1997 Johnson Evinrude "EU" 125C, 130, 200, 225, 250 90 LV Service Manual, P/N 507269, Page 174Get this manual
7 DRC61S2
Ohmmeter TestDiode and Connectors
Notel All ohmmeter tests must be performed with the engine NOT running
1Calibrate ohmmeter on appropriate scale2Disconnect engine wiring harness connector and 2-pin Amphenol connector between power pack and key switch, and 1-pin Amphenol connector between engine harness and shift switch
3Connect ohmmeter red lead to blackyellow terminal in engine harness connector Connect black meter lead to blackorange terminal "A" in 2-pin Amphenol connectorNote reading4Reverse meter connections or press "polarity" buttonNote reading: high reading in one direction and low reading in the other direction indicates diode is good If your test results are different, replace diode or repairreplace engine wiring harness