Page 2

Thank you for purchasing a Honda Throughout this manual, you will see If a problem should arise, or if you Outboard Motor. safety messages proceeded by the have any questions about the following words and symbols. Here’s Outboard Motor, consult an...
Page 3

Trim meter Tachometer TRL (Trolling) Control Switch Note that the types of the outboard motor differ according to the countries where they are sold. BF75D/80A/90D/100A is provided TYPE CODE Example with the following types according to L R T the shaft length, control system, and Destination tilt system.
Page 4

Tachometer TRL (Trolling) Control Switch Note that the types of the outboard motor differ according to the countries where they are sold. BF75D/80A/90D/100A is provided TYPE CODE Example with the following types according to the shaft length, control system, and Destination tilt system.
Page 5

This Owner’s Manual is using the FRAME SERIAL NUMBER ENGINE SERIAL NUMBER following type names when it describes the operations special to a type. Tiller handle type: H type Remote control type: R type Gas-assisted tilt type: G type Power trim/tilt type: T type The remote control type is classified into the following three categories...
Page 6: Table Of Contents

CONTENTS 1. SAFETY ....................8 Transom Angle Adjusting Rod..........37 SAFETY INFORMATION............8 Common 2. SAFETY LABEL LOCATIONS............ 11 Tilt Lock Lever ............... 38 Oil Pressure Indicator/Buzzer..........38 3. COMPONENT IDENTIFICATION ..........14 Overheat Indicator/Buzzer............39 4. CONTROLS AND FEATURES .............22 ACG Indicator/Buzzer ............40 H type PGM-FI Indicator/Buzzer ............
Page 7

CONTENTS 6. PRE-OPERATION CHECKS ............59 H type ..................96 Engine Cover Removal/Installation ..........59 R type..................98 Engine Oil ...................59 TRL (Trolling) Control Switch Fuel ....................62 (optional equipment: R type) ..........100 GASOLINE CONTAINING ALCOHOL ........63 Trimming the Outboard Motor ..........101 Propeller and Cotter Pin Inspection ..........64 Trim Meter (equipped type or optional equipment) ....
Page 8

Fuel ....................149 Vapor Separator Draining ............150 Battery Storage ................151 Outboard Motor Position ............152 14. DISPOSAL .................153 15. TROUBLESHOOTING ............. 154 16. SPECIFICATIONS..............156 17. MAJOR Honda DISTRIBUTOR ADDRESSES ......161 18. ‘‘EC DECLARATION OF CONFORMITY’’ CONTENT OUTLINE ............164 19. INDEX ..................169...
Page 9: Safety

If any fuel is spilled make sure that the area is dry before starting the engine. • Honda outboard motor is designed to give safe and • Gasoline is harmful or fatal if dependable service if swallowed.
Page 10

SAFETY • Know how to stop the engine • Stop the engine immediately if quickly in case of emergency. anyone falls overboard. Understand the use of all controls. • Do not run the engine while the • Do not exceed the boat boat is near anyone in the water.
Page 11

SAFETY Fire and Burn Hazards The engine and exhaust system Carbon Monoxide Poisoning Gasoline is extremely flammable, and become very hot during operation and Hazard gasoline vapor can explode. Use remain hot for a while after Exhaust contains poisonous carbon extreme care when handling gasoline.
Page 12: Safety Label Locations

2. SAFETY LABEL LOCATIONS [Equipped type] These labels are in the locations shown. They warn you of potential hazards that can cause serious injury. Read the labels and safety notes and precautions described in this manual carefully. If a label comes off or becomes hard to read, contact your outboard motor dealer for a replacement. READ OWNER'S MANUAL READ OWNER'S MANUAL EMERGENCY ENGINE STARTING...
Page 13

SAFETY LABEL LOCATIONS FUEL TANK (equipped type) FUEL CAUTION FUEL CAUTION...
Page 14

SAFETY LABEL LOCATIONS CE mark location [U type only] CE MARK (1) Model name (2) Engine family name (3) Year code (4) Rated power (5) Dry mass (weight) (with propeller, without battery cable) (6) Country of manufacture (7) Frame number (8) Manufacturer and address (9) Name and address of authorized representative...
Page 15: Component Identification

3. COMPONENT IDENTIFICATION [H (Tiller Handle) type] OIL FILLER CAP ENGINE COVER ENGINE COVER OIL LEVEL DIPSTICK FIXING LEVER NMEA (front) INTERFACE COUPLER ENGINE COVER FIXING LEVER (rear) POWER TILT SWITCH (T type) TILT LOCK TILLER HANDLE IDLE PORT LEVER COOLING FLUSH PORT STERN BRACKET...
Page 16

COMPONENT IDENTIFICATION TILLER HANDLE INDICATORS (Oil pressure, Overheat, ACG, PGM-FI) SHIFT LEVER EMERGENCY STOP SWITCH EMERGENCY STOP THROTTLE FRICTION SWITCH CLIP ADJUSTER EMERGENCY STOP SWITCH LANYARD POWER TRIM/TILT SWITCH (T type) THROTTLE GRIP ENGINE SWITCH SPARE EMERGENCY STOP SWITCH CLIP STEERING FRICTION ADJUSTING KNOB Store the spare emergency stop...
Page 17

COMPONENT IDENTIFICATION [R (Remote Control) type] OIL FILLER CAP ENGINE COVER ENGINE COVER OIL LEVEL DIPSTICK FIXING LEVER (front) NMEA INTERFACE ENGINE COVER COUPLER FIXING LEVER (rear) POWER TILT SWITCH TILT LOCK LEVER IDLE PORT FLUSH PORT COOLING STERN WATER CONNECTOR FRAME SERIAL BRACKET...
Page 18

COMPONENT IDENTIFICATION REMOTE CONTROL BOX (equipped type or optional equipment) SIDE-MOUNTTYPE (R1 type) PANEL-MOUNTTYPE (R2 type) REMOTE CONTROL LEVER REMOTE CONTROL LEVER NEUTRAL RELEASE LEVER POWER TRIM/ TILT SWITCH NEUTRAL RELEASE INDICATORS LEVER (Oil pressure, Overheat, SPARE EMERGENCY ACG, PGM-FI) STOP SWITCH CLIP FAST IDLE LEVER...
Page 19

