Electrical diagram, Evc/epc controller, With sae j1939 interface – High Country Tek epc, Electronic Pump Controller - A Multi-Function SAE J1939 Compatible Module User Manual
Page 6: V power input 9 - 32vdc, Pwr 1, Electronic valve controller enable 8 coil select 9, Pwr gnd 12 coil b 11, Can_l 5 can_h 4 coil a 10, An or pulse i/p #2 7, Ref. out 2 an i/p #1 3 signal gnd 6

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