31ZW3602 00X31-ZW3-6020 EM3 AH N HC 1000.2004.03 Printed in Japan C 2004 Honda Motor Co., Ltd.
04/03/15 10:55:21 31ZW3600_001 The engine exhaust from this product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. Keep this owner’s manual handy, so you can refer to it at any time. This owner’s manual is considered a permanent part of the outboard motor and should remain with the outboard motor if resold. The information and specifications included in this publication were in effect at the time of approval for printing. Honda Motor Co.
04/03/15 10:55:28 31ZW3600_002 INTRODUCTION Congratulations on your selection of a Honda outboard motor. We are certain you will be pleased with your purchase of one of the finest outboard motors on the market. We want to help you get the best results from your new outboard motor and to operate it safely. This manual contains the information on how to do that; please read it carefully.
04/03/15 10:55:42 31ZW3600_003 INTRODUCTION A FEW WORDS ABOUT SAFETY You will find important safety information in a variety of forms, including: Safety Labels Your safety and the safety of others are very important. And using this outboard motor safely is an important responsibility. on the outboard motor. Safety Messages preceded by a safety alert symbol and one of three signal words, DANGER, WARNING, or CAUTION.
04/03/15 10:55:46 31ZW3600_004 CONTENTS OUTBOARD MOTOR SAFETY .................................... 7 IMPORTANT SAFETY INFORMATION ................. 7 SAFETY LABEL LOCATIONS ................................. 9 CONTROLS AND FEATURES ................................... 10 CONTROL AND FEATURE IDENTIFICATION CODES ................................. 10 COMPONENT AND CONTROL LOCATIONS ..... 11 CONTROLS ...............................................................
04/03/15 10:55:49 31ZW3600_005 CONTENTS OTHER FEATURES ................................................. 29 Overrev Limiter ...................................................... 29 Anodes.................................................................... 29 Portable Fuel Tank (optional equipment) .............. 30 Fuel Cap Vent Knob (optional equipment) ........... 30 Fuel Priming Bulb .................................................. 31 BEFORE OPERATION.................................................
04/03/15 10:55:53 31ZW3600_006 CONTENTS SERVICING YOUR OUTBOARD MOTOR ............... 56 THE IMPORTANCE OF MAINTENANCE ............ 56 MAINTENANCE SAFETY ...................................... 57 TOOL KIT (optional equipment) AND EMERGENCY STARTER ROPE ........................ 58 MAINTENANCE SCHEDULE ................................ 59 TRIM TAB ADJUSTMENT ..................................... 61 MANUAL RELIEF VALVE ..................................... 62 ENGINE COVER REMOVAL AND INSTALLATION .............
04/03/15 10:55:56 31ZW3600_007 CONTENTS TECHNICAL AND CONSUMER INFORMATION... 94 TECHNICAL INFORMATION ................................ 94 Serial Number Locations ....................................... 94 Carburetor Modification for High Altitude Operation ............................................................ 95 Battery .................................................................... 95 Oxygenated Fuels ................................................... 96 Emission Control System Information .
04/03/15 10:56:07 31ZW3600_008 OUTBOARD MOTOR SAFETY IMPORTANT SAFETY INFORMATION Honda BF40A and BF50A outboard motors are designed for use with boats that have a suitable manufacturer’s power recommendation. Other uses can result in injury to the operator or damage to the outboard motor and other property. Most accidents can be prevented if you follow all instructions in this manual and on the outboard motor.
04/03/15 10:56:14 31ZW3600_009 OUTBOARD MOTOR SAFETY Refuel With Care Gasoline is extremely flammable, and gasoline vapor can explode. Refuel outdoors, in a wellventilated area, with the engine stopped. Never smoke near gasoline, and keep other flames and sparks away. Remove any portable fuel tank from the boat for refueling. Keep the portable fuel tank away from the battery or other potential spark sources. Refuel carefully to avoid spilling fuel. Avoid overfilling the fuel tank.
04/03/15 10:56:31 31ZW3600_010 OUTBOARD MOTOR SAFETY SAFETY LABEL LOCATIONS The labels shown here contain important safety information. Please read them carefully. These labels are considered permanent parts of your outboard motor. If a label comes off or becomes hard to read, contact an authorized Honda Marine servicing dealer for a replacement.
04/03/15 10:56:48 31ZW3600_011 CONTROLS AND FEATURES CONTROL AND FEATURE IDENTIFICATION CODES Model BF40A Type LH LHT BF50A LRT LHT LRT L Shaft Length X Long Tiller Handle Remote Control Gas Assist Tilt Power Trim/Tilt Tachometer (optional equipment) Trim Meter (optional equipment) Refer to this chart for an explanation of the Type Codes used in this manual to identify control and feature applications.
