MS-Extra Manual Index

This is a list of the manuals specifically written for MS1-Extra (MS1 - 68H908 based microprocessors), for general Megasquirt Manuals relating to the standard B+G code please see HERE

These are updated frequently and therefore contain the latest information on installing and tuning your MegaSquirt with the MS1-Extra code, please visit here regularly to get the latest updates.

Obsolete..... See Manual index instead

MegaTune Based Manuals for
MS1-Extra
(Windows based Tuning Software by Eric Fahlgren)

For MegaTunix Based Manuals see HERE
(Linux and Windows cross platform Tuning Software by David Andruczyk)

Warning for
E-Bay buyers!!
Please see the Official Suppliers list before buying through E-Bay.
This is there for your protection.

Please Note:
If you have any suggestions or setups that I can put in here to help others please get in touch and I will include it in the list below.
Philip.Ringwood(at)ntlworld.com

Downloads -- Basic Configuration Manual -- Software Manual -- Tuning Manual -- Ignition Hardware Manual

Quick Guide to Tuning / Datalogging and using MegaTune

Hardware Manual

MS1 Extra Info, Downloads

(If in doubt download the top link as this has everything needed.)

Copyright

MS1-Extra's MegaTune, includes latest firmware WITH the complete manuals
11.5 Mb file

MS1-Extra's MegaTune, includes latest firmware WITHOUT manuals
1.6 Mb file

MS1-Extra's Manuals + latest firmware ONLY (the complete manuals WITHOUT MegaTune)
10.5 Mb file

MS1 Extra Basic Configuration Manual

Description of Terms and General Settings

MS1 Extra Code -- MSnS -- Generic Wheel -- Wasted Spark -- NEON/420A Chrysler/Dodge/Plymouth

Ford EDIS -- GM HEI Modules -- Ford TFI

*.msq file -- Lambda Sensors -- Speed Density -- Alpha_N -- Hybrid Alpha_N -- VR Sensor

Original Equipment Temperature Sensors

Specific Settings for how many Cylinders you have

1 Cylinder Settings -- 2 Cylinder Settings -- 4 Cylinder Settings -- 5 Cylinder Settings -- 6 Cylinder Settings

8 Cylinder Settings --10 Cylinder Settings -- 12 Cylinder Settings -- Rotary Engine Settings

Specific Settings for your Engine Details

Generic Wheel with Wasted Spark Settings -- Cam or Crank second Trigger Input -- 4cy Sequential COP

Distributor with Generic Wheel

MSnS Distributor -- Neon/420A Chrysler/Dodge/Plymouth -- Ford EDIS

GM HEI -- Ford TFI

Dual Dizzy Mode (e.g. Lexus)

MS1 Extra Software Manual

Software Manual:

What is the MS1 Extra Code? -- How to load the MS1-Extra code to the MS ECU

Setting MegaTune for More than One MegaSquirt ECU

High Resolution Code Variant (HR) -- Codebase and Output Functions

Pulsing Fuel Pump -- Resets

Exhaust Gas Settings Page -- No Lambda Sensor -- Lambda AFR Settings -- Supported Wideband Lambda Sensors

Wideband Lambda Target AFR Tables -- Overrun Settings -- Staged Injection -- Coolant Related Air Density

Rev Limiter -- Advanced Settings (Hybrid Alpha-N and MAF) -- 300 and 400KPa Sensors

Map Sensor Settings -- Idle Control valves -- Layout of the Settings Pages in Megatune -- MegaView

Fuel Only Setup, No Ignition

Ignition Settings

Fuel Only No Ignition -- Ignition selection -- Spark Settings -- This / Next Cylinder - Idle Advance Settings

Knock Settings

IAT/CLT_Related Ignition -- Dwell Settings -- Stim for Wheel -- Rotary Trailing Edge -- Odd Fire Wheel Settings

MS1 Tuning Manual

Fuel Tuning

Tuning Software -- Wideband Lambda Sensors -- Tuning Theory -- Using MegaTune -- Original Equipment Sensors

Setting the Constants -- Re-Scaling the VE and Req_Fuel -- Before Starting Your Engine -- Resets

Idle Pulse Width -- Get the Engine Started and Idling -- Setting the PWM Criteria

Setting the Cold Start and Warm-Up Enrichments

Setting the VE Table -- Setting KPa, RPM or TPS in the VE Table -- AutoTune

Tuning with Alpha-N Table (inc Hybrid Alpha-N) -- Datalogging -- MSTweak3000 -- VEXME -- Datalog Viewers

Setting the Acceleration Enrichments -- RPM Based Acceleration Enrichment

Tuning Issues -- Tuning for Economy -- Tuning for Emissions

Ignition Tuning

Spark Map Tuning Basics

MS1 Extra Ignition Hardware Manual

General Info:

Layout of MS PCB's for:
V2.2 -- for V3.0 -- for V3.57

Component Schematics -- List of Component Part Numbers

Ignition Setup Options:

Distributor Based Single coil Setup (MSnS) -- Neon/420A Decoder

Wheel Decoder -- Ford EDIS Ignition System -- Ford TFI Ignition

GM 7pin HEI ignition -- GM DIS Ignition -- Buick Computer Controlled Coil Ignition (C3I)

