
VZ150BVZ175BVZ200BOWNER’S MANUALU.S.A.EditionLIT-18626-04-96 68J-9-14 hyoshi 4/10/02 1:20 PM Page 1 (2,1)
E1-3EMU01389STAR LABELSYour outboard motor is labeled with aCalifornia Air Resources Board (CARB)star label. See below for a descripti
5-5EEMU00416TEMPORARY ACTION INEMERGENCYEMU01492IMPACT DAMAGEwThe outboard motor can be seriouslydamaged by a collision while operatingor tr
5-6EEMU01561STARTER WILL NOT OPERATEIf the starter mechanism does not operate(engine cannot be cranked with thestarter), the engine can be manual
5-7EONSTARTOFF701026301052208083208084EMU01309Emergency Starting Engine1) Remove the top cowling.2) Remove the flywheel cover.3) Prepare the engine
5-8EEMU01565LOW OIL LEVEL WARNINGACTIVATESIf the oil level is allowed to drop too low,the red segment will appear on the oillevel indicator, th
5-9ENOTE:8 Reserve oil capacity is maximum 1,500cm3(1.6 US qt, 1.31 Imp qt).8 The oil feed pump will not operate if theengine is tilted more th
5-10EEMU01511TREATMENT OF SUBMERGEDMOTORIf the outboard motor is submerged,immediately take it a Yamaha dealer.Otherwise, some corrosion
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EMU00450Chapter 6INDEXINDEX...6-1123456E 68J-9-14-6 2/28/02 11:18 AM Page 1
6-1EEMU00451INDEXAAdjusting idling speed ...4-15Adjusting trim angle...3-18BBasic boating rules ...
6-2EMounting the outboard motor ...3-2NNeutral interlock trigger ...2-3Neutral throttle lever ...
E1-4EMU00917SAFETY INFORMATION8 Before mounting or operating the out-board motor, read this entire manual.Reading it should give you an
EMU01599IMPORTANT WARRANTY INFORMATION FOR U.S.A. ANDCANADAWelcome to the Yamaha Family!Congratulations on the purchase of your new Yamaha marine powe
5. Your warranty applies specifically to repairs made in the country of purchase. If yourU.S.-purchased Yamaha needs warranty service whi
EMU00912*YAMAHA MOTOR CORPORATION, U.S.A.OUTBOARD MOTOR TWO YEAR LIMITED WARRANTYYamaha Motor Corporation, U.S.A. is proud of its heritage and
SPECIFIC PARTS EXCLUDED FROM WARRANTY. Parts replaced due to normal wear or routine maintenance such as oil, spark plugs,shear pins, propelle
CUSTOMER SERVICEIf your machine requires warranty service, you must take it to any authorized Yamaha outboard dealer within the conti
EMU01178IMPORTANT WARRANTY INFORMATIONIF YOU USE YOUR YAMAHA OUTSIDE U.S.A. OR CANADAWelcome to the Yamaha Family!Congratulations on the purchase of y
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Printed in JapanMarch 2002-0.5 × 1 !68J-28199-14(Z150QETO, Z175HETO, Z200PETO)(E)Printed on recycled paperOWN 68J-9-14 hyoshi 4/10/02 1:20 PM Page 1
YAMAHA MOTOR CO., LTD.MADE IN JAPANPAYS D'ORIGINE JAPONOUTBOARD MOTOR WARRANTY REGISTRATIONENREGISTREMENT DE LA GARANTIE DU MOTEUR HORS-BORDPleas
E1-58 When a swimmer is in the water nearyou shift into neutral and shut off theengine.8 Be informed about boating safety.Additional
PLACEPOSTAGEHEREATTN: WARRANTY DEPARTMENTWarranty card 2/27/02 11:47 AM Page 2
E1-6001463qwr000577eEMU00014IMPORTANT LABELSWARNING LABELS2WARNING6Be sure shift control is in neutral6before starting engine. (except 2HP)6Do not tou
E1-7Stand-on vesselThe vessel with the right-of-way has theduty to continue its course and speed,except to avoid an immediate collisi
E1-8RULES WHEN ENCOUNTERINGVESSELSThere are three main situations which youmay encounter with other vessels whichcould lead to a collision u
E1-9the power-driven vessel, the power-driven vessel has the right-of-way.2. Sailing vessels should keep clear ofany fishing vessel.3. In a
E1-1011A11Proceeding toward headof navigation from seawardCAN BUOYOdd number. Leave to port.ORSECONDARY CHANNEL BUOYSSTARTS NEW NUMBERING SYSTEMold
E1-11EMU01550FUELING INSTRUCTIONSwGASOLINE AND ITS VAPORS ARE HIGH-LY FLAMMABLE AND EXPLOSIVE!8 Do not smoke when refueling, andkeep away fr
E1-12EMU00027GasoholThere are two types of gasohol: gasoholcontaining ethanol and that containingmethanol. Gasohol containing ethanolcan
USE STRAIGHT GASOLINE ONLYCAUTION• Do not use fuel mixed with oil both during break-in• Oil can damage fuel injectors.and during normal use.000118 68J
E1-13EMU01775BATTERY REQUIREMENTcCDo not use a battery that does not meetthe specified capacity. If a battery whichdoes not meet specificat
E1-14EMU01395PROPELLER SELECTIONThe performance of your outboard motorwill be critically affected by your choice ofpropeller, as an incorrect choi
E1-15EMU01209START-IN-GEAR PROTECTIONYamaha outboard motors or Yamahaapproved remote control units areequipped with start-in-gear protectio
EMU00037Chapter 2BASIC COMPONENTSMAIN COMPONENTS...2-1OPERATIONS OF CONTROLS ANDOTHER FUNCTIONS ...
