Chrysler 75 and 85 HP Outboards Service Manual OB 3646, Page 73Get this manual
AConnect "BATT P" and "BATT N" test leads from
testerFigure 9Also remove BLUE wire of engine wiring harness from the terminal block to prevent engine from starting
WARNING
When these test leads are connected, theC-O IN" test lead from C-O tester isLIVE"Be certain it does not contact any metallic object or sparks may occur and possibly cause ignition of gasoline vapors
Figure 8Test #2C-D Unit (On Engine) Test Equipment 8953 C-D Tester
BTurn voltage adjustment knob clockwise all the way Read voltage on voltmeter of tester Voltag must read 12 volts minimum