1990 Johnson Evinrude "ES" Electric Trollers Service Manual, P/N 507869, Page 44Get this manual
Power Supply Continuity Test12 Foot Control Models
INote equipmentdamaging components or troubleshooting To avoiddisconnect the battery cables before
proceeding 1Use continuity light or ohmmeter calibrated on high ohms scale to test continuity
2Connect one meter lead to electric outboard RED battery cable Leave this meter lead connected for all the following tests
3 Connect second meter lead to the RED gao lead at the foot pedal terminal strip The meter must show continuity If meter shows no continuity, repair or replace battery cables