04/03/15 10:56:55 31ZW3600_012 CONTROLS AND FEATURES COMPONENT AND CONTROL LOCATIONS LH and LHT Types (long tiller handle) OIL FILLER CAP FUEL HOSE CONNECTOR OIL LEVEL DIPSTICK ENGINE COVER LONG TILLER HANDLE POWER TILT SWITCH (LHT type) COOLING SYSTEM INDICATOR TILT LOCK LEVER STERN BRACKET ENGINE OIL DRAIN PLUG COVER TRANSOM ANGLE ADJUSTING ROD ANTIVENTILATION PLATE TRIM TAB (anode) GEAR OIL LEVEL CHECK PLUG WASH PLUG (Flush plug) TILT LEVER (LH type) MANUAL RELIEF VALVE (LHT Type) EXHAUST PO
04/03/15 10:57:00 31ZW3600_013 CONTROLS AND FEATURES OIL PRESSURE INDICATOR LIGHT GEAR SHIFT OVERHEAT INDICATOR LIGHT SWITCH CLIP EMERGENCY STOP SWITCH THROTTLE FRICTION ADJUSTER LANYARD POWER TRIM/TILT SWITCH (LHT type) STEERING FRICTION ADJUSTER THROTTLE GRIP IGNITION SWITCH IGNITION SWITCH KEY 12
04/03/15 10:57:07 31ZW3600_014 CONTROLS AND FEATURES LRT and XRT Types (remote control) ENGINE COVER OIL FILLER CAP POWER TILT SWITCH FUEL HOSE CONNECTOR OIL LEVEL DIPSTICK TILT LOCK LEVER STEERING PLATE TRANSOM ANGLE ADJUSTING ROD COOLING SYSTEM INDICATOR STERN BRACKET ENGINE OIL DRAIN PLUG COVER TRIM TAB (anode) GEAR OIL LEVEL CHECK PLUG WASH PLUG (Flush plug) GEAR OIL DRAIN PLUG EXHAUST PORT PROPELLER (optional equipment) MANUAL RELIEF VALVE ANTIVENTILATION PLATE WATER INTAKE 13
04/03/15 10:57:13 31ZW3600_015 CONTROLS AND FEATURES Remote Control box (side mount type/optional equipment) POWER TRIM/TILT SWITCH GEARSHIFT/THROTTLE CONTROL LEVER NEUTRAL RELEASE LEVER OIL PRESSURE INDICATOR LIGHT SPARE SWITCH CLIP OVERHEAT INDICATOR LIGHT BUZZER (inside of the box) FAST IDLE LEVER IGNITION SWITCH IGNITION SWITCH KEY LANYARD THROTTLE FRICTION ADJUSTER EMERGENCY STOP SWITCH SWITCH CLIP 14
04/03/15 10:57:21 31ZW3600_016 CONTROLS AND FEATURES Fuel Tank (optional equipment) Tachometer (optional equipment) FUEL GAUGE VENT KNOB FUEL TANK FUEL CAP Trim Meter (optional equipment) FUEL HOSE PRIMING BULB FUEL HOSE CONNECTOR (female) 15
04/03/15 10:57:32 31ZW3600_017 CONTROLS AND FEATURES CONTROLS Turning the ignition switch key to the START position operates the starter motor. The key automatically returns to the ON position when released from the START position. LH and LHT Types (long tiller handle) Emergency Stop Switch and Switch Clip EMERGENCY STOP SWITCH Ignition Switch IGNITION SWITCH ON START OFF The ignition switch can be used to start the engine only when the gearshift lever (p.
04/03/15 10:57:41 31ZW3600_018 CONTROLS AND FEATURES The switch clip must be inserted in the engine stop switch in order for the engine to start and run. The lanyard should be attached to the operator’s PFD (Personal Flotation Device) or worn around the wrist as shown. Throttle Grip The throttle grip controls engine speed. An index mark on the tiller arm shows throttle position and is helpful for setting the throttle correctly when starting (p. 38 ).
04/03/15 10:57:53 31ZW3600_019 CONTROLS AND FEATURES Throttle Friction Adjuster Gearshif t Lever THROTTLE FRICTION ADJUSTER FIX N (neutral) Steering Friction Adjuster R (reverse) F (forward) GEARSHIFT LEVER RELEASE LOCK THROTTLE GRIP The throttle friction adjuster adjusts resistance to throttle grip rotation. Turn the adjuster clockwise to increase friction for holding a throttle setting while cruising. Turn the adjuster counterclockwise to decrease friction for easy throttle grip rotation.
04/03/15 10:58:01 31ZW3600_020 CONTROLS AND FEATURES Tilt Lever (gas assist/LH type) Moving the tilt lever to the FREE position allows the motor to be tilted and moving the tilt lever to the LOCK position locks the motor in the desired position. Use the tilt lever to temporarily tilt the motor when the boat is operating in shallow water, or mooring in shallow water. The tilt lever must be in the LOCK position before operating the motor or the motor could tilt up when operating in reverse.
04/03/15 10:58:11 31ZW3600_021 CONTROLS AND FEATURES Turning the ignition switch key to the START position operates the starter motor. The key automatically returns to the ON position when released from the START position. Switch Clip and Emergency Stop Switch (side-mount type) EMERGENCY STOP SWITCH The ignition switch can be used to start the engine only when the gearshift lever (p. 18 ) is in the N (neutral) position, and the switch clip is in the emergency stop switch.
04/03/15 10:58:21 31ZW3600_022 CONTROLS AND FEATURES Fast Idle Lever (side-mount type) Gearshif t/Throttle Control Lever (side-mount type) GEARSHIFT/THROTTLE CONTROL LEVER N (neutral) GEARSHIFT/THROTTLE CONTROL LEVER FAST IDLE START FAST IDLE LEVER The fast idle lever is used to set idle speed during warm-up. The lever will not move unless the gearshift/throttle control lever is in the N (neutral) position.
04/03/15 10:58:27 31ZW3600_023 CONTROLS AND FEATURES The gearshift/throttle control lever controls engine speed and selects F (forward), N (neutral), or R (reverse) gears. Moving the control lever 30° from N (neutral) selects the gear, and further movement increases engine speed. A friction adjuster near the base of the control lever adjusts the operating resistance of the control lever (p. 48 ). Less friction allows easier control lever movement.
04/03/15 10:58:40 31ZW3600_024 CONTROLS AND FEATURES Common Controls Power Trim/Tilt Switch [LRT and XRT types (sidemount type)] CONTROL LEVER Press UP to trim or tilt the motor up. Press DN to trim or tilt the motor down. POWER TRIM/TILT SWITCH The power trim/tilt switch is located on the control lever or the tiller handle. It is a rocker switch with UP and DN (down) positions for changing the angle of the outboard motor.
04/03/15 10:58:52 31ZW3600_025 CONTROLS AND FEATURES Manual Relief Valve (LHT, LRT and XRT types) RIGHT STERN BRACKET Tilt Lock Lever Engine Cover Latches TILT LOCK LEVER FRONT FREE LOCK UNLATCH ENGINE COVER LATCH POWER MANUAL (To fix) (To release) The tilt lock lever is used to support the outboard motor in the fully-raised position. MANUAL RELIEF VALVE The outboard motor can be tilted manually after opening the manual relief valve.
04/03/15 10:59:05 31ZW3600_026 CONTROLS AND FEATURES Transom Angle Adjusting Rod STERN BRACKET TURN UP The transom angle adjusting rod limits the tilt angle of the outboard motor when fully lowered. Trim Tab TIGHTENING BOLT Proper adjustment prevents the outboard motor from being trimmed too low (p. 50 ). TRIM TAB PUSH PROPELLER TRANSOM ANGLE ADJUSTING ROD TO CHANGE UNLOCKED POSITION The trim tab compensates for ‘‘torque steer,’’ which is a reaction of the outboard motor to propeller rotation.
