1996 Johnson Evinrude "ED" 90 CV 88 thru 115 Service Manual, P/N 507126, Page 119Get this manual
10 DR4077
STEPSENSOR COIL TEST
Ground Test
1Disconnect 5-pin Amphenol connector between the timer base and power pack2Set peak-reading voltmeter to "POS" and "5", "SEN" and "5" on Stevens CO-77 meterr,Ql 3Alternately, connect voltmeter between each timer base terminal and clean engine ground Crank 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 TestOut put Test 1Set peak-reading voltmeter to "POS" and "5", "SEN" and "5" on Stevens CO-77 meterf1il 2Attach voltmeter black lead to timer base connector, terminal "E"Alternately, attach voltmeter lead to terminals "A", "8", "C", and0"3Crank engine and observe meter at each connection If meter shows 0.3 volt or higher, go to STEPPOWER PACK TEST If meter shows less than 0.3 volt, check condition of wiring and connectors If wiring and connector condition is good, go to Ohmmeter Test