There is only 1 pump, located under rear seat, covers at left and right side , pump is located at right side, wires run at left side , take voltage sample at left larger wires run pump smaller are for sending unit, just stab wire with test light, should light up during cranking,if pezev tank, warr has been extended as f/p not available seperatly for pezev tank,relay is in left rear sam/fuse box