1998 Johnson Evinrude "EC" 125C, 130, 200, 225, 250 90 deg LV Service Manual, P/N 520212, Page 157Get this manual
STEPSENSOR COIL TEST
Ground Test
[] 1Disconnect 5-pin and 4-pin Amphenol connectors between timer base and power pack2Set peak-reading voltmeter to
and "5", "SEN" and "5" on Stevens CD-77 meter
[] 3Alternately, connect voltmeter between each timer base terminal and clean engine groundCrank engine and observe meter at each connection Any reading indicates sensor coils or leads are grounded Locate and repair ground, or replace timer base4If no reading is indicated in Step 3, go to Output TestOutput Test
1Set peak-reading voltmeter to