1994 Johnson/Evinrude Electric outboards Service Manual, Page 44Get this manual
Resistor AssemblyExcept HBF2 Only perform this check after completing Motor Tube Wiring checks INote To avoid damaging components or troubleshooting equipment, disconnect the battery cables before proceeding1Turn the speed control switch to OFF[]] 2Remove the motor from the adapter housingDO NOT disconnect the motor leads at this time3Use an ohmmeter calibrated on low ohms scale to test the condition of the resistor