1998 Johnson Evinrude "EC" 90, 115 SPL Service Manual, P/N 520209, Page 45Get this manual
Electrical Cables
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 occursProvide sufficient slack at motor end to permit steering and tilting of motor without binding cables
[] 1Route instrument harness into lower engine coverPosition harness so it will not interfere with the upper engine cover when installed Route instrument harness to position where the connectors can be attached at the junction box[] 2Install protective plug (supplied with engine) on power trimtilt 3-pin connector on non-trim models
rn 3Clean offinstalling connections, checkApplythe light is of Before that seal in placeany dirt from connectorsa coat