COMPONENT IDENTIFICATION TOP-MOUNT TYPE (R3 type) (SINGLE OUTBOARD MOTOR TYPE) (DUAL OUTBOARD MOTOR TYPE) REMOTE CONTROL LEVER REMOTE CONTROL LEVERS POWER TRIM/TILT SWITCH (RIGHT) R3 type: POWER TRIM/TILT POWER TRIM/ SWITCH (LEFT) SPARE EMERGENCY TILT SWITCH STOP SWITCH CLIP Store the spare emergency stop switch clip in the tool bag.
Page 20

COMPONENT IDENTIFICATION [Common] FUEL GAUGE FUEL TANK (equipped type) FUEL FILLER CAP FUEL TANK FUEL FILLER CAP TUBE ASSEMBLY VENT KNOB (equipped type) FUEL LINE JOINT (outboard motor side) PRIMING BULB...
Page 21

COMPONENT IDENTIFICATION FUEL TUBE ASSEMBLY FUEL LINE JOINT (equipped type) (fuel tank side) PRIMING BULB FUEL LINE JOINT (outboard motor side)
Page 22

COMPONENT IDENTIFICATION TRL (Trolling) CONTROL SWITCH PANEL TACHOMETER (Optional equipment) TRIMMETER (Optional equipment) (Optional equipment) TRL (Trolling) CONTROL SWITCH...
Page 23: Controls And Features

4. CONTROLS AND FEATURES (H type) Engine Switch (Ignition Switch) Shift Lever NEUTRAL NEUTRAL FORWARD START REVERSE SHIFT SHIFT LEVER LEVER ENGINE SWITCH (IGNITION SWITCH) FORWARD REVERSE START NEUTRAL NEUTRAL Use the shift lever to run the boat in This tiller handle is equipped with an forward or reverse gear, or to cut off automotive type ignition switch.
Page 24: Throttle Grip

CONTROLS AND FEATURES (H type) Throttle Grip Throttle Friction Adjuster THROTTLE THROTTLE FRICTION ADJUSTER INDICATOR RELEASE THROTTLE GRIP FAST SLOW THROTTLE GRIP START Turn the grip clockwise or The curve on the grip indicates the The throttle friction adjuster adjusts counterclockwise to adjust the engine engine speed.
Page 25: Emergency Stop Switch

CONTROLS AND FEATURES (H type) Emergency Stop Switch Emergency Stop Switch Lanyard/Clip EMERGENCY STOP SWITCH EMERGENCY STOP SWITCH EMERGENCY STOP SWITCH CLIP STOP STOP EMERGENCY STOP EMERGENCY STOP EMERGENCY SWITCH CLIP SWITCH LANYARD STOP SWITCH LANYARD Press the emergency stop switch to The emergency stop switch lanyard is stop the engine.
Page 26: Steering Friction Adjusting Knob

CONTROLS AND FEATURES (H type) Steering Friction Adjusting Knob STEERING FRICTION ADJUSTING KNOB To increase friction To decrease friction SPARE EMERGENCY STOP SWITCH CLIP The engine does not start unless the emergency stop switch clip is set on the emergency stop switch. Store the spare emergency stop Use the steering friction adjusting switch clip in the tool bag.
Page 27: Remote Control Lever

CONTROLS AND FEATURES (R type) Remote Control Lever (R1 type) NEUTRAL 30° 30° REMOTE CONTROL LEVER FORWARD REVERSE NEUTRAL RELEASE LEVER SHIFT SHIFT FORWARD MINIMUM MINIMUM NEUTRAL THROTTLE OPENING THROTTLE OPENING REVERSE MAXIMUM MAXIMUM REMOTE CONTROL LEVER Shifting gear into forward, reverse, or FORWARD: REVERSE: neutral and the engine speed...
Page 28

CONTROLS AND FEATURES (R type) Remote Control Lever (R2 type) NEUTRAL 35° 35° REMOTE CONTROL LEVER REVERSE FORWARD NEUTRAL RELEASE LEVER SHIFT SHIFT FORWARD MINIMUM THROTTLE OPENING MINIMUM THROTTLE OPENING NEUTRAL MAXIMUM MAXIMUM REVERSE REMOTE CONTROL LEVER Shifting gear into forward, reverse, or FORWARD: REVERSE: Moving the lever to the FORWARD...
Page 29: R3 Type

CONTROLS AND FEATURES (R type) Remote Control Lever (R3 type) (SINGLE TYPE) (DUAL TYPE) FORWARD NEUTRAL REMOTE CONTROL LEVER NEUTRAL 35° 35° FORWARD REVERSE FORWARD SHIFT SHIFT THROTTLE THROTTLE OPENING OPENING NEUTRAL MINIMUM MINIMUM MAXIMUM REVERSE MAXIMUM REVERSE REMOTE CONTROL LEVERS REMOTE CONTROL LEVER Shifting gear into forward, reverse, or FORWARD:...
Page 30: R1 Type

CONTROLS AND FEATURES (R type) Neutral Release Lever Engine Switch (Ignition Switch) (R2, R3 types) START (R1 type) (R1 type) START REMOTE CONTROL LEVER ENGINE SWITCH NEUTRAL RELEASE LEVER START (R2 type) ENGINE SWITCH REMOTE CONTROL LEVER This remote control is equipped with an automotive type ignition switch.
Page 31: Fast Idle Lever/fast Idle Button

The fast idle lever/fast idle button is FORWARD only needed for starting carbureted REVERSE NEUTRAL MAXIMUM outboard models. The BF75D, FAST IDLE BF80A, BF90D and BF100A models use programmed fuel injection so, this lever will not be needed for LOWEST...
Page 32: Emergency Stop Switch

CONTROLS AND FEATURES (R type) <Fast Idle Button> Emergency Stop Switch Emergency Stop Switch Lanyard/ (R3 type) (R1 type) Clip NEUTRAL FORWARD EMERGENCY STOP REVERSE SWITCH LANYARD STOP REMOTE CONTROL LEVER Push FAST IDLE BUTTON EMERGENCY STOP SWITCH EMERGENCY STOP SWITCH CLIP (R2, R3 types) Use the fast idle button and the The emergency stop switch lanyard is...
Page 33: Spare Emergency Stop Switch Clip

