1992 Johnson Evinrude "EN" 90 deg. Cross V Service Manual, P/N 508145, Page 134Get this manual
O.2V STEPSENSOR COIL TEST
Ground Test
1Disconnect 6-pin Amphenol connector between timer base and power pack2Disconnect timer base ground lead from powerhead and isolate3Set peak-reading voltmeter to "POS" and "5", "SEN" and "5" on Stevens CD-77 meter
19l Alternately, 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 base
5If no reading is indicated in Step 4, go to Output TestOutput Test