4G63 powered DSM (Eclipse / Talon / Laser) -- SOHC Mitsubishi and Proton

5 Cylinder Engines (Audi, etc) -- Rotary Engines (e.g. Mazda RX7) -- Toyota VAST

Trigger Input Options for V2.2 PCBs (green pcb):

Hall or Optical input sensor wiring for V2.2 PCB

VR input Sensor wiring for a V2.2 PCB

Eliminating Cross Talk and Wiring Considerations for VR Sensors

Second VR Sensor Input for a V2.2 PCB

Second Trigger Input

Luminition Optical Input for a V2.2 PCB -- Distributor points input for a V2.2 PCB

Trigger Input Options for V3.0 PCBs (blue pcb):

Hall or optical input sensor wiring for a V3.0 PCB

VR input Sensor wiring for a V3.0 PCB

Eliminating Cross Talk and Wiring Considerations for VR Sensors

Second VR Sensor Input for a V3.0 PCB

Second Trigger Input

Luminition Optical Input for a V3.0 PCB -- Distributor points input for a V3.0 PCB

Spark Output Options for V2.2 PCB (green pcb):

MSD Amplifier (6A) output diagram for a V2.2 PCB -- Bosch Ignition Modules

Single Spark Coil Direct Drive Output from MS ECU for a V2.2 PCB

Two or more Spark Coils Direct Drive Output for a V2.2 PCB

Coil On Plug (COP) Options

Driving two coils from the same spark output e.g. wasted spark coil on plug (COP)

Spark Output Options for V3.0 PCB (blue pcb):

MSD Amplifier (6A) output diagram for a V3.0 PCB -- Bosch Ignition Modules

Single Spark Coil Direct Drive Output from MS ECU for a V3.0 PCB

Two Spark Coils Direct Drive Output for a V3.0 PCB

Multiple Spark Coils Direct Drive Output for a V3.0 PCB

Coil On Plug (COP) Options

Driving two coils from the same spark output e.g. wasted spark coil on plug (COP)

MS1-Extra Quick Guide to Tuning / Datalogging and using MegaTune

DataLogQuick Guide to Datalogging and VE Tuning:

To-Do-List Before Starting -- Basics to Getting Started -- Tuning Offline using Datalogging

Tuning the VE table Live -- Finalising your VE Table

Adding another Gauge (Speed/Oil Pressure/Fuel Pressure, etc) -- Datalogging another sensor

MS1 Extra Hardware Manual

General Hardware Manual:

Layout of MS PCB's for:
V2.2 -- for V3.0 -- for V3.57

Suggested points for Supplies--- Component Pinouts -- Outputs 1,2,3 and 4

Shift Lights -- Map Table Switching

Tacho Output -- Launch Control -- Idle Valves -- Water Injection -- Constant Barometric Correction

Knock Detection -- Mass Air Flow Meters

Nitrous (N2O) Control -- Second O2 Sensor -- Dual Table -- EGT Logging -- Boost Control

Credits and Code Technical Details

RS Comms Info

If you have a question, comment, or suggestions, please e-mail Phil or James or Ken or post it on the MS-Extra forum.

©2004, 2005 Bruce Bowling and Al Grippo. All rights reserved.