CONTROLS AND FEATURES (R type) (R1 type) Spare Emergency Stop Switch Clip EMERGENCY (R1 type) If the emergency stop switch STOP SWITCH lanyard is not set, the boat might run out of control when the operator, for example, falls overboard and is not able to STOP operate the outboard motor.
Page 34: Trl (trolling) Control Switch Panel (optional Equipment)

CONTROLS AND FEATURES (R type) TRL (Trolling) Control Switch Panel (optional equipment) TROLLING CONTROL SWITCH The engine speed can be adjusted with the trolling control switch when in trolling mode. If you press and hold the TRL control switch while cruising with the throttle closed, the mode changes to trolling mode.
Page 35: Power Trim/tilt Switch

CONTROLS AND FEATURES (T type) Power Trim/Tilt Switch (H type) (R3 type) (SINGLE TYPE) Power Trim POWER TRIM/ Press the power trim/tilt switch to TILT SWITCH adjust the outboard motor trim angle of – 4° to 16° to maintain proper boat REMOTE CONTROL trim.
Page 36: Trim Meter (equipped Type Or Optional Equipment)

CONTROLS AND FEATURES (T type) Trim Meter Power Tilt Switch (equipped type or optional (outboard motor pan) equipment) 68° 12° TILT ANGLE 0° - 4° 16° 0° TRIM ANGLE POWER TILT SWITCH (VERTICAL LINE) TRIM METER (when transom angle is 12°) The power tilt switch located on the Power Tilt The trim meter has a range of –...
Page 37: Manual Relief Valve

CONTROLS AND FEATURES (T type) Manual Relief Valve After tilting the outboard motor, turn the manual relief valve clockwise POWER MANUAL securely. (To fix) (To release) Check that no person is under the outboard motor before carrying out this operation because if the manual relief valve is loosened (turned counterclockwise) when the outboard motor is tilted up, the...
Page 38: Tilt Lever

CONTROLS AND FEATURES (G type) Tilt Lever Transom Angle Adjusting Rod TILT LEVER Be sure to lower the tilt lever and lock the outboard motor before sailing. The outboard FREE motor could rise when sailing in the reverse gear, resulting in an accidental injury to the passenger(s).
Page 39: Tilt Lock Lever

CONTROLS AND FEATURES (Common) Tilt Lock Lever Oil Pressure Indicator/Buzzer (R1 type) OIL PRESSURE The oil pressure indicator turns off INDICATOR and the buzzer sounds when the oil level is low and/or the engine lubrication system is faulty. The engine speed slows down (GREEN) FREE gradually this time.
Page 40: Overheat Indicator/buzzer

CONTROLS AND FEATURES (Common) Overheat Indicator/Buzzer (R1 type) OVERHEAT The overheat indicator turns on and INDICATOR the buzzer sounds when the engine cooling circuit is faulty. The engine speed slows down this time. (RED) (H type) (RED) BUZZER (R2, R3 types) OVERHEAT OVERHEAT INDICATOR...
Page 41: Acg Indicator/buzzer

CONTROLS AND FEATURES (Common) ACG Indicator/Buzzer (R1 type) The ACG indicator turns on and the INDICATOR buzzer sounds when the charging system is faulty. (H type) (RED) (RED) BUZZER ACG INDICATOR (R2, R3 types) INDICATOR (internal organs the buzzer) (RED) BUZZER...
Page 42: Pgm-fi Indicator/buzzer

CONTROLS AND FEATURES (Common) PGM-FI Indicator/Buzzer (R1 type) Water Separator Buzzer PGM-FI The PGM-FI indicator turns on and The water separator buzzer sounds INDICATOR the buzzer sounds when the engine when water has accumulated in the control system is faulty. water separator.
Page 43: Trim Tab

CONTROLS AND FEATURES (Common) Trim Tab Anode GEAR CASE GROMMET ANODE ANODE (each side) (stern bracket) TRIM TAB TIGHTENING BOLT The anode metal is a sacrificed metal If the steering wheel/handle is pulled which protects the outboard motor to the side while running at full from corrosion.
Page 44: Cooling Water Intake Port

CONTROLS AND FEATURES (Common) Cooling Water Intake Port Cooling Water Check Hole COOLING WATER CHECK HOLE COOLING WATER INTAKE PORT (each side) The cooling water is checked here to see whether it is circulating inside the The engine cooling water is drawn engine properly.
Page 45: Engine Cover Fixing Lever

CONTROLS AND FEATURES (Common) Engine Cover Fixing Lever Tachometer Fuel Filler Cap (equipped type) (Front/Rear) (equipped type or optional (with vent knob) equipment) FUEL FILLER CAP VENT KNOB ENGINE COVER FIXING LEVER OPEN (front/rear) FUEL CLOSE FILLER CAP UNLOCK TACHOMETER The tachometer shows the engine speed in revolutions per minute.
Page 46: Fuel Gauge

CONTROLS AND FEATURES (Common) Fuel Gauge Fuel Line Connector And Joint The fuel line connector and joint are used to connect the fuel line between (equipped type) the fuel tank and the separate FUEL LINE CONNECTOR FUEL GAUGE outboard motor. (fuel tank side) HOSE PLUG The fuel gauge indicates the fuel level...
Page 47: Nmea Interface Coupler

CONTROLS AND FEATURES (Common) NMEA Interface Coupler Operating Hour Notification Periodic maintenance is required when either the operating hours or the System NMEA INTERFACE time since last maintenance reaches COUPLER This outboard motor engine counts the prescribed limit. Therefore, the number of operating hours since periodic maintenance may be the last periodic maintenance.
Page 48

CONTROLS AND FEATURES (Common) <Operating hour notification timing> NMEA2000-compatible display: • Follow instructions for the display. • If the display allows selection of notification to be preset, select “Notify” (or equivalent). Every 100 hours • Turn on the power supply to the display before turning on the 80 hours 100 hours...
Page 49

CONTROLS AND FEATURES (Common) When “Periodic Maintenance” is indicated: 1. Have the periodic maintenance performed without delay after returning to port. 2. Reset the hour counter. If not reset, the maintenance indication will remain in the display, and the hour count until the next maintenance will be in error.
Page 50: Installation

