Specialists in
Engine Management Systems
powered by
MegaSquirt
MS-Extra Forum

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ExtraEFI.co.uk
Support, Help and setup files.

 

Click the image or right click and select "save link as".
Some drawings/files are also available in a PDF format for your convenience.

Those in RED I suggest are essential reading!

Basic EFI and Ignition Explained

Basic EFI Fuel Control Explained

Basic Ignition Control Explained

 

Essential Set Up Instructions

Installing MegaTune for one or more ECU's

PDF File

Settings & Checks Before Starting Engine

PDF File

Getting Started & Tuning your MS ECU

PDF File

OEM Temperature Sensors for
MS1-Extra

PDF File

OEM Temperature Sensors for
MS2-Extra

PDF File

Setting up Comms using USB or PCMCIA

PDF File

 

MegaSquirt ECU Front LEDs



PDF File
400KPa (38PSI)
MAP Sensor setup

PDF File

Setting up your Lambda Sensor

 


PDF File

MAP sensor or TPS sensor for load?


PDF File

Idle Valve Options




PDF File

        

 

Ignition Based Setup Instructions

Setting up the Dwell

PDF File

Eliminating resets


PDF File

Fitting an EDIS based setup

PDF File

Setting up and fitting a Crank/Cam wheel
for COP/Wasted Spark

PDF File

Setting up the Distributor

PDF File

How to Fire your COPs

PDF File
MS1-Extra Trigger Wheel calculator (Excel)



 

 

Problems and Solutions

MegaTune RPM fluctuating

PDF File

Resetting problems



PDF File

The Official MS1-Extra and MS2-Extra manuals were compiled by myself and James Murray.
The relevant manual is on the CD I send out with the ECU as are the above help files, but for the latest up-to-date copy of the manuals see here:
MS1-Extra Manuals -- MS2-Extra Manuals

The help and support files on this site are there for all to benefit from, please use them at your own risk.

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