Specifications and requirements18EMU34954Digital electronic controlrequirementsThe digital electronic control is equipped witha start-in-gear protection device(s). This de-vice prevents the engine from starting unlessit is in neutral.WARNINGEWM01581 If the engine starts in gear, the boat canmove suddenly and unexpectedly, pos-sibly causing a collision or throwingpassengers overboard. If the engine ever starts in gear, thestart-in-gear protection device is notworking correctly and you should dis-continue using the outboard. Contactyour Yamaha dealer.This digital electronic control unit is onlyavailable for the outboard motor which youhave purchased.Prior to use of the digital electronic controlunit, set it in order to operate your outboardmotor only. Otherwise, it will not be possibleto operate the outboard motor.Perform setting of the outboard motor andthe digital electronic control unit in the follow-ing cases. If a used outboard motor is installed If the digital electronic control unit is re-placed If the ECM (Electronic control module) ofthe used outboard motor is replaced If the ECM (Electronic control module) ofthe digital electronic control unit is re-placedConsult your Yamaha dealer for setting.EMU25695Battery requirementsEMU44723Battery specificationsStandard lead-acid, AGM, gel-cell, andmaintenance-free batteries are permitted.Use a fully charged battery that meets thefollowing specifications. The battery is an im-portant component necessary to obtain sureengine starting and to maintain engine per-formance.The engine may not start if the battery volt-age is too low.For North AmericaIt is necessary to meet only two of the threespecifications (CCA, MCA, and RC) in one ofthe following combinations: CCA/SAE and RC MCA/ABYC and RCFor OceaniaIt is necessary to meet the following specifi-cations.NOTICEECM01063 Do not use a battery that does not meetthe specified capacity. If a battery thatdoes not meet specifications is used,the electric system could perform poor-ly or be overloaded, causing electricsystem damage.Battery rating (CCA/SAE):680–1150 ABattery rating (MCA/ABYC):770–1370 ABattery rating (RC/SAE):160 minutesBattery rating (CCA/EN):640–1080 ABattery rating (20HR/IEC):80 Ah©2017 Yamaha Motor Corporation, U.S.A.