664 mm (26.1 in) power. Engine power: Select the outboard motor which is BF75D : 55.2 kW (75 PS) correct for the boat transom height of BF80A : 58.8 kW (80 PS) your boat. BF90D : 66.2 kW (90 PS) BF100A: 73.6 kW (100 PS)
Page 51: Location

INSTALLATION Location Installation Height IDLE PORT BOAT TRANSOM HEIGHT 150 mm (5.9 in) or more ± 25 mm ( ± 1 in) WATER LEVEL FULLY CENTER LINE TRIM/TILT DOWN TRANSOM HEIGHT ANTICAVITATION • The water level must be at least PLATE 100 mm (4 in) above the Install the outboard motor at the...
Page 52: Outboard Motor Installation

ENGINE guideline. Torque of the nut can be HANGER (2) different according to the material of the boat. Consult with an authorized Honda outboard motor dealer. WASHER (8) NUT (8) WASHER (4) Install the outboard motor securely. Loosely mounted outboard motor...
Page 53: Outboard Motor Angle Inspection (cruising)

INSTALLATION Outboard Motor Angle Inspection (Cruising) INCORRECT INCORRECT CORRECT CAUSES BOAT TO ‘‘SQUAT’’ CAUSES BOAT TO ‘‘PLOW’’ GIVES MAXIMUM PERFORMANCE Trim angle too small: Incorrect Install the outboard motor at the best The trim angle differs according to causes boat to ‘‘plow.’’ trim angle for stable cruising and the combination of the boat, outboard maximum power.
Page 54: Outboard Motor Angle Adjustment (g Type)

INSTALLATION <Outboard Motor Angle TRANSOM ANGLE Adjustment> ADJUSTING ROD (G type) TRANSOM ANGLE ADJUSTING ROD 3. Inserting the transom angle 2. Remove the transom angle There are five adjusting stages. adjusting rod in the proper hole, adjusting rod by turning it tighten it securely by turning it 1.
Page 55: Battery Connections

INSTALLATION Battery Connections • POISON: Electrolyte is poison. Use a battery which has CCA ANTIDOTE: Batteries produce explosive gases: (COLD CRANKING AMPERES) External: Flush thoroughly If ignited, an explosion can cause 582 A at – 18°C (0°F) and a reserve with water.
Page 56

INSTALLATION • Battery cable extension: (+) TERMINAL Extending the original battery • Be sure to connect the ( + ) side (–) TERMINAL cable will cause the battery battery cable first. When voltage to drop due to the disconnecting the cables, increased length of the cable and disconnect the ( –...
Page 57: Remote Control Installation (equipped Type Or Optional Equipment)

TOP-MOUNT TYPE CONTROL BOX cause unpredictable accident. AND SWITCH PANEL Consult an authorized Honda (FOR SINGLE OUTBOARD MOTOR outboard motor dealer for proper TYPE) SIDE-MOUNT TYPE CONTROL BOX installation.
Page 58: Remote Control Box Location

INSTALLATION <Remote Control Box Location> <Remote Control Cable Length> Do not bend the remote control REMOTE CONTROL LEVER cable as sharp as its route diameter REMOTE REMOTE is 300 mm (11.8 in) or less, or it CONTROL CONTROL BOX CABLE affects the service life of the cable and the remote control lever operation.
Page 59: Propeller Selection

Use of the correct propeller assures powerful acceleration, top speed, excellency in terms of economy and cruising comfort, and it assures longer engine life as well. Consult with your authorized Honda outboard motor dealer for proper propeller selection.
Page 60: Pre-operation Checks

FIXING LEVER (front/rear) <Recommended oil> (front/rear) or gasoline leaks. Use Honda 4-stroke oil or an • To remove, raise the front and rear equivalent high detergent, premium engine cover fixing levers and quality motor oil certified to meet or remove the engine cover.
Page 61

PRE-OPERATION CHECKS SAE 10W-30 is recommended for <Inspection and Refilling> 1. Position the outboard motor general use. vertically, and remove the engine UPPER cover. LEVEL MARK 2. Remove the oil level dipstick and wipe with a clean rag. LOWER 3. Reinsert the dipstick all the way in, LEVEL MARK and then pull it out and read the...
Page 62

PRE-OPERATION CHECKS When you check the oil level with the dipstick, you might notice the engine oil Oil filler cap removal (Unlock): appears milky or the oil level has increased. If you notice either condition, change the engine oil. See the following table for an explanation of these OIL FILLER CAP conditions.
Page 63: Fuel

4. Install the engine cover and lock it securely. Use unleaded gasoline with the following octane numbers. BF75D, 80A, 90D: Do not overfill the engine oil. Research Octane Number of 91 or Check the engine oil after refilling. higher (Pump Octane Number of 86...
Page 64: Gasoline Containing Alcohol

• Refuel in a well-ventilated area its octane rating is at least as high as recommended is not covered under with the engine stopped. that recommended by Honda. There the warranty. • Do not smoke or allow flames or are two types of “gasohol”: one •...
Page 65: Propeller And Cotter Pin Inspection

(see page 147). comfort, and it assures longer engine Consult an authorized Honda life as well. outboard motor dealer for propeller Consult with your authorized Honda selection. outboard motor dealer for proper Keep the spare washer, castle nut and propeller selection.
Page 66: Tiller Handle Height/angle Adjustment (h Type)

PRE-OPERATION CHECKS Tiller Handle Height/Angle HANDLE ANGLE: 13° Adjustment (H type) HANDLE ANGLE: 7° 298 mm The tiller handle height and angle can HANDLE (11.7 in) ANGLE: 21° be adjusted to three positions by HANDLE ANGLE: 7° changing the installation direction of the height adjustment block.
Page 67: Steering Handle Friction (h Type)

PRE-OPERATION CHECKS Steering Handle Friction (H type) Remote Control Lever Friction (R2 type) STEERING FRICTION (R1 type) ADJUSTING KNOB To increase To increase friction friction To increase friction To decrease friction To decrease CONTROL LEVER friction FRICTION ADJUSTER To decrease friction (R3 type) CONTROL LEVER...
Page 68: Water Separator

Provide water accumulation. Clean it or water to the upper level (see page adequate ventilation when consult with an authorized Honda 134). charging. outboard motor dealer for cleaning • CHEMICAL HAZARD: Battery (see page 138).
Page 69

