1996 Johnson/Evinrude Outboards 25, 35 3-Cylinder Service Manual, Page 233Get this manual
Starter System Voltage Drop Test By making systematic check of the starter system, any component or electrical connection having excessive resistance can be located
Avoid accidental starting of engine while servicing; twist and remove all spark plug leads
Clean and retighten, or replace, any connection, cable, or component having greater than specified voltage drop
!JJ 1Connect voltmeter positive lead to battery positive post
Connect voltmeter negative lead to starter solenoid positive terminalTurn key switch to START to crank engineVoltage reading should not exceed 0.3 voltengine is cranking, or damage to the voltmeter can occur
INotel In Step 2, connect the voltmeter leads only while the