04/03/15 10:59:18 31ZW3600_027 CONTROLS AND FEATURES INSTRUMENTS Tachometer (optional equipment) Fuel Gauge (optional equipment) Trim Meter [optional equipment (LHT, LRT and XRT Types)] FUEL GAUGE TACHOMETER TRIM METER The trim meter has a range of 0° to 16° and indicates the trim angle of the outboard motor. Refer to the trim meter when using the power trim/tilt switch to achieve proper boat performance. 26 The tachometer shows engine speed in revolutions per minute.
04/03/15 10:59:28 31ZW3600_028 CONTROLS AND FEATURES INDICATORS LRT and XRT Types (side-mount type) When the green light is lit, oil pressure is OK. Oil Pressure Indicator LH and LHT Types (GREEN) If oil pressure becomes low, the green light will go off, and the engine protection system will limit engine speed. Refer to TAKING CARE OF UNEXPECTED PROBLEMS, p. 90 . (GREEN) BUZZER Remote controls are also equipped with a buzzer that sounds when the green light goes off.
04/03/15 10:59:38 31ZW3600_029 CONTROLS AND FEATURES Overheat Indicator LRT and XRT Types (side-mount type) If the engine overheats, the red light will come on, and the engine protection system will limit engine speed. LH and LHT Types (RED) (RED) BUZZER If the condition persists for another 20 seconds, the engine will shut off. When normal engine temperature is restored, the engine speed will gradually rise to normal engine speed. Refer to TAKING CARE OF UNEXPECTED PROBLEMS, p. 91 .
04/03/15 10:59:49 31ZW3600_030 CONTROLS AND FEATURES Cooling System Indicator OTHER FEATURES Anodes Overrev Limiter The engine is equipped with an overrev limiter to prevent the possibility of mechanical damage from excessive engine speed. COOLING SYSTEM INDICATOR Water should flow from the cooling system indicator while the engine is running. This shows that water is circulating through the cooling system.
04/03/15 10:59:59 31ZW3600_031 CONTROLS AND FEATURES The anodes are made of a sacrificial material that helps to protect the outboard motor from corrosion. Portable Fuel Tank (optional equipment) Fuel Cap Vent Knob (optional equipment) VENT KNOB There are two anodes on the gear case, one on the stern bracket, and another is the trim tab. OPEN CLOSE FUEL CAP The portable fuel tank has a capacity of 6.6 US gal ( 25 ) and has a fuel gauge built into the cap.
04/03/15 11:00:06 31ZW3600_032 CONTROLS AND FEATURES Fuel Priming Bulb UP OUTLET END (MOTOR) PRIMING BULB INLET END (TANK) A priming bulb is built into the fuel hose that connects the fuel tank to the outboard motor. Before starting the engine, hold the priming bulb up in the direction of the arrow, then squeeze the priming bulb until it feels firm. This will ensure that fuel is supplied to the engine (p. 37 ).
04/03/15 11:00:19 31ZW3600_033 BEFORE OPERATION ARE YOU READY TO GET UNDER WAY? Your safety is your responsibility. A little time spent in preparation will significantly reduce your risk of injury. Safety Always wear a PFD (Personal Flotation Device) while on the boat. Attach the emergency stop switch lanyard securely to your PFD or to your wrist. Knowledge Read and understand this manual. Know what the controls do and how to operate them.
04/03/15 11:00:32 31ZW3600_034 BEFORE OPERATION Safety Inspection Look around the outboard motor for signs of oil or gasoline leaks. Check that all fasteners are in place and securely tightened. Maintenance Inspection Check the engine oil level (p. 63 ). Running the engine with a low oil level can cause engine damage. If you are using the portable fuel tank (optional equipment), make sure it is in good condition and properly secured in the boat (p. 36 ).
04/03/15 11:00:48 31ZW3600_035 OPERATION SAFE OPERATING PRECAUTIONS BREAK-IN PROCEDURE Break-in period: 10 hours To safely realize the full potential of this outboard motor, you need a complete understanding of its operation and a certain amount of practice with its controls. Proper break-in operation allows the moving parts to wear in smoothly for best performance and long service life.
04/03/15 11:00:58 31ZW3600_036 OPERATION TRANSOM ANGLE ADJUSTMENT STERN BRACKET Proper adjustment prevents the outboard motor from being trimmed too low (p. 50 ). TURN UP TRANSOM ANGLE ADJUSTING ROD TRANSOM ANGLE ADJUSTING ROD TO LOCK Do not allow water to enter the idle exhaust port or the engine can be damaged. To adjust, first tilt the outboard motor so it is not resting on the rod. PUSH TO CHANGE The transom angle adjusting rod limits the tilt angle of the outboard motor when fully lowered.
04/03/15 11:01:13 31ZW3600_037 OPERATION PORTABLE FUEL TANK (optional equipment) Secure the portable fuel tank in the boat, so it won’t move around and become damaged. FUEL HOSE CONNECTIONS FUEL HOSE CONNECTOR Before use, open the fuel tank vent by turning the vent knob at least 2 or 3 turns counterclockwise. FUEL HOSE Place the portable fuel tank (optional equipment) in a well-ventilated location, away from direct sunlight, to reduce the possibility of a gasoline vapor explosion.
04/03/15 11:01:25 31ZW3600_038 OPERATION FUEL PRIMING STARTING THE ENGINE UP OUTLET END (MOTOR) LH and LHT Types (long tiller handle) EMERGENCY STOP SWITCH PRIMING BULB Check to be sure there are no fuel leaks before starting the engine. Do not squeeze the priming bulb when the engine is running because that could flood the carburetor. The emergency stop switch clip and lanyard system is a safety device that will stop the engine if you fall away from the controls while operating the boat.
04/03/15 11:01:36 31ZW3600_039 OPERATION N (neutral) ON START POSITION POINTER START OFF THROTTLE GRIP IGNITION SWITCH KEY SHIFT LEVER 2. Check the position of the gearshift lever. It must be in the N (neutral) position for starting. The engine will not start if the gearshift lever is in the F (forward) or R (reverse) position. 3. Align the engine start symbol ‘‘ ’’ on the tiller handle with the pointer ‘‘ ’’ on the throttle grip. 4.
04/03/15 11:01:50 31ZW3600_040 OPERATION Using the electric starter f or more than 5 seconds at a time will overheat the starter motor and can damage it. Turning the ignition switch key to the START position while the engine is running can damage the starter motor and f lywheel. During the warm-up period, check the oil pressure indicator (p. 27 ), overheat indicator (p. 28 ) and cooling system indicator (p. 29 ).