PRE-OPERATION CHECKS • Keep flames and sparks away, and do not smoke in the area. ANTIDOTE: If electrolyte gets into your eyes, flush thoroughly with warm water for at least 15 minutes and call a physician immediately. • POISON: Electrolyte is poison. ANTIDOTE: External: Flush thoroughly with water.
Page 70: Other Checks

PRE-OPERATION CHECKS Other Checks (5) TOOL KIT (see page 125) Check the following items: The anode (sacrificed metal) helps to Parts/materials which should be (1) The fuel hose for kinking, protect the outboard motor from installed on board: collapsing or a loose connection. corrosion damage;...
Page 71: Starting The Engine

7. STARTING THE ENGINE Fuel Line Connection • Be sure that the fuel line is not FUEL HOSE kinked. (outboard BARB motor side) (Fuel Tank equipped type) Gasoline is extremely flammable, FUEL HOSE HOSE PLUG and gasoline vapor can explode, causing serious injury or death.
Page 72

STARTING THE ENGINE (Using the fuel tank mounted on FUEL FILLER CAP FUEL LINE CONNECTOR the boat) VENT KNOB (to fuel tank) FUEL TUBE ASSEMBLY OPEN (equipped type) (outboard motor side) FUEL HOSE (tank side) BARB HOSE CLAMP (stainless steel) (fuel tank side) 1.
Page 73: Fuel Priming

STARTING THE ENGINE Fuel Priming Be careful not to spill any fuel. ARROW Spilled fuel vapor may ignite. If any fuel is spilled, make sure the OUTLET END area is dry before starting the (outboard engine. motor side) PRIMING BULB Do not touch the priming bulb with the engine running or when tilting up the outboard motor.
Page 74: Starting The Engine

STARTING THE ENGINE Starting the Engine (H type) To prevent damage to the outboard EMERGENCY STOP SWITCH from overheating, never run the engine with the propeller out of water. SPARE EMERGENCY STOP SWITCH CLIP 1. Insert the emergency stop switch clip at one end of the emergency Store the spare emergency stop stop switch lanyard into the...
Page 75

STARTING THE ENGINE NEUTRAL ENGINE SWITCH KEY THROTTLE GRIP START SHIFT LEVER “ ” MARK START START NEUTRAL 2. Move the shift lever to the 4. Turn the engine switch key to the 3. Align the ‘‘ ’’ mark on the NEUTRAL position.
Page 76

STARTING THE ENGINE COOLING WATER • The starter motor consumes a CHECK HOLE large amount of current. Do not therefore run it continuously for more than 5 seconds at a time. If the engine does not start within 5 seconds, wait at least 10 seconds before running the starter motor again.
Page 77: R Type

ON, consult with an authorized Honda outboard To prevent damage to the outboard motor dealer. from overheating, never run the engine with the propeller out of...
Page 78

STARTING THE ENGINE 1. Insert the emergency stop switch clip at one end of the emergency REMOTE CONTROL LEVER SPARE EMERGENCY stop switch lanyard into the NEUTRAL STOP SWITCH CLIP emergency stop switch. Attach the other end of the emergency stop NEUTRAL switch lanyard securely to the operator.
Page 79

STARTING THE ENGINE COOLING WATER • The starter motor consumes a CHECK HOLE START large amount of current. Do not therefore run it continuously for more than 5 seconds at a time. If the engine does not start within 5 seconds, wait at least 10 seconds before running the starter motor again.
Page 80

1)Check the oil level (see page 59). 2)If the oil level is normal and the oil pressure indicator light does not turn ON, consult with an authorized Honda outboard motor dealer.
Page 81: R2, R3 Types

STARTING THE ENGINE Starting the Engine (R2, R3 types) When the boat is mounted with two The engine does not start unless the outboard motors, perform the clip is set on the emergency stop CONTROL PANEL EMERGENCY following on the right and left switch.
Page 82

STARTING THE ENGINE NEUTRAL NEUTRAL START NEUTRAL ENGINE SWITCH KEY NEUTRAL REMOTE CONTROL REMOTE LEVER CONTROL LEVER (R2 type) (R3 type) START 3. Turn the engine switch key to the 2. Set the control lever in the START position and hold it there NEUTRAL position.
Page 83

STARTING THE ENGINE COOLING WATER CHECK HOLE • The starter motor consumes a If water does not flow out, or if large amount of current. Do not steam comes out, stop the engine. therefore run it continuously for Check to see if the screen in the more than 5 seconds at a time.
Page 84

2)If the oil level is normal and the oil pressure indicator light does not turn ON, consult with an Before leaving the dock, check the authorized Honda outboard motor operation of the emergency stop dealer. switch. NORMAL: ON ABNORMAL: OFF 6.
Page 85: Emergency Starting

STARTING THE ENGINE Emergency Starting 6 × 25 mm 6 mm WASHER FLANGE BOLT ENGINE COVER FIXING LEVER CLAMP (front/rear) ACG COVER HOOKS CLAMPS CLAMP (on the silencer case) BREATHER TUBE If the starting system does not operate 3. Release the breather tube from the properly for some reasons, the engine Take care not to lose the bolt and four clamps.
Page 86

STARTING THE ENGINE (H type) (R2 type) NEUTRAL NEUTRAL NEUTRAL SHIFT LEVER REMOTE CONTROL LEVER NEUTRAL (R1 type) (R3 type) NEUTRAL NEUTRAL NEUTRAL NEUTRAL REMOTE REMOTE CONTROL CONTROL LEVER LEVER 6. Set the shift lever or remote control lever is in the NEUTRAL position. The ‘‘Neutral Starting System’’...
Page 87

STARTING THE ENGINE (H type) (R1 type) EMERGENCY STARTER ROPE “ ” MARK THROTTLE GRIP START AC GENERATOR ROTOR KNOT START FAST IDLE LEVER 8. Set the AC generator rotor so the 7. H type: cutouts are on the right and left Align the “...
Page 88

