1998 Johnson Evinrude "EC" 125C, 130, 200, 225, 250 90 deg LV Service Manual, P/N 520212, Page 169Get this manual
12 DR4061
STEPSENSOR COIL TEST
Ground Test
1Disconnect the two 4-pin Amphenol connectors between the timer base and power pack
2Set peak-reading voltmeter to "POS" 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 "POS" and "5", "SEN" and "5" on Stevens CD-77
2Attach voltmeter black lead to port timer base connector, terminal "D"Alternately, attach meter red lead to starboard connector, terminals "A", "8", and "C", and port connector, terminals "A", "8", and "C"
3Crank engine and observe meter at each connection If meter shows 0.2 volt or higher, go to Step If meter shows less than 0.2 volt, check condition of wiring and connectors If wiring and connector condition is good, go to Ohmmeter Test