04/03/15 11:02:01 31ZW3600_041 OPERATION The engine will not start or run, unless the clip is in the switch. N (neutral) FAST IDLE The emergency stop switch clip and lanyard system is a safety device that will stop the engine if you fall away from the controls while operating the boat. START CONTROL LEVER Always attach the lanyard to your PFD, or to your wrist, before starting the engine. FAST IDLE LEVER 2. Set the control lever in the N (neutral) position.
04/03/15 11:02:11 31ZW3600_042 OPERATION ON OFF START FAST IDLE LEVER Using the electric starter f or more than 5 seconds at a time will overheat the starter motor and can damage it. Turning the ignition switch key to the START position while the engine is running can damage the starter motor and f lywheel. IGNITION SWITCH KEY 4. To start a cold engine, leave the fast idle lever in the START (fully lowered) position. 5.
04/03/15 11:02:23 31ZW3600_043 OPERATION 6. Before getting under way, allow the engine to warm up sufficiently to ensure good performance. Above 41°F (5°C), warm up the engine for 2 or 3 minutes. Below 41°F (5°C), warm up the engine for at least 10 minutes at 2,000 rpm. During the warm-up period, check the oil pressure indicator (p. 27 ), overheat indicator (p. 28 ), and cooling system indicator (p. 29 ).
04/03/15 11:02:39 31ZW3600_044 OPERATION 6. If the fast idle control(s) was used to start the engine, return the control(s) to the normal operating position as the engine warms up. FLYWHEEL EMERGENCY STARTER ROPE During the warm-up period, check the oil pressure indicator (p. 27 ), overheat indicator (p. 28 ), and cooling system indicator (p. 29 ). 7. Install the engine cover (p. 24 ), and lock it in place by latching the engine cover latches. KNOT 4.
04/03/15 11:02:43 31ZW3600_045 OPERATION 8. If it was necessary to remove the emergency stop switch lanyard from your wrist to perform the emergency starting procedure, be sure the lanyard is attached to your wrist before operating the outboard motor. 9. Have your closest authorized Honda marine dealer check your electrical system and correct the problem, so you can use the electric starter.
04/03/15 11:02:57 31ZW3600_046 OPERATION STOPPING THE ENGINE Emergency Engine Stopping LH and LHT Types (long tiller handle) EMERGENCY STOP SWITCH To stop the engine in an emergency, pull the clip out of the emergency stop switch by pulling the lanyard. Normal Engine Stopping LH and LHT Types (long tiller handle) We suggest that you stop the engine this way occasionally to verify that the emergency stop switch is operating properly.
04/03/15 11:03:06 31ZW3600_047 OPERATION LRT and XRT Types (remote control) LH and LHT Types (long tiller handle) N (neutral) OFF CONTROL LEVER IGNITION SWITCH KEY LRT and XRT Types (remote control) 1. Move the throttle grip to the slowest speed and control gears to N (neutral) position. OFF IGNITION SWITCH KEY 2. Turn the ignition switch key to the OFF position to stop the engine. 46 3. When the boat is not in use, remove and store the ignition key and the emergency stop switch clip and lanyard.
04/03/15 11:03:18 31ZW3600_048 OPERATION GEARSHIFTING AND THROTTLE OPERATION LH and LHT Types (long tiller handle) POINTER THROTTLE GRIP SLOW FAST GEARSHIFT LEVER F (forward) N (neutral) R (reverse) To shift gears, turn the throttle grip to the SLOW position, then move the gearshift lever to select F (forward), N (neutral) or R (reverse) gears. THROTTLE FRICTION ADJUSTER THROTTLE GRIP FIX The engine can be started with the gearshift lever in the N (neutral) position only.
04/03/15 11:03:27 31ZW3600_049 OPERATION LRT and XRT Types (remote control) To shift gears, move the control lever to select F (forward), N (neutral) and R (reverse) gears. Side-Mount Type CONTROL LEVER Moving the control lever beyond the gear selection range increases engine speed. NEUTRAL RELEASE LEVER 48 TO INCREASE FRICTION The control lever cannot be moved from the N (neutral) position unless the neutral release lever is squeezed.
04/03/15 11:03:38 31ZW3600_050 OPERATION STEERING Steering Friction Adjuster LH and LHT Types (long tiller handle) STEERING FRICTION ADJUSTER FRICTION PLATE TO INCREASE FRICTION (LOCK) Steer by moving the tiller handle opposite the direction you want the boat to turn. LRT and XRT Types (remote control) Steer the boat in the same manner as an automobile. TO DECREASE FRICTION (FREE) Use the steering friction adjuster to help hold a steady course while cruising.
04/03/15 11:03:56 31ZW3600_051 OPERATION CRUISING Engine Speed For best fuel economy, limit the throttle opening to 80%. Use the throttle friction control (p. 47 and 48 ) to help you hold a steady speed. If engine speed becomes unstable at high speed due to activation of the overrev limiter, reduce speed and check the trim angle of the outboard motor. Trim antiventilation plate is level with the water.
04/03/15 11:04:11 31ZW3600_052 OPERATION It is necessary to trim the angle of the outboard motor to compensate for changes in boat load, weight distribution, water conditions, or propeller selection. Under normal conditions, the boat will perform best when the antiventilation plate is level with the water. When cruising into a high wind, adjust the outboard motor down slightly to level the boat and improve stability. With a tail wind, adjust the outboard motor up slightly.
04/03/15 11:04:27 31ZW3600_053 OPERATION TRIM TAB SHALLOW WATER OPERATION If steering effort is not equal in both directions, adjust the trim tab to compensate for ‘‘torque steer,’’ which is the reaction of the outboard motor to propeller rotation. TIGHTENING BOLT TRIM TAB LHT, LRT and XRT Types When operating in shallow water, use the power trim/tilt switch (p. 51 ) to tilt the outboard motor, so the propeller and gear case won’t hit the bottom.
04/03/15 11:04:35 31ZW3600_054 OPERATION To tilt the outboard motor, move the tilt lever to the FREE position, then raise the outboard motor to the desired position by pulling on the engine cover grip. Monitor water flow from the cooling system indicator (p. 29 ) to be sure the outboard motor is not tilted so high the water intake is out of the water. Do not use the tiller handle as a lever to raise the outboard motor. Applying excessive f orce to the tiller handle can damage it.
