1995 Johnson Evinrude "EO" 90 CV 85 thru 115 Service Manual, P/N 503150, Page 282Get this manual
Trim Gauge Troubleshooting 1Turn key switch ON and use voltmeter to check for voltage between trim gauge terminals "1" and
no voltage, check condition of key switch and motor harness 20-amp fuse4Turn key switch OFFTo avoid immediate meter damage,
never apply an ohmmeter to an electrical circuit where voltage is presentRemove trim harness leads from gauge terminals liS"
and "G"Calibrate an ohmmeter on appropriate scale and connect between the leadsWith the engine fully DOWN, meter must show
approximately 88 ohmsWith the engine fully UP, meter must show approximately ohm If your results agree, replace the trim