1991 Johnson/Evinrude EI 60 thru 70 outboards Service Manual, Page 242Get this manual
Solenoid CheckAll Models All engine wiring must be disconnected from the solenoid before proceeding with this testr,gl1Calibrate ohmmeter on appropriate scaleConnect one lead to terminal and the other lead to terminal The ohmmeter should show high reading If the ohmmeter shows low reading, replace the solenoid2Attach positive battery jumper to terminal and negative battery jumper to terminal The solenoid should close with an audible click The ohmmeter should show low reading If the 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 StarterAll Models
Securely fasten starter in vise or other suitable fixture before proceeding with this check1Locate battery rated at 350 CCA (70 amphrs or higher that is in good condition and fully charged, to perform this testr:;;l2Connect 0-50 amp ammeter in series with heavy between the battery "+" terminal and the starter "+" terminal3Attach or hold vibration tachometer, such as Frahm Reed tachometer, to the starter while performing the test