2-1EEMU01206MAIN COMPONENTS!4!2TRIP TIME BATTKm/hknotmphkmmileSPEEDYAMAHAsetmode!3!1000510qwero!0iytu000511w1 Top cowling2 Top cowling lock levers3 Tr
2-2EEMU00039OPERATIONS OF CONTROLSANDOTHER FUNCTIONSEMU00096REMOTE CONTROLBoth the shifter and the throttle are actu-ated by the remote control le
2-3EEMU00101Main switchThe main switch controls the ignition sys-tem; its operation is described below.8 OFFElectrical circuits switched off.(The key
2-4E000569qwEMU00934Engine Stop Lanyard SwitchThe lock-plate 1 must be attached to theengine stop lanyard switch for the engineto run. The lanyard 2 s
2-5E701035EMU01155Throttle Friction Adjusting ScrewA friction device in the remote control boxprovides adjustable resistance to move-ment of the r
2-6EEMU01552TRIM TABThe trim tab should be adjusted so thatthe steering control can be turned toeither the right or left by applyin
EThank you for choosing a Yamaha out-board motor. This Owner’s manual con-tains information needed for proper oper-ation, maintenance and
2-7E302022UPDNEMU01563POWER TRIM/TILT SWITCHThe power trim/tilt adjusts the motorangle in relation to the transom. Thepower trim/tilt swi
2-8E001082001049EMU01614DIGITAL TACHOMETERThis gauge contains the tachometer, trimmeter, hour meter, oil level indicator, andthe overheat warning in
2-9E001087001051qEMU01620Hour MeterThis meter shows the number of hoursthe engine has been run. It can be set toshow the total number
2-10E001052qEMU01553Overheat Warning IndicatorIf the engine temperature rises too high,the warning indicator will start to blink.Refer to
E2-11qwe802023*EMU00141SpeedometerThis meter shows the boat speed.NOTE:The speedometer displays km/h, mph, orknots, depending upon operator pref
E2-12802025*TRIP TIME BATTKm/hknotmphkmmileSPEEDYAMAHAsetmodeEMU01554Fuel meterThe fuel level is indicated by eight seg-ments. When all segm
E2-13EMU01555Warning indicators8 Fuel warningIf the fuel level decreases to one segmentthe fuel level warning segment 1 willbegin blinking.8 Low
E2-14EMU01180TOP COWLING LOCK LEVERSTo remove the engine top cowling, pullup the front and rear lock levers. Then liftoff the cowling. When repl
E2-15701054001053EMU00169WARNING SYSTEMcCDo not continue to operate the engine ifthe warning device has activated. Consultyour Yamaha dealer if
E2-16001094213032q905012qEMU00172OIL LEVEL WARNING / OIL FILTERCLOGGING WARNINGThis engine has an oil level warning sys-tem. If oil level falls bel
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EMU00174Chapter 3OPERATIONINSTALLATION ...3-1Mounting the outboard motor...3-2BREAKING IN (RUNNING IN) E
EMU00175INSTALLATIONcCIncorrect engine height or obstructions tosmooth water flow (such as the design orcondition of the boat or accessories suchas t
EMU01478MOUNTING THE OUTBOARDMOTORw8 Overpowering a boat may cause severeinstability. Do not install an outboardmotor with more horsepower than
Mount the outboard motor on the centerline (keel line) of the boat, and ensure thatthe boat itself is well balanced. Otherwise,the boat will b
3-4EEMU01494BREAKING IN (RUNNING IN)ENGINEYour new engine requires a period ofbreak-in (running-in) to allow mating sur-faces of moving part
3-5E2) Next 50 minutes:Do not exceed half throttle (approxi-mately 3,000 r/min). Vary enginespeed occasionally. If you have aneasy-plani
3-6EEMU00206Fuel8 Check to be sure you have plenty of fuelfor your trip.8 Make sure there are no fuel leaks orgasoline fumes.8 Check fuel lin
