How to MegaSquirt your NA MKI Toyota MR2

13 Фев 2015 | Author: | No comments yet »
Pimped mr2 mk1

(or other Toyota VAST Vehicle)

Updated 4/20/2011 New and play engine management

Want to make your as easy as possible? We’ve introduced a MegaSquirt PNP for these This is a fully assembled, and play, ready to run unit makes installing MegaSquirt a Click here for MSPNP instructions. and you can order them For those who’d rather set up the classic DIY way, read on.


The USDM 4ag bluetop works great with the it uses the Toyota VAST system, and it’s easy to I run this on my MR2 with a harness I built up using the documentation in message, and many others built the harness adaptors and ‘squirted their 4ag’s and with this doc as well. I offer a ready built as they are a bit labor intensive, is fine for a one-off, horrible for a ;). There was a guy who does this but

I’ve had to help a couple of his ‘fix’ their adaptor due to improper wiring that their MS CPUs— I recommend the adapter yourself so I’ll you all the info you could possibly to do so here.

Which Platform?

First off got to decide which hardware and you want to go with. What are priorities?

Cheap and very The MS-I PCB2.2 running the firmware will do the trick fine.

Toyota mr2 2017

Robust and Upgradeable? The PCB3.0 running the MSnS-E will do great and is built on the PCB with several new features for robustness. (Basically it’s harder to blow it up) It also has a lifespan from an upgrade due to the newer PCB.

Robust and ‘Latest Greatest’? The PCBv3.0 is built on the same new circuit board, and uses the new processor which is much and the focus of rapid code as we move forward.

OPTION A: Cheap and functional. The PCB2.2 with MSnS-E

There’s no need for me to recreate the here, Jamesl, the pioneer of implementation of the MegaSquirt and the creation of the PnP Wiring Harness Adapter, documented this process in late 2004. One week I had my 86 MR2 running on a MegaSquirt-I PCBv2.2 by Jame’s documentation to the letter. He was that it worked as well as it and all I could say was thanks. ) Since he’s brushed it up further and some improvements for clarity and If you’re running a MS-1 you can go straight to the original source

Note that the above map is best used with as noted, the tables are setup for BUT NOT TUNED FOR BOOST . Use this as a map and expect to do some tuning to get it right for your car. And as USE THIS MAP AT YOUR OWN RISK !

YOU are for tuning your car, may help you though.

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