STARTING THE ENGINE (H type) (R2, R3 types) EMERGENCY EMERGENCY STOP SWITCH STOP SWITCH STOP STOP EMERGENCY STOP SWITCH CLIP EMERGENCY STOP EMERGENCY STOP SWITCH CLIP SWITCH LANYARD EMERGENCY STOP (R1 type) SWITCH LANYARD 9. Insert the clip at the end of the EMERGENCY STOP SWITCH emergency stop switch lanyard into...
Page 89

STARTING THE ENGINE 11. Pull the emergency starter rope (R2, R3 types) (H type) lightly until resistance is felt, then pull briskly. ENGINE SWITCH KEY If the engine fails to start refer to Troubleshooting page 154. Exposed moving parts can cause injury.
Page 90

STARTING THE ENGINE 14. After returning to the closest boat landing, contact your closest outboard motor dealer and perform the following. • Have the electrical system checked. • Have your dealer reassemble the parts removed in the emergency starting procedure.
Page 91: Operation

8. OPERATION Break-in Procedure Next 60 minutes: Break-in period: 10 hours Run the outboard motor up to maximum of 4,000 to 5,000 min Break-in operation allows the mating (rpm) or 50% to 80% throttle surfaces of the moving parts to wear opening.
Page 92: Gear Shifting

OPERATION Gear Shifting F (FORWARD) R (REVERSE) (H type) THROTTLE GRIP NEUTRAL N (NEUTRAL) REVERSE SHIFT LEVER SLOW FORWARD SLOW The shift lever has 3 positions: FORWARD, NEUTRAL, and REVERSE. 1. Align the pointer on the tiller Be sure that the tilt lever is in the An indicator at the base of the shift handle with the SLOW position on LOCK position.
Page 93: R1 Type

OPERATION Gear Shifting (R1 type) FORWARD REMOTE CONTROL LEVER NEUTRAL NEUTRAL REVERSE NEUTRAL FORWARD MAXIMUM MAXIMUM OPENING OPENING REVERSE Pull up NEUTRAL RELEASE LEVER Moving the control lever further from The control lever will not move approximately 30° will increase unless the neutral release lever is Avoid sharp and abrupt operation throttle opening and boat speed.
Page 94: R2 Type

OPERATION Gear Shifting REVERSE (R2 type) NEUTRAL FORWARD REMOTE CONTROL LEVER FORWARD NEUTRAL NEUTRAL RELEASE LEVER Pull up REMOTE CONTROL LEVER REVERSE Moving the control lever further from The control lever will not move approximately 35° will increase unless the neutral release lever is Avoid sharp and abrupt operation throttle opening and boat speed.
Page 95: R3 Type

OPERATION Gear Shifting NEUTRAL (R3 type) FORWARD (SINGLE TYPE) (DUAL TYPE) FORWARD REVERSE NEUTRAL REMOTE CONTROL LEVER REMOTE CONTROL LEVER REVERSE REMOTE CONTROL LEVERS When the boat is mounted with the Moving the control lever(s) further two outboard motors, hold the control from approximately 35°...
Page 96: Steering

OPERATION Steering (R type) STEERING FRICTION Steer the boat in the same manner as (H type) ADJUSTING KNOB an automobile. To increase friction RIGHT TURN LEFT TURN To decrease friction Move the tiller Move the tiller handle to the left. handle to the right.
Page 97: Cruising

OPERATION Cruising (H type) POWER TRIM/ TILT SWITCH LOCK LOWERMOST POSITION LOCK Press the DN (down) of the power Make sure that the tilt lever is in the trim/tilt switch and tilt the outboard LOCK position. (G type) motor to the lowermost position. (T type)
Page 98

OPERATION FORWARD • When cruising at full throttle, note THROTTLE FRICTION that the engine speed must be in the ADJUSTER range. • If you feel that the engine speed jumped up when the hull jumped or at ventilation, cruise the boat by returning the throttle to the slow FAST speed side.
Page 99: R Type

OPERATION Cruising (R type) (R1 type) (R2 type) (R3 type) (dual type) (single type) POWER TRIM/ POWER TRIM/ TILT SWITCH TILT SWITCH POWER TRIM/ POWER TRIM/TILT SWITCH (LEFT) (RIGHT) TILT SWITCH LOWERMOST POSITION 1. Press the DN (down) of the power R3 type: 2)With the outboard motors trimmed trim/tilt switch and trim the...
Page 100

OPERATION (R1 type) (R2 type) (R3 type) • When cruising at full throttle, note NEUTRAL that the engine speed must be in the REVERSE NEUTRAL NEUTRAL REVERSE range. REVERSE FORWARD • If you feel that the engine speed FORWARD jumped up when the hull jumped or REMOTE at ventilation, cruise the boat by FORWARD...
Page 101: Trl (trolling) Control Switch

OPERATION TRL (Trolling) Control Switch DN: Reduce engine speed The throttle may be operated while in (optional equipment) UP: Increase engine speed trolling mode. The trolling mode is cancelled when you reach 3,000 min TRL (Trolling) CONTROL After the engine has warmed up, (rpm).
Page 102: Trimming The Outboard Motor

Press DN to LEVER (when transom angle is 12°) lower bow. The BF75D/80A/90D/100A T types Press either UP or DN (down) of the The power trim/tilt system operates are equipped with the power trim/tilt power trim/tilt switch and tilt the...
Page 103

OPERATION (R3 type) POWER TRIM/TILT SWITCH • Improper trim angle results in (Single Type) unstable steering condition. Press UP to • Do not trim excessively while raise bow. cruising through rough waves, or it may cause an accident. • Excessive trim angle can result in Press DN to cavitation and racing of the lower bow.
Page 104

OPERATION OUTBOARD MOTOR OUTBOARD MOTOR TRIMMED TOO LOW TRIMMED TOO HIGH OUTBOARD MOTOR TRIMMED CORRECTLY When cruising: (A) Into a high wind, trim the outboard motor down slightly to lower the bow and improve boat stability. (B) With a tail wind, trim the outboard motor up slightly to raise the bow and improve boat stability.
Page 105: Trim Meter (equipped Type Or Optional Equipment)

OPERATION Trim Meter BOW TOO LOW DUE TO BOW TOO HIGH DUE TO 1. LOAD IN THE FRONT 1. LOAD IN THE REAR (equipped type or optional 2. OUTBOARD MOTOR TRIMMED 2. OUTBOARD MOTOR TRIMMED equipment) TOO LOW TOO HIGH The trim meter indicates the trim angle of the outboard motor.
Page 106: Tilting The Outboard Motor

