on April 27, 2016, 7:44 am, in reply to "Re: Volvo V70 2.5 B5254T4 2004 - Poor electrical supply to fuel pump #"
Only a guess 
But could it be an ecm to control PWM and fuel pressure.
Ian.
Message Thread 
Volvo V70 2.5 B5254T4 2004 - Poor electrical supply to fuel pump # - Paul Howd April 22, 2016, 12:23 pm
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