Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 375Get this manual
2Pinch module connector (a) with brackets (b)Make sure groove (c) on brackets engage with tab (d)
4Plug 2-pin connector (a) into tank receptacle
3Secure electronic module (e) and brackets (b) using bolts (f) and washers (g)Make sure wires do not get pinched under module (e) Torque screws to 30 lbin (3.30 Nm)