MS1 Extra Info, Downloads (If in doubt download the top link as this has everything needed.) Copyright	MS1-Extra's MegaTune, includes latest firmware WITH the complete manuals 11.5 Mb file MS1-Extra's MegaTune, includes latest firmware WITHOUT manuals 1.6 Mb file MS1-Extra's Manuals + latest firmware ONLY (the complete manuals WITHOUT MegaTune) 10.5 Mb file
MS1 Extra Basic Configuration Manual	Description of Terms and General Settings MS1 Extra Code -- MSnS -- Generic Wheel -- Wasted Spark -- NEON/420A Chrysler/Dodge/Plymouth Ford EDIS -- GM HEI Modules -- Ford TFI .msq file -- Lambda Sensors -- Speed Density -- Alpha_N -- Hybrid Alpha_N -- VR Sensor Original Equipment Temperature Sensors Specific Settings for how many Cylinders you have* 1 Cylinder Settings -- 2 Cylinder Settings -- 4 Cylinder Settings -- 5 Cylinder Settings -- 6 Cylinder Settings 8 Cylinder Settings --10 Cylinder Settings -- 12 Cylinder Settings -- Rotary Engine Settings Specific Settings for your Engine Details Generic Wheel with Wasted Spark Settings -- Cam or Crank second Trigger Input -- 4cy Sequential COP Distributor with Generic Wheel MSnS Distributor -- Neon/420A Chrysler/Dodge/Plymouth -- Ford EDIS GM HEI -- Ford TFI Dual Dizzy Mode (e.g. Lexus)
MS1 Extra Software Manual	Software Manual: What is the MS1 Extra Code? -- How to load the MS1-Extra code to the MS ECU Setting MegaTune for More than One MegaSquirt ECU High Resolution Code Variant (HR) -- Codebase and Output Functions Pulsing Fuel Pump -- Resets Exhaust Gas Settings Page -- No Lambda Sensor -- Lambda AFR Settings -- Supported Wideband Lambda Sensors Wideband Lambda Target AFR Tables -- Overrun Settings -- Staged Injection -- Coolant Related Air Density Rev Limiter -- Advanced Settings (Hybrid Alpha-N and MAF) -- 300 and 400KPa Sensors Map Sensor Settings -- Idle Control valves -- Layout of the Settings Pages in Megatune -- MegaView Fuel Only Setup, No Ignition Ignition Settings Fuel Only No Ignition -- Ignition selection -- Spark Settings -- This / Next Cylinder - Idle Advance Settings Knock Settings IAT/CLT_Related Ignition -- Dwell Settings -- Stim for Wheel -- Rotary Trailing Edge -- Odd Fire Wheel Settings
MS1 Tuning Manual	Fuel Tuning Tuning Software -- Wideband Lambda Sensors -- Tuning Theory -- Using MegaTune -- Original Equipment Sensors Setting the Constants -- Re-Scaling the VE and Req_Fuel -- Before Starting Your Engine -- Resets Idle Pulse Width -- Get the Engine Started and Idling -- Setting the PWM Criteria Setting the Cold Start and Warm-Up Enrichments Setting the VE Table -- Setting KPa, RPM or TPS in the VE Table -- AutoTune Tuning with Alpha-N Table (inc Hybrid Alpha-N) -- Datalogging -- MSTweak3000 -- VEXME -- Datalog Viewers Setting the Acceleration Enrichments -- RPM Based Acceleration Enrichment Tuning Issues -- Tuning for Economy -- Tuning for Emissions Ignition Tuning Spark Map Tuning Basics
MS1 Extra Ignition Hardware Manual	General Info: Layout of MS PCB's for: V2.2 -- for V3.0 -- for V3.57 Component Schematics -- List of Component Part Numbers Ignition Setup Options: Distributor Based Single coil Setup (MSnS) -- Neon/420A Decoder Wheel Decoder -- Ford EDIS Ignition System -- Ford TFI Ignition GM 7pin HEI ignition -- GM DIS Ignition -- Buick Computer Controlled Coil Ignition (C3I) 4G63 powered DSM (Eclipse / Talon / Laser) -- SOHC Mitsubishi and Proton 5 Cylinder Engines (Audi, etc) -- Rotary Engines (e.g. Mazda RX7) -- Toyota VAST Trigger Input Options for V2.2 PCBs (green pcb): Hall or Optical input sensor wiring for V2.2 PCB VR input Sensor wiring for a V2.2 PCB Eliminating Cross Talk and Wiring Considerations for VR Sensors Second VR Sensor Input for a V2.2 PCB Second Trigger Input Luminition Optical Input for a V2.2 PCB -- Distributor points input for a V2.2 PCB Trigger Input Options for V3.0 PCBs (blue pcb): Hall or optical input sensor wiring for a V3.0 PCB VR input Sensor wiring for a V3.0 PCB Eliminating Cross Talk and Wiring Considerations for VR Sensors Second VR Sensor Input for a V3.0 PCB Second Trigger Input Luminition Optical Input for a V3.0 PCB -- Distributor points input for a V3.0 PCB Spark Output Options for V2.2 PCB (green pcb): MSD Amplifier (6A) output diagram for a V2.2 PCB -- Bosch Ignition Modules Single Spark Coil Direct Drive Output from MS ECU for a V2.2 PCB Two or more Spark Coils Direct Drive Output for a V2.2 PCB Coil On Plug (COP) Options Driving two coils from the same spark output e.g. wasted spark coil on plug (COP) Spark Output Options for V3.0 PCB (blue pcb): MSD Amplifier (6A) output diagram for a V3.0 PCB -- Bosch Ignition Modules Single Spark Coil Direct Drive Output from MS ECU for a V3.0 PCB Two Spark Coils Direct Drive Output for a V3.0 PCB Multiple Spark Coils Direct Drive Output for a V3.0 PCB Coil On Plug (COP) Options Driving two coils from the same spark output e.g. wasted spark coil on plug (COP)
MS1-Extra Quick Guide to Tuning / Datalogging and using MegaTune	DataLogQuick Guide to Datalogging and VE Tuning: To-Do-List Before Starting -- Basics to Getting Started -- Tuning Offline using Datalogging Tuning the VE table Live -- Finalising your VE Table Adding another Gauge (Speed/Oil Pressure/Fuel Pressure, etc) -- Datalogging another sensor
MS1 Extra Hardware Manual	General Hardware Manual: Layout of MS PCB's for: V2.2 -- for V3.0 -- for V3.57 Suggested points for Supplies--- Component Pinouts -- Outputs 1,2,3 and 4 Shift Lights -- Map Table Switching Tacho Output -- Launch Control -- Idle Valves -- Water Injection -- Constant Barometric Correction Knock Detection -- Mass Air Flow Meters Nitrous (N2O) Control -- Second O2 Sensor -- Dual Table -- EGT Logging -- Boost Control