3-7EEMU01794OPERATION AFTER A LONG PERIODOF STORAGEWhen operating the engine after a longperiod (12 months) of storage, proceed asfollows:1) Sta
3-8EEMU00186FILLING FUEL AND ENGINE OILEMU01031FILLING FUEL1) Remove the fuel tank cap.2) Fill the fuel tank carefully.3) Close the cap securely after
EGENERAL INFORMATIONBASIC COMPONENTSOPERATIONMAINTENANCETROUBLE RECOVERYINDEXREAD THIS OWNER’S MANUAL CAREFULLYBEFORE OPERATING YOUR OUTBOARD MOTOR.12
3-9EEMU01801FILLING OILThis engine uses the oil injection system,which provides superior lubrication byensuring the proper oil ratio for all opera
3-10E001475ON STARTOFF701024EMU01825Using remote oil tank1) Pour engine oil into the remote oiltank.NOTE:The oil level lines on the remote
3-11E1,500 cm3(1.6 US qt,1.31 Imp qt)or lessEMU01543Oil Level IndicatorThe various oil level system functions are as follows:RemarksOil level indica-t
3-12E902025EMU01197STARTING ENGINEw8 Before starting the engine, make surethat the boat is tightly moored and thatyou can steer clear of any obst
3-13EEMU00248PROCEDURE FOR REMOTECONTROL MODEL4) Place the remote control lever in theNeutral position.NOTE:The start-in-gear protection devi
3-14E309034EMU01198WARMING UP ENGINE1) Before beginning operation, allow theengine to warm up at idling speed for3 minutes. (Failure to do this
3-15E701043NFNR701044EMU00261SHIFTINGwBefore shifting, make sure there are noswimmers or obstacles in the water nearyou.cCTo change the shiftin
3-16EONSTARTOFF701023EMU00273STOPPING ENGINELet it cool off for a few minutes at idle orlow speed first. Stopping the engineimmediately after ope
3-17E000521qEMU01412TRIMMING OUTBOARDMOTORThe trim angle of the outboard motorhelps determine the position of the bowof the boat in the
3-18EUPDN702014qEMU01401Power Trim/Tilt Modelw8 Be sure all people are clear of the out-board motor when adjusting thetrim/tilt angle, al
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3-19EEMU01558Bow UpWhen the boat is on plane, a bow-up atti-tude results in less drag, greater stabilityand efficiency. This is generally when th
3-20E000516EMU01200TILTING UP/DOWNIf the engine will be stopped for sometime, or if the boat is moored in shallows,the engine should be til
3-21EUPDNUPDN702014403035*EMU01548PROCEDURE FOR TILTING UPPower trim/tilt models1) If there is a fuel joint or a fuel cock onthe boat, disconnect t
3-22EEMU00316CRUISING IN OTHERCONDITIONSCRUISING IN SALT WATERAfter operating in salt water, wash out thecooling-water passages with fresh waterto
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EMU00317Chapter 4MAINTENANCESPECIFICATION DATA...4-1TRANSPORTING AND STORING OUTBOARD MOTOR ...4
4-1EEMU00318*SPECIFICATION DATARecommended fuelP.O.N.Fuel tank capacity l (US gal, Imp gal)Recommended engine oilLubrication Fuel : OilEngine oil capa
4-2E792 (31.2)554 (21.8)1,693 (66.6)516 (20.3)213 (470)4,500 - 5,500128.7 (175) @ 5,000670 - 7302-stroke, 76°V62,596 (158.4)90.0 × 68.0 (3.54 × 2.68)T
4-3EEMU01369TRANSPORTING ANDSTORING OUTBOARD MOTORwLeaking fuel is a fire hazard. When trans-porting and storing the outboard motor,close the ai
4-4EEMU01777STORING OUTBOARD MOTORWhen storing your Yamaha outboardmotor for prolonged periods of time (2months or longer), several importan
EMU00004Chapter 1GENERALINFORMATIONIDENTIFICATION NUMBERS RECORD ..1-1Outboard motor serial number...1-1Key number...
