1998 Johnson Evinrude EC 50 thru 70 HP 3-Cylinder Service Manual, Page 269Get this manual
NO OIL Circuit
1Separate the VRO pump 4-pin Amphenol connector
2Using jumper wire, connect the engine harness tan yellow wire, terminal "A", and black wire, terminal "B"together3Turn the key switch to ON position After the normal self-test sequence, the gauge NO OIL light should stay on If the NO OIL light is not on, troubleshoot the tanyellow and black circuits for an open in the engine harness or the instrument harness