04/03/15 11:04:44 31ZW3600_055 OPERATION MOORING, BEACHING, LAUNCHING LH Type Use the tilt lever to raise and lower the outboard motor as described on p. 53 .
04/03/15 11:04:51 31ZW3600_056 OPERATION RIGHT STERN BRACKET MANUAL RELIEF VALVE POWER (To f ix) Be sure the valve is closed before operating the outboard motor. If the valve is not closed, the outboard motor will tilt up when operated in reverse. MANUAL (To release) The outboard motor can also be tilted manually after opening the manual relief valve. This feature enables the outboard motor to be tilted when no battery is connected.
04/03/15 11:05:01 31ZW3600_057 SERVICING YOUR OUTBOARD MOTOR THE IMPORTANCE OF MAINTENANCE Good maintenance is essential for safe, economical, and trouble-free operation. It will also help reduce air pollution. Improperly maintaining this outboard motor, or failure to correct a problem before operation, can cause a malfunction in which you could be seriously hurt or killed. Always follow the inspection and maintenance recommendations and schedules in this owner’s manual.
04/03/15 11:05:12 31ZW3600_058 SERVICING YOUR OUTBOARD MOTOR MAINTENANCE SAFETY Some of the most important safety precautions follow. However, we cannot warn you of every conceivable hazard that can arise in performing maintenance. Only you can decide whether or not you should perform a given task. Failure to properly follow maintenance instructions and precautions can cause you to be seriously hurt or killed. Always follow the procedures and precautions in the owner’s manual.
04/03/15 11:05:22 31ZW3600_059 SERVICING YOUR OUTBOARD MOTOR SPARE EMERGENCY STOP SWITCH CLIP (LH and LHT Types) AND EMERGENCY STARTER ROPE TOOL KIT (optional equipment) 10 12 mm WRENCH PLIERS OIL CHECK SCREWDRIVER SPARE EMERGENCY STOP SWITCH CLIP (LH and LHT Types) 18 19 mm SOCKET WRENCH FLAT SCREWDRIVER PHILLIPS SCREWDRIVER 8 mm WRENCH TOOL BAG EMERGENCY STARTER ROPE Always carry the spare emergency stop switch clip and the emergency starter rope onboard.
04/03/15 11:05:34 31ZW3600_060 SERVICING YOUR OUTBOARD MOTOR MAINTENANCE SCHEDULE REGULAR SERVICE PERIOD (3) Perform at every indicated month or operating hour interval, whichever comes first.
04/03/15 11:05:46 31ZW3600_061 SERVICING YOUR OUTBOARD MOTOR REGULAR SERVICE PERIOD (3) Perform at every indicated month or operating hour interval, whichever comes first. ITEM Thermostat Fuel filter Fuel line Battery and cable connection Bolts and nuts Crankcase breather tube Cooling water passages Water pump Each use After use Check Check Replace Check Replace Checklevel-tightness Check-tightness Check Clean Check First month or 20 hrs. Every 6 months or 100 hrs. Every year or 200 hrs.
04/03/15 11:06:01 31ZW3600_062 SERVICING YOUR OUTBOARD MOTOR TRIM TAB ADJUSTMENT The trim tab compensates for ‘‘torque steer’’ which is a reaction of the outboard motor to propeller rotation. TRIM TAB If uncompensated, torque steer would make the outboard motor tend to turn to one side. TRIM TAB RIGHT LEFT When the trim tab is correctly adjusted, steering effort is equal in either direction. If steering effort is unequal, loosen the trim tab bolt and adjust the angle of the trim tab.
04/03/15 11:06:13 31ZW3600_063 SERVICING YOUR OUTBOARD MOTOR MANUAL RELIEF VALVE LHT, LRT and XRT Types RIGHT STERN BRACKET MANUAL RELIEF VALVE MANUAL (To release) POWER (To f ix) The outboard motor can be tilted manually after opening the manual relief valve. This feature enables the outboard motor to be tilted when no battery is connected. For manual tilting, use a flat screwdriver to turn the valve counterclockwise 2 and a half turns. Close the valve firmly after positioning the outboard motor.
04/03/15 11:06:24 31ZW3600_064 SERVICING YOUR OUTBOARD MOTOR Engine Oil Level Check OIL FILLER CAP Check the engine oil level with the engine stopped and the outboard motor in the vertical position. Running the engine with a low oil level can cause engine damage. 5. Install the oil filler cap and tighten it securely. 1. Unlatch and remove the engine cover. 6. Install and lock the engine cover. 2. Remove the dipstick and wipe it clean. OIL LEVEL DIPSTICK UPPER LIMIT 4.
04/03/15 11:06:31 31ZW3600_065 SERVICING YOUR OUTBOARD MOTOR Engine Oil Change An engine oil evacuation device may be used to remove the engine oil. DRAIN PLUG COVER Drain the used oil while the engine is warm. Warm oil drains quickly and completely. 1. Unlatch and remove the engine cover (p. 62 ). Remove the oil filler cap. SCREW DRAIN PLUG COVER 2. Loosen the drain plug cover screw using a flat blade screwdriver and remove the drain plug cover. 64 3.
04/03/15 11:06:43 31ZW3600_066 SERVICING YOUR OUTBOARD MOTOR SEALING WASHER Improper disposal of engine oil can be harmf ul to the environment. If you change your own oil, please dispose of the used oil properly. Put it in a sealed container, and take it to a recycling center. Do not discard it in a trash bin, dump it on the ground or pour it down a drain. DRAIN BOLT 4. Remove the engine oil drain bolt and washer. 7.
04/03/15 11:06:49 31ZW3600_067 SERVICING YOUR OUTBOARD MOTOR Engine Oil Recommendations Oil is a major factor affecting performance and service life. Use 4-stroke automotive detergent oil. SAE Viscosity Grade AMBIENT TEMPERATURE SAE 5W-30 is recommended for general use. 66 The SAE oil viscosity and service classification are in the API label on the oil container. Honda recommends that you use API SERVICE category SG, SH or SJ oil with the ‘‘starburst’’ certification mark displayed on the container.
04/03/15 11:06:58 31ZW3600_068 SERVICING YOUR OUTBOARD MOTOR Lubrication Points TILT SHAFT TILLER HANDLE Apply marine anticorrosion grease to the following parts: Lubrication interval: After the first 20 hours or 1 month, then every 100 hours or 6 months. (Refer to the maintenance schedule page 59 ). To prevent corrosion, apply anticorrosion oil to pivot surf aces where grease cannot penetrate.
04/03/15 11:07:09 31ZW3600_069 SERVICING YOUR OUTBOARD MOTOR Spark Plug Service 0.024 (0.60 RECOMMENDED SPARK PLUGS: DR7EA (NGK) X22ESR-U (DENSO) Incorrect spark plugs can cause engine damage. 0.028 in 0.70 mm) SEALING WASHER SPARK PLUG WRENCH 1. Unlatch and remove the engine cover (p. 62 ). SPARK PLUG CAPS 2. Disconnect the spark plug caps from the spark plugs. 3. Remove the spark plugs with a spark plug wrench. 68 4. Inspect the spark plugs.
04/03/15 11:07:18 31ZW3600_070 SERVICING YOUR OUTBOARD MOTOR 7. After each spark plug seats, tighten with a spark plug wrench to compress the sealing washer. If reinstalling used spark plugs, tighten 1/8 - 1/4 turn after the spark plugs seat. If installing new spark plugs, tighten 1/2 turn after the spark plugs seat. 6. Install the spark plugs carefully, by hand, to avoid cross-threading. Loose spark plugs can overheat and damage the engine.
04/03/15 11:07:34 31ZW3600_071 SERVICING YOUR OUTBOARD MOTOR REFUELING Portable Fuel Tank (optional equipment) Gasoline is highly flammable and explosive. FUEL TANK CAPACITY: 6.6 US gal (25 ) You can be burned or seriously injured when handling fuel. Stop the engine and keep heat, sparks, and flame away. Handle fuel only outdoors. Wipe up spills immediately. FUEL GAUGE Check the fuel gauge and refill the tank when necessary. SAFE FILL LEVEL Remove the fuel tank from the boat for refueling.
04/03/15 11:07:42 31ZW3600_072 SERVICING YOUR OUTBOARD MOTOR FUEL RECOMMENDATIONS Use unleaded gasoline with a pump octane rating of 86 or higher. Your outboard motor is certified to operate on unleaded gasoline. Unleaded gasoline produces fewer engine and spark plug deposits and extends exhaust system life. Running the engine with persistent spark knock or pinging can cause engine damage.
04/03/15 11:07:53 31ZW3600_073 SERVICING YOUR OUTBOARD MOTOR Fuel Pump Filter Inspection and Replacement The fuel pump filter is located under the engine cover between the fuel coupling and the fuel pump. Water or sediment accumulated in the filter can cause loss of power or hard starting. To prevent engine malfunction, inspect the filter and replace when necessary. 72 Gasoline is highly flammable and explosive. You can be burned or seriously injured when handling fuel.
04/03/15 11:08:03 31ZW3600_074 SERVICING YOUR OUTBOARD MOTOR HOSE CLAMP GRIPPERS (commercially available) FUEL HOSE CLIPS 4. Place clamps on the fuel hoses on each side of the filter to prevent fuel leakage when the fuel hoses are disconnected. FUEL PUMP SPRING RETAINR FUEL FILTER 2. Pull the spring retainer toward you, and raise the fuel filter. FUEL HOSE CLIPS FUEL HOSES 3. Inspect the filter for water and/or sediment accumulation. If the filter is OK, reinstall it.
04/03/15 11:08:14 31ZW3600_075 SERVICING YOUR OUTBOARD MOTOR 6. Connect the fuel hoses to the fuel filter securely with the hose clips. Remove the fuel hose clamps used to close the fuel hoses. Portable Fuel Tank and Filter Cleaning (optional equipment) Fuel Tank Filter TANK FILTER JOINT (Fuel Connector) Fuel Tank 7. Securely connect the fuel hose connector to the outboard motor (refer to page 36 ). FUEL HOSE 8. Prime the engine using the priming bulb (p. 37 ). Check for fuel leaks.
04/03/15 11:08:21 31ZW3600_076 SERVICING YOUR OUTBOARD MOTOR Anode Replacement The anodes are located on the trim tab and the stern bracket. They are made of a sacrificial material that helps to protect the outboard motor from corrosion. Replace the anodes when they have been reduced to about half their original size, or if they are crumbling. Painting or coating the anodes will def eat their purpose and will lead to rust and corrosion damage to the outboard motor.
04/03/15 11:08:34 31ZW3600_077 SERVICING YOUR OUTBOARD MOTOR Propeller Replacement Removal Installation Before replacing the propeller, remove the clip from the engine stop switch to prevent any possibility of the engine being started while you are working with the propeller. Remove the cotter pin, unscrew the castle nut, remove the washers, then remove the propeller and thrust washer. Install the propeller in the reverse order of removal.
04/03/15 11:08:45 31ZW3600_078 STORAGE STORAGE PREPARATION Cleaning Proper storage preparation is essential for keeping your outboard motor troublefree and looking good. The following steps will help to keep rust and corrosion from impairing your outboard motor’s function and appearance, and will make the engine easier to start when you use the outboard motor again. Wash the outside of the outboard motor with clean, fresh water, and flush the cooling system as described.
04/03/15 11:08:54 31ZW3600_079 STORAGE GARDEN HOSE ADAPTER (FLUSH KIT COUPLER) 4. Move the gearshift lever or control lever to the N (neutral) position. Flush the outboard motor in the neutral position only. 5. Turn on the fresh water supply to the flush kit coupler. Running the engine without good water circulation can cause overheating and water pump damage. COOLING SYSTEM INDICATOR 2. Remove the sealing washer from the wash plug and install the sealing washer on the flush kit coupler. 3.
04/03/15 11:09:02 31ZW3600_080 STORAGE 7. Allow the engine to run at idle for at least 5 minutes to clean the inside of the motor. 8. Stop the motor and remove the garden hose adapter. 9. Remove the sealing washer from the garden hose adapter and install the sealing washer on the wash plug. If tape was used to cover the three water intakes in step 6, remove the tape now. 10.Install the wash plug into the gear case securely.
04/03/15 11:09:15 31ZW3600_081 STORAGE Fuel Gasoline will oxidize and deteriorate in storage. Old gasoline will cause hard starting, and it leaves gum deposits that clog the fuel system. If the gasoline in your fuel tank and carburetor deteriorates during storage, you may need to have the carburetor and other fuel system components serviced or replaced.
04/03/15 11:09:28 31ZW3600_082 STORAGE 1 CARBURETOR DRAIN SCREW 5. Repeat this procedure to drain carburetor. 3 Engine Oil 1. Change the engine oil (p. 64 ). 2 CARBURETOR DRAIN SCREW 6. After all three carburetors are drained, reinstall the drain tube on 1 carburetor. DRAIN TUBE 3 CARBURETOR DRAIN SCREW 3. Loosen the drain screw on 1 carburetor, allow the carburetor to drain completely, then tighten the drain screw securely. 7.
04/03/15 11:09:41 31ZW3600_083 STORAGE STORAGE PRECAUTIONS Select a well-ventilated storage area. If possible, avoid storage areas with high humidity. If storing a container of gasoline, such as the portable fuel tank (optional equipment), store it away from any appliance that operates with a flame, such as a furnace, water heater, or clothes dryer. Also avoid any area with a spark producing electric motor, or where power tools are operated.
04/03/15 11:09:54 31ZW3600_084 TRANSPORTING WITH OUTBOARD MOTOR INSTALLED ON BOAT LRT and XRT Types (remote control) WITH OUTBOARD MOTOR REMOVED FROM BOAT When trailering a boat with the outboard motor attached, leave the engine in the normal running position, if possible. Use a motor support bar to prevent the outboard motor from moving while trailering the boat. Refer to the manufacturer’s instructions for using a motor support bar.
04/03/15 11:10:06 31ZW3600_085 TAKING CARE OF UNEXPECTED PROBLEMS ELECTRIC STARTER WILL NOT OPERATE 1. Check battery. Possible Cause Correction Battery connections loose or corroded. Clean and tighten battery connections. Battery discharged. Recharge battery. 2. Check fuse. Fuse burnt out. Replace fuse (p. 89 ). 3. Use emergency starting procedure (p. 42 ), then take outboard motor to an authorized Honda Marine dealer, or refer to the shop manual.
04/03/15 11:10:17 31ZW3600_086 TAKING CARE OF UNEXPECTED PROBLEMS ENGINE WILL NOT START Possible Cause Correction 1. Check emergency stop switch clip. Clip not inserted in stop switch. Insert clip in stop switch. 2. Check control positions. Gearshift lever or control lever not in neutral position. Shift to neutral (p. 38 and 40 ). Throttle grip not in START position (long tiller-handle type). Turn throttle grip to START position (p. 38 ). Fast idle lever raised (side-mount type).
04/03/15 11:10:33 31ZW3600_087 TAKING CARE OF UNEXPECTED PROBLEMS ENGINE WILL NOT START (continued) 3. Check fuel. 4. Remove and inspect spark plugs. 5. Take outboard motor to an authorized Honda marine dealer, or refer to the shop manual. 86 Possible Cause Correction Out of fuel. Refuel (p. 70 ). Fuel vent closed (portable fuel tank optional equipment). Open fuel tank vent (p. 30 ). Fuel hose not primed. Squeeze priming bulb (p. 31 ). Fuel pump filter or fuel tank filter clogged.
04/03/15 11:10:45 31ZW3600_088 TAKING CARE OF UNEXPECTED PROBLEMS HARD STARTING OR STALLS AFTER STARTING 1. Check control positions. 2. Check fuel. Possible Cause Correction Throttle grip not in START position (long tiller-handle type). Turn throttle grip to START (p. 38 ). Fast idle lever raised (side-mount type). Lower fast idle lever, unless engine is warm (p. 40 ). Fuel vent closed (portable fuel tank optional equipment). Open fuel tank vent (p. 30 ). Fuel hose not primed.
04/03/15 11:11:00 31ZW3600_089 TAKING CARE OF UNEXPECTED PROBLEMS HARD STARTING OR STALLS AFTER STARTING (continued) Possible Cause Correction 3. Remove and inspect spark plugs. Spark plugs faulty, fouled or improperly gapped. Gap or replace spark plugs (p. 68 ). 4. Take outboard motor to an authorized Honda marine dealer, or refer to the shop manual. Carburetor malfunction, fuel pump failure, ignition malfunction, etc. Replace or repair faulty components as necessary.
04/03/15 11:11:13 31ZW3600_090 TAKING CARE OF UNEXPECTED PROBLEMS BATTERY WILL NOT CHARGE AND ELECTRIC STARTER WILL NOT OPERATE The battery-charging circuit and the electric starter relay circuit are protected by the 15-ampere fuse. If the fuse burns out, the engine will not charge the battery, and the electric starter will not operate. The engine can be started using the emergency starter rope. The ignition switch is also protected by the 15-ampere fuse.
04/03/15 11:11:23 31ZW3600_091 TAKING CARE OF UNEXPECTED PROBLEMS OIL PRESSURE INDICATOR LIGHT GOES OFF AND ENGINE SPEED IS LIMITED (GREEN) (long tiller handle type) (GREEN) If the throttle is closed suddenly after full throttle operation, engine speed may drop below the specified idle rpm, and that could activate the engine protection system momentarily. Remote control type is equipped with a buzzer that sounds when the green indicator light goes off.
04/03/15 11:11:33 31ZW3600_092 TAKING CARE OF UNEXPECTED PROBLEMS OVERHEAT INDICATOR LIGHT COMES ON AND ENGINE SPEED IS LIMITED (RED) If the engine overheats, the red indicator light will come on, and the engine protection system will limit engine speed. If you are at cruising speed, engine speed will decrease gradually. If the condition persists for another 20 seconds, the engine will shut off. When normal engine temperature is restored, the engine speed will gradually rise to normal engine speed.
04/03/15 11:11:45 31ZW3600_093 TAKING CARE OF UNEXPECTED PROBLEMS If there is no water flowing from the cooling system indicator, stop the engine, and tilt the outboard motor to inspect the water intake screens. If restricted, clean the water intake screens, return the outboard motor to the running position, restart the engine, and check the cooling system indicator again.
04/03/15 11:11:55 31ZW3600_094 TAKING CARE OF UNEXPECTED PROBLEMS 7. Attempt to start the engine. If the engine was running when it submerged, there may be mechanical damage, such as bent connecting rods. If the engine binds when cranked, do not attempt to run the engine until it has been repaired. When cranking the engine with an open ignition circuit (spark plugs removed f rom the ignition circuit), remove the clip f rom the emergency stop switch to prevent possible damage to the ignition system.
