Mercury 35/40HP 2 Cylinder Outboards Service Manual PN 90-42794--1, Page 324Get this manual
LANYARD STOP SWITCH WIRING NOTE: Connect Wires Together with Screw and Hex Nut; Apply Liquid Neoprene to Connection and Slide Rubber Sleeve over Connection1Connect "Y" harness (a) to lanyard stop switch lead (b) with screw and locknut (c)Slide cover (d) over connection
4 Secure leads to top cowl support bracket with cable tie (a)
2Route lanyard stop switch lead into bottom cowl along side remote keychoke panel wiring harness(Refer to "Remote KeyChoke Panelinstallation instructions3Connect lanyard stop switch ("Y" harness) as shown
5Secure lanyard stop switch leads to front support bracket (a) using cable tie (b)