2007 Evinrude E-Tec 75, 90 HP outboards Service Manual, Page 81Get this manual
MAINTENANCE STORAGE
STORAGE
IMPORTANT: DO NOT start outboard without a
water supply to the outboard's cooling systemCooling system andor powerhead damage could occur
Software Control Method
Winterization can also be run using the Evinrude Diagnostics software programWith the outboard running, start the process at the SettingsAdjustments screen and follow the instructions
Fuel System Treatment
Stabilize the boat's fuel supply with Evinrude Johnson 2+4 Fuel Conditioner following the instructions on the container1
Internal Engine Treatment
Remove the propeller, attach garden hose to flushing port and turn on waterEvinrude E-TEC models are designed to be selfwinterizing using either of the following methods: