Live Maping on the Rolling Road

General Topics for configuring, operating and tuning the Megajolt. Also see the <a href="http://www.autosportlabs.net/MJLJ_V4_Operation_Guide">Operation Guide</a>

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Rob Heslop
Posts: 6
Joined: Sun Aug 22, 2004 10:36 am

Live Maping on the Rolling Road

Post by Rob Heslop »

Earlier in the Year I tried to map my car on the rollers but had a few difficulties caused by my lack of understanding of MJ (I've running a VS2 PCB with the lastest VS2 firmware & configurer software VS 3.2.1)

Can I change the RPM & load bins whilst the car is running?

When you change a value in Tuning Mode (F4) is it automatically flashed onto the chip or do I need to press "write configuration" & "commit to flash" every time I make a change? also can I write configuration & commit to flash whilst the engine is running?

brentp
Site Admin
Posts: 6275
Joined: Wed Jan 24, 2007 6:36 am

Post by brentp »

Hi Rob,

You can adjust all parameters and flash the memory while the engine is running.

In the tuning view, there is a hot key ('U') which will enable real-time updating of the controller as you make adjustments. These changes are only made to the controller's RAM- to persist it in flash memory would still require the usual extra step.

Flashing is performed as a separate step primarily due to the extra time it takes for the processor to persist the configuration to flash.


Best,
Brent Picasso
CEO and Founder, Autosport Labs
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