mode? Which of the Overboost - Adder TunerPro tables should be adjusted to avoid triggering a simple overboost error giving rise to 3100 error limp mode? Background: My latest custom 93 Oct ECU bin runs great with...

Little side stuff i've been working on in my very scarce spare time. Did the n54 conversion awhile ago and just started the N55 conversion late last night. I do ECU calibrations and developing across quite a few platforms outside the N54/N55 platform. Never really been one to focus on just one...