OPERATION Tilting the Outboard Motor 3. With the outboard motor tilted up TILT LEVER at the designated position, move (G type) Tilt the outboard motor to prevent the the tilt lever to the LOCK position FREE propeller and gear case from hitting to lock the outboard motor in the FREE the bottom when the boat is beached...
Page 107: T Type

OPERATION Tilting the Outboard Motor (R1 type) (R3 type) (T type) (single type) POWER TRIM/TILT SWITCH Tilt the outboard motor to prevent the POWER TRIM/TILT SWITCH propeller and gear case from hitting the bottom when the boat is beached or stopped in shallow water. Please tilt up simultaneously, when you mount the dual type outboard motor.
Page 108: Moorage

OPERATION Moorage (G type) 1. Move the tilt lever to the FREE position and raise the outboard Tilt up the outboard motor using the motor as far as it goes by holding tilt lock lever when mooring the boat. it by the grip of the engine cover Move the shift lever to the (see page 37).
Page 109: T Type

OPERATION Moorage (T type) TRIM RODS FREE LOCK TILT LOCK LEVER TILT LOCK LEVER Tilt up the outboard motor using the 1. Raise the outboard motor as full as it goes using the power trim/tilt tilt lock lever when mooring the boat. switch.
Page 110: Power Tilt Switch (t Type)

OPERATION (R3 type) (DUAL TYPE) Power Tilt Switch (T type) POWER TRIM/TILT SWITCH POWER TILT SWITCH (LEFT) (RIGHT) When you are away from the power After tilting down the outboard trim/tilt switch on the control lever motors, adjust the trim angle of the side or the tiller handle side, you can operate the power tilt switch on the right and left outboard motors.
Page 111: Manual Relief Valve (t Type)

OPERATION Manual Relief Valve (T type) Check that no person is under the outboard motor before carrying out POWER MANUAL this operation because if the manual (To fix) (To release) relief valve is loosened (turned counterclockwise) when the outboard motor is tilted up, the outboard motor will suddenly tilt down.
Page 112: Trim Tab Adjustment

OPERATION Trim Tab Adjustment TIGHTENING BOLT GEAR CASE GROMMET GEAR CASE GROMMET TIGHTENING BOLT RIGHT LEFT TRIM TAB TRIM TAB The trim tab is provided to adjust for Remove the gear case grommet and If less effort is required to make right “torque steer”...
Page 113: Engine Protection System

OPERATION If the engine oil pressure drops and/ Engine Protection System OIL PRESSURE INDICATOR INDICATOR or the engine overheats, either or both <Engine Oil Pressure, Overheat, (GREEN) (RED) warning systems could be activated. Water Contamination, PGM-FI When activated the engine speed will and ACG Warning Systems>...
Page 114

OPERATION System INDICATOR LIGHTS BUZZER Oil pressure Overheat PGM-FI CORRESPONDING Symptom (Green) (Red) (Red) (Red) SYSTEM With the engine key turned At starting ON (2 sec) ON (2 sec) ON (2 sec) on: ON (2 times) During operation Low oil pressure ON (continuously) Overheat ON (continuously)
Page 115

30 seconds, idling for 30 seconds. If the return to the closest boat landing overheat warning system stops and contact your closest authorized after 30 seconds the system is Honda outboard motor dealer. normal.
Page 116

3. If the overheat warning system When the PGM-FI activated: WATER SEPARATOR stays activated, stop the engine. Tilt 1. Consult with an authorized Honda up the outboard motor and check outboard motor dealer. the water intakes for 1. Check the water separator for obstructions.
Page 117: Over-rev Limiter

There are also 2 small sacrificial that the water intakes are out of the damage. anodes in the water passages of the water. Correct or service as necessary, by engine block. contacting your authorized Honda outboard motor dealer.
Page 118: Multiple Outboard Motors

OPERATION If an excessive amount of throttle is Multiple Outboard Motors used when operating in forward gear, On boats equipped with more than the outboard motor will return to the one outboard motor, all motors transom angle adjusting rod. (G type) normally operate at the same time.
Page 119: Stopping The Engine

9. STOPPING THE ENGINE Emergency Engine Stop Pull the lanyard of the emergency stop switch and remove the (H type) (R1 type) EMERGENCY emergency stop switch clip from the EMERGENCY STOP SWITCH switch; this will stop the engine. STOP SWITCH It is a good idea to stop the engine with the emergency stop switch STOP...
Page 120: Normal Engine Stop

STOPPING THE ENGINE Normal Engine Stop NEUTRAL ENGINE SWITCH KEY (H type) THROTTLE GRIP SHIFT LEVER SLOW SLOW NEUTRAL 2. Turn the engine switch key to the OFF position to stop the engine. 1. Turn the throttle grip to SLOW position and move the shift lever to In the event that the engine does not NEUTRAL.
Page 121: R Type

STOPPING THE ENGINE (R type) NEUTRAL ENGINE SWITCH NEUTRAL EMERGENCY STOP SWITCH NEUTRAL (R1 type) REMOTE CONTROL LEVER (R2 type) NEUTRAL ENGINE REMOTE CONTROL LEVER SWITCH KEY NEUTRAL (R1 type) (R2, R3 types) 2. Turn the engine switch key to the OFF position to stop the engine.
Page 122: Transporting

10. TRANSPORTING Fuel Line Disconnection Transporting HOIST Before transporting the outboard HOOKS ENGINE HANGERS motor, disconnect and remove the fuel line. ENGINE HANGERS Gasoline is extremely flammable, and gasoline vapor can explode, causing serious injury or death. • Be careful not to spill fuel. Spilled fuel or fuel vapor may ignite.
Page 123: Trailering

TRANSPORTING Trailering (R type) When trailering or transporting the (H type) boat with the outboard motor STEERING FRICTION attached, it is recommended that the ADJUSTING KNOB outboard motor remain in normal running position. Do not trailer or transport the boat with the outboard motor in the tilted position.
Page 124: Cleaning And Flushing

