Trouble Recovery42A. Connect correctly.Q. Is heat range of spark plug incorrect?A. Inspect spark plug and replace it with rec-ommended type.Q. Is high pressure fuel pump drive belt bro-ken?A. Have serviced by a Yamaha dealer.Q. Is engine not responding properly to shiftlever position?A. Have serviced by a Yamaha dealer.Engine vibrates excessively.Q. Is propeller damaged?A. Have propeller repaired or replaced.Q. Is propeller shaft damaged?A. Have serviced by a Yamaha dealer.Q. Are weeds or other foreign matter tangledon propeller?A. Remove and clean propeller.Q. Is motor mounting bolt loose?A. Tighten bolt.Q. Is steering pivot loose or damaged?A. Tighten or have serviced by a Yamahadealer.EMU29432Temporary action in emergencyEMU29440Impact damageWARNINGEWM00870The outboard motor can be seriously dam-aged by a collision while operating ortrailering. Damage could make the out-board motor unsafe to operate.If the outboard motor hits an object in the wa-ter, follow the procedure below.1. Stop the engine immediately.2. Inspect the control system and all compo-nents for damage. Also inspect the boatfor damage.3. Whether damage is found or not, returnto the nearest harbor slowly and careful-ly.4. Have a Yamaha dealer inspect the out-board motor before operating it again.EMU29532Starter will not operateIf the starter mechanism does not operate(the engine cannot be cranked with the start-er), the engine can be started with an emer-gency starter rope.WARNINGEWM01021 Use this procedure only in an emergen-cy to return to the nearest port for re-pairs. When the emergency starter rope isused to start the engine, the start-in-gear protection device does not operate.Make sure the remote control lever is inneutral. Otherwise the boat could unex-pectedly start to move, which could re-sult in an accident. Attach the engine stop switch lanyard toa secure place on your clothing, or yourarm or leg while operating the boat.