1998 Johnson Evinrude EC 50 thru 70 HP 3-Cylinder Service Manual, Page 80Get this manual
Test Oil Pump "Self Priming" Feature 1Connect shop tank with 50: fueloil mixture to the outboard fuel inlet fitting
2Connect oil hose to the pumpDo not squeeze oil hose primer bulb Run engine at 1500 RPM until "NO OIL" signal turns OFFThis verifies oil pump is self-priming If "NO OIL" signal does not turn OFF, replace the oil pump section of VRO pumpUse VRO Oil Housing and Electrical Kit, PIN 438955