1990 Johnson Evinrude "ES" 9.9 thru 30 Service Manual, P/N 507871, Page 291Get this manual
Solenoid Check
INote All engine wiring must be disconnected from the solenoid
before proceeding with this test1Calibrate an ohmmeter on high ohms scale and connect one lead to terminal and the other lead to terminal The ohmmeter should show very high reading (00)e If the ohmmeter reading is very low (zero), replace the solenoid2Attach positive battery jumper to terminal and negative battery jumper to terminal The solenoid should close with an audible clicke The ohmmeter should show very low reading (zero)elf the ohmmeter reading is very high (00), 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