1991 Johnson/Evinrude Models "EI" 40 thru 55 Service Manual, Page 271Get this manual
Solenoid Check All engine wiring must be disconnected from the solenoid before proceeding with this test
121l CaJjbrate ohmmeter on appropriate scaleConnect one lead to terminal and other lead to terminal Ohmmeter should show high reading If ohmmeter shows low reading, replace the solenoidf21'l 2Attach positive battery jumper to terminal and negative battery jumper to terminal The solenoid should close with an audible click Ohmmeter should show low reading If ohmmeter shows high reading, replace the solenoid3After installing the solenoid, coat all wires and terminals, except the battery "+" connection, with OMC Black Neoprene Dip
No Load Current Draw, Electric Starter
Securely fasten starter in vise or other suitable fixture before proceeding with this check