Megasquirt Relay Board Wiring Diagram

Wiring and Sensors

There is an separate internal wiring diagram for the Relay Board. The relay board takes 12V from the vehicle and passes it to the MegaSquirt ® EFI controller, but it also handles fuel pump relay and other wiring needed from the engine side.

MegaSquirt Power/Relay Board

This page contains information on the MegaSquirt Relay/Power Distribution board for the MegaSquirt ® EFI system. The relay/power board is designed to be installed in the engine compartment and interconnected to the MegaSquirt ® ECU using a remote cable. This allows the mounting of the MegaSquirt ® ECU in the passenger compartment, which keeps the ECU from experiencing the severe under hood ...

MegaSquirt Relay Board

What wiring do I use with the relay board? Use our Relay Cable to connect the Relay Board to the MegaSquirt, and the Wire Bundle to connect the relay board to the engine. How do I use the relay board with an MS3X? The outputs that go to the main board are routed through the relay cable, while connections to the MS3X use a separate connector ...

Megasquirt3 Wiring Diagram

MegaSquirt Wiring Harness – 8 Feet Long Wiring diagram included; Simply the best MegaSquirt harness available anywhere, at any price; Click the wiring diagram image for a larger view. Note: The Wiring Harness and Relay Cable are ‘mutually exclusive’, meaning they are not designed to be used together. If you are using the wiring 5/5(3).

Installing MegaSquirt Relay Cable

Quick how-to video on how to properly install a MegaSquirt Relay Cable http://www.DIYAutoTune.com

Where can I find the MegaSquirt Schematics?

The MegaSquirt 1 and 2 ECUs seem to have only four injector output pins (or terminals on the relay board) but they are labeled as pairs so this is even more confusing, do I have two or four injector outputs? And how does either two or four outputs allow me to run 6, 8, or 12 injectors? Using the Relay Board with the PCBv3, what do terminals S1 ...

Basic wiring of Megasquirt

This is a quick video going over the basic wiring of a megasquirt ecu into my 280z turbo build. This is pretty standard for any vehicle. As always comment if...

Megasquirt 2 Wiring Diagram | Fuse Box And Wiring Diagram

megasquirt 2 wiring diagram - thanks for visiting my site, this message will certainly review regarding megasquirt 2 wiring diagram. We have accumulated lots of images, ideally this image works for you, as well as assist you in discovering the answer you are searching for. Description : Msacc inside Megasquirt 2 Wiring

Wiring and Sensors

The relay board, which is not required, makes it easier to hook up the wiring to MegaSquirt and makes it less likely that you will fry something in MegaSquirt through incorrect wiring. With the relay kit , you still have to run a cable from the relay box under the hood to the MegaSquirt unit (which cannot be located under the hood), but then you have a nice terminal block for all of the engine ...

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