4-5E903021EMU00338Flushing Cooling System and FoggingEngineCooling system flushing is essential toprevent the cooling system from cloggingup
4-6EEMU01568Lubrication1) Remove the spark plug(s). Spray“Yamaha Stor-Rite Engine FoggingOil” into each cylinder for 5 seconds.Grease the sp
4-7EEMU01545Battery CarewBattery electrolyte is poisonous and dan-gerous, causing severe burns, etc. It con-tains sulfuric acid. Avoid contact wi
4-8E901015UPPER LEVELLOWER LEVEL2) Clean the battery casing and termi-nals. Fill each cell to the upper levelwith distilled water.3) Sto
4-9EEMU00362*MAINTENANCE CHARTFrequency of maintenance operations may be adjusted according to the operating con-ditions, but the following table give
4-10EEMU00366GREASINGYamaha marine grease(Water resistant grease)000523 68J-9-14-4 2/28/02 11:15 AM Page 11
4-11EEMU01202CLEANING AND ADJUSTING SPARKPLUGwWhen removing or installing a spark plug,be careful not to damage the insulator. Adamaged insulator co
4-12EWhen fitting the plug, always clean thegasket surface and use a new gasket.Wipe off any dirt from the threads andscrew in th
4-13E106092EMU01509CHECKING FUEL SYSTEMwGasoline (petrol) and its vapors are highlyflammable and explosive. Keep awayfrom sparks, cigarettes, f
4-14E207063wetyrEMU00370INSPECTING FUEL FILTERwGasoline (petrol) is highly flammable, andits vapors are flammable and explosive.8 If you have any ques
EEMU00005IDENTIFICATION NUMBERSRECORDEMU00007OUTBOARD MOTOR SERIALNUMBERThe outboard motor serial number isstamped on the label attached to the p
4-15E4) Reinstall the filter element. Make surethe O-ring is in position in the cup.Insert the cup and O-ring into the fil-ter housing
4-16EA diagnostic tachometer should be usedfor this procedure.1) Start the engine and allow it to warmup fully in Neutral until it is runn
4-17E206016EMU01189CHECKING HIGH PRESSURE FUELPUMP DRIVE BELTInspect the high pressure fuel pump drivebelt and replace it if any of the followin
4-18E000500rtwereqEMU01330REPLACING FUSEIf a fuse has blown, remove the electricalcover, open the fuse holder and removethe fuse with a fuse pu
4-19EEMU00993CHECKING POWER TRIM AND TILTSYSTEMw8 Never get under the lower unit while itis tilted, even when the tilt-supportlever is locked.
4-20E210012602051602036602074werqytEMU00388CHECKING PROPELLERwYou could be seriously injured if theengine accidentally starts while you are
4-21EEMU01560Installing the PropellercC8 Be sure to install the thrust washerbefore installing propeller, otherwisethe lower case and propell
4-22E001392qwEMU01460CHANGING GEAR OILw8 Be sure the outboard is securely fas-tened to the transom or a stable stand.You could be severely injur
4-23E5) With the outboard motor in a verticalposition, and using a flexible or pres-surized filling device, inject the gearoil into the oil drain
4-24EEMU00404CHECKING BATTERY (for Electric start models)wBattery electrolytic fluid is dangerous; itcontains sulfuric acid and therefore is poi-
E1-2000517wqEMU01385EMISSION CONTROLINFORMATIONEMU01444NORTH AMERICAN MODELSThis engine conforms to U.S.Environmental Protection Agency (EPA)re
4-25EcC8 A poorly maintained battery will quick-ly deteriorate.8 Ordinary tap-water contains mineralsharmful to a battery, and should not beused fo
4-26EcC8 Make sure the main switch (on applica-ble models) is “OFF” before working onthe battery.8 Reversal of the battery leads will dam-age the
4-27EEMU00408CHECKING BOLTS AND NUTS1) Check that bolts securing the cylinderhead and engine and the nut securingthe flywheel are tightened with
4-28E000524qweEMU01172CLEANING COOLING-WATERPASSAGESFlushing device equipped modelPerform this procedure right after opera-tion for the most thor
4-29E102025EMU00413COATING THE BOAT BOTTOMA clean hull improves boat performance.The boat bottom should be kept as cleanof marine growths a
EMU00414Chapter 5TROUBLE RECOVERYTROUBLESHOOTING ...5-1TEMPORARY ACTION IN EMERGENCY ...
5-1EEMU01204TROUBLESHOOTINGA problem in the fuel, compression, or ignition systems can cause poor starting, loss ofpower, or other problems. The troub
5-2EC. Engine idlesirregularly or stalls.Trouble Possible Cause Remedy1. Spark plug(s) fouled or incorrecttype.2. Fuel system obstructed.3. Fuel conta
5-3ED. Warning buzzersounds orindicator lamplights.Trouble Possible Cause Remedy1. Cooling system clogged.2. Engine oil level low.3. Heat range of spa
5-4ETrouble Possible Cause Remedy13. Poor connections or damagedignition wiring.14. Failed ignition parts.15. Specified engine oil not used.16. Thermo
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