11. CLEANING AND FLUSHING After each use in salt water or dirty 6. Turn on the fresh water supply and FLUSH PORT water, thoroughly clean and flush the flush the outboard motor for at CONNECTOR outboard motor with fresh water. least 10 minutes.
Page 125: Maintenance

Shut off the engine before engine will overheat. performing any maintenance. If the • Use only Honda Genuine parts or engine must be run, make sure the their equivalents for area is well ventilated. Never run maintenance or repair.
Page 126: Tool Kit And Emergency Parts

MAINTENANCE Tool Kit and Emergency Parts The following tools and owner’s 8 × 10 mm WRENCH SPARK PLUG WRENCH manual are supplied with the outboard motor for maintenance, adjustment, and emergency repairs. PHILLIPS 18 × 19 mm WRENCH SCREWDRIVER <Spare Emergency Stop Switch Clip>...
Page 127: Maintenance Schedule

Check (1) Lubricate more frequently when used in salt water. (2) These items should be serviced by your servicing dealer, unless you have the proper tools and are mechanically proficient. Refer to the Honda Shop Manual for service procedures. (3) For professional commercial use, log hours of operation to determine proper maintenance intervals.
Page 128

(2) (7) — (2) These items should be serviced by your servicing dealer, unless you have the proper tools and are mechanically proficient. Refer to the Honda Shop Manual for service procedures. (3) For professional commercial use, log hours of operation to determine proper maintenance intervals.
Page 129: Engine Oil

MAINTENANCE Engine Oil <Engine Oil Replacement> SEALING WASHER DRAIN BOLT Insufficient or contaminated engine OIL FILLER CAP (Replace) oil adversely affects the service life of the sliding and moving parts. GUIDE Oil change interval: 20 operating hours after the date of purchase or first month for initial replacement, then every 100 operating hours or 6 months.
Page 130

MAINTENANCE 6. Reinstall the oil filler cap securely. UPPER Do not overtighten (see page 62). LEVEL 7. Install and lock the engine cover MARK securely. LOWER LEVEL MARK Please dispose of used outboard motor oil in a manner that is compatible with the environment.
Page 131: Spark Plugs

MAINTENANCE Spark Plugs <Standard Spark Plug> 6 × 20 mm FLANGE SH BOLT To ensure proper engine operation, Recommended spark plug: the spark plug must be properly ZFR6K-9E (NGK) gapped and free of deposits. Use only the recommended spark plugs or equivalent. Spark plugs The spark plug becomes very hot which have an improper heat range during operation and will remain...
Page 132

MAINTENANCE CONNECTOR BOX WRENCH New plug Plug needing replacement LOCK TAB IGNITION COIL 6. Inspect the spark plugs. (1) If the electrodes are heavily corroded or carbon-soiled, clean with a wire brush. (2) Replace a spark plug if the 6 × 25mm FLANGE BOLT central electrode is worn.
Page 133

MAINTENANCE <Optional Parts: Iridium Spark SIDE ELECTRODE Plug> If installing new spark plugs, tighten 1/2 turn after the spark plugs seat to – 0.9 mm Recommended spark plug: compress the washers. – (0.031 0.035 in) IZFR6K-11E (NGK) If reinstalling used spark plugs, tighten 1/8 –...
Page 134

The cleaning of the iridium spark plugs consult with an authorized Honda outboard motor dealer, unless the owner has the proper tools and is mechanically proficient. • Use only a ‘‘wire-type feeler gauge’’...
Page 135: Battery

MAINTENANCE Battery • Keep flames and sparks away, UPPER LEVEL and do not smoke in the area. ANTIDOTE: If electrolyte gets Battery handling differs according into your eyes, flush thoroughly to the type of the battery and the with warm water for at least 15 instructions described below might minutes and call a physician not be applicable to the battery of...
Page 136

MAINTENANCE <Battery Cleaning> POSITIVE (+) 1. Disconnect the battery cable at the NEGATIVE (–) TERMINAL When disconnecting the battery battery negative (–) terminal, then TERMINAL cable, be sure to disconnect at the at the battery positive (+) terminal. battery negative (–) terminal first. 2.
Page 137: Lubrication

MAINTENANCE Lubrication TILLER HANDLE (H type) Wipe the outside of the engine with a THROTTLE ARM/ LINK/PIVOT/PLATE THROTTLE ROD/LINK cloth dipped in clean oil. Apply marine anticorrosion grease to the following parts: Lubrication interval: 20 hours or a month after the date of purchase for initial lubrication, then TILT BRACKET every 100 hours or 6 months.
Page 138

MAINTENANCE SHIFT LINK BRACKET/ SHIFT PIVOT/SHIFT ARM/ LINK PIN/PIVOT PLATE/ TILT LOCK LEVER SLIDE PIVOT/ (each side) CLICK SPRING ROLLER TILT SHAFT THREAD UPPER CYLINDER PIN/ BUSHING MOUNT FRAME LOWER CYLINDER BUSHING/ COLLAR SWIVEL SHAFT...
Page 139: Water Separator

Clean it or assembly. starting the engine. consult with an authorized Honda outboard motor dealer for cleaning. During removal of the water separator assembly, take care not to damage the wire harness with...
Page 140

MAINTENANCE • Assemble so the flat part on the HARNESS WATER LEVEL SENSOR back of the suspension is parallel to CLIP 2 PIN CONNECTOR the water separator joint as shown O-RING CLIP C below. (Replace) Assemble so the flat part of the suspension and the water separator joint are parallel to each other.
Page 141

MAINTENANCE 10. Reinstall the water separator in WATER LEVEL POSITIONING SENSOR 2 PIN the reverse order of removal. BAND CONNECTOR 11. Prime the engine using the HARNESS CLIP priming bulb (p.72). Check for fuel leaks. Repair any fuel leaks if necessary. If the buzzer sounds, water or sediment accumulation is found to be caused by excessive water or...
Page 142: Fuel Filter

MAINTENANCE Fuel Filter Inspection interval: Every 100 operating hours or 6 FUEL FILTER Gasoline is extremely flammable, months. (inside strainer cup) and gasoline vapor can explode, Replacement interval: causing serious injury or death. Do Every 400 operating hours or 2 years. not smoke or allow flames or sparks in your working area.
Page 143

MAINTENANCE <Inspection> <Replacement> FUEL FILTER (inside strainer cup) FUEL TUBES FