1999 "EE" Evinrude 5 thru 15 4-Stroke Service Manual, P/N 787022, Page 52Get this manual
Electrical Cable
Disconnect battery cables from battery before servlcmg electrical systemsFailure to do so could result in injury from ignition sources (sparks) or from contact with moving parts if accidental cranking or starting occurs
Provide sufficient slack at motor end to permit steering and tilting of motor without binding cables []] 1Route instrument harness into lower motor coverPosition harness so it will not interfere with the upper motor cover when installed Route harness to position where the connectors can be attached[]] 2Install protective plug (supplied with engine) on power trimtilt 3-pin connector3Before installing connections, check that the seal is in placeClean off any dirt from connectorsApply light coat of OMC Electrical Grease to the sealPush connectors together until latchedW