1996 Johnson Evinrude "ED" 90 LV 125C, 130, 200, 225, 250 Service Manual, P/N 507128, Page 146Get this manual
r,;:'CJ (56 em) 22 inBlocking Diode Test
DRC6251
The diode is located in the engine harness tan wire circuit at position
1Disconnect engine harness 6-pin Deutsch connector that contains the tan wire2Disconnect temperature switch tan lead[] 3Calibrate ohmmeter on appropriate scaleUsing jumper wires, connect meter between engine harness tan lead and engine harness 6-pin connector terminal "6" Note reading4Reverse meter connections or press "polarity" buttonNote reading very high reading (00) in one direction and low reading in the other direction indicates diode is good5Replace eng ine harness blocking diode if your test results vary6Complete all circuits disconnected during this test