Yep, that wire is the one that carries the hall sensor data to the ECU.
The ECU won't fire the injectors unless it thinks the engine is turning.
The hall pulses are how it knows.

Mark

Daniel Brideau wrote:
>
> Thank you all very much for your help with my injector power problem.
>
> The culprit was a loose wire inside a block connector.
>
> http://www.myghia.com/2411659348/loose_pin.jpg
>
> Your help is priceless,
>
> Dan Brideau