04/03/15 11:12:05 31ZW3600_095 TECHNICAL AND CONSUMER INFORMATION TECHNICAL INFORMATION SWIVEL CASE STARTER MOTOR Serial Number Locations Record the product identification number and engine serial number in the space provided on this page. You will need these numbers when ordering parts, and when making technical or warranty inquiries (p. 103 ). PRODUCT IDENTIFICATION NUMBER 94 ENGINE SERIAL NUMBER The product identification number is stamped on a plate attached on top of the swivel case.
04/03/15 11:12:14 31ZW3600_096 TECHNICAL AND CONSUMER INFORMATION Carburetor Modification for High Altitude Operation At high altitude, the standard carburetor air-fuel mixture will be too rich. Performance will decrease, and fuel consumption will increase. A very rich mixture will also foul the spark plugs and cause hard starting. High altitude performance can be improved by specific modifications to the carburetors.
04/03/15 11:12:27 31ZW3600_097 TECHNICAL AND CONSUMER INFORMATION Oxygenated Fuels Some conventional gasolines are being blended with alcohol or an ether compound. These gasolines are collectively referred to as oxygenated fuels. To meet clean air standards, some areas of the United States and Canada use oxygenated fuels to help reduce emissions. If you use an oxygenated fuel, be sure it is unleaded and meets the minimum octane rating requirement.
04/03/15 11:12:36 31ZW3600_098 TECHNICAL AND CONSUMER INFORMATION Emission Control System Information The U.S. and Calif ornia Clean Air Acts Source of Emissions EPA and California regulations require all manufacturers to furnish written instructions describing the operation and maintenance of emission control systems. The combustion process produces carbon monoxide, oxides of nitrogen, and hydrocarbons.
04/03/15 11:12:47 31ZW3600_099 TECHNICAL AND CONSUMER INFORMATION Problems That May Af f ect Emissions If you are aware of any of the following symptoms, have your engine inspected and repaired by your servicing dealer. Hard starting or stalling after starting. Rough idle. Misfiring or backfiring under load. Afterburning (backfiring). Black exhaust smoke or high fuel consumption.
04/03/15 11:12:59 31ZW3600_100 TECHNICAL AND CONSUMER INFORMATION Star Label A Star label was applied to this outboard motor in accordance with the requirements of the California Air Resources Board. The Star Label means Cleaner Marine Engine This engine has been certified as a: The Symbol for Cleaner Marine Engines: Cleaner Air and Water - for healthier lifestyle and environment.
04/03/15 11:13:10 31ZW3600_101 TECHNICAL AND CONSUMER INFORMATION One Star Low Emission The one-star label identifies engines that meet the Air Resources Board’s Personal Watercraft and Outboard marine engine 2001 exhaust emission standards. Engines meeting these standards have 75% lower emissions than conventional carbureted two-stroke engines. These engines are equivalent to the U.S.EPA’s 2006 standards for marine engines.
04/03/15 11:13:49 31ZW3600_102 TECHNICAL AND CONSUMER INFORMATION Specifications MODEL Description Code Type Overall length Overall width Overall height Transom height Weight Rated power Full throttle range Engine type Displacement Starter system Ignition system Lubrication system Specified oil H L L L BF40A BAYS HT Oil capacity RT 30.3 in 27.0 in (770 mm) (685 mm) 14.6 in (370 mm) 53.7 in (1,365 mm) 20.5 in (520 mm) 210.5 lbs (95.5 kg) 214.9 lbs (97.5 kg) 205 lbs (93 kg) 29.
04/03/15 11:14:30 31ZW3600_103 TECHNICAL AND CONSUMER INFORMATION Specifications MODEL Description Code Type Overall length Overall width Overall height Transom height Weight Rated power Full throttle range Engine type Displacement Starter system Ignition system Lubrication system Specified oil BF50A BAZS L X L X L X Oil capacity HT RT 30.3 in (770 mm) 27.0 in (685 mm) 14.6 in (370 mm) 53.7 in (1,365 mm) 57.9 in (1,470 mm) 20.5 in (521 mm) 24.5 in (622 mm) 214.9 lbs (97.
04/03/15 11:14:47 31ZW3600_104 TECHNICAL AND CONSUMER INFORMATION CONSUMER INFORMATION Customer Service Information Or telephone: (770) 497-6400 Honda Publications Honda Marine dealership personnel are trained professionals. They should be able to answer any question you may have. If you encounter a problem that your dealer does not solve to your satisfaction, please discuss it with the dealership’s management. The Service Manager or General Manager can help. Almost all problems are solved in this way.
04/03/15 11:15:01 31ZW3600_109 INDEX Anodes ............................................................................ 29 Replacement ............................................................... 75 ARE YOU READY TO GET UNDER WAY .......... 32 Battery ............................................................................ 95 BATTERY WILL NOT CHARGE AND ELECTRIC STARTER WILL NOT OPERATE .............................................................. 89 BEFORE OPERATION...............................
04/03/15 11:15:05 31ZW3600_110 INDEX Gearshift Lever............................................................... 18 Gearshift/Trottle Control Lever LRT and XRT Types (remote control) Side-Mount Type ................................................... 21 GEARSHIFTING AND THROTTLE OPERATION ... 47 LH and LHT Types (long tiller handle) ..................... 47 LRT and XRT Types (remote control) ...................... 48 Ignition Switch LH and LHT Types (long tiller handle) .....................
04/03/15 11:15:09 31ZW3600_111 INDEX REFUELING.................................................................. 70 REMOVAL FROM STORAGE .................................... 82 SAFE OPERATING PRECAUTIONS ......................... 34 SAFETY LABEL LOCATIONS ..................................... 9 Serial Number Locations................................................ 94 SERVICING YOUR OUTBOARD MOTOR ............... 56 SHALLOW WATER OPERATIONS ........................... 52 Spark Plug Service ................
04/03/15 11:15:12 31ZW3600_112 INDEX TRANSPORTING ......................................................... 83 WITH OUTBOARD MOTOR INSTALLED ON BOAT .............................................................. 83 WITH OUTBOARD MOTOR REMOVED FROM BOAT ........................................................ 83 Trim Meter (optional equipment) .................................. 26 Trim Tab ................................................................... 25, 52 TRIM TAB ADJUSTMENT ........................
04/03/15 11:15:14 31ZW3600_113 MEMO 112
31ZW3602 00X31-ZW3-6020 EM3 AH N HC 1000.2004.03 Printed in Japan C 2004 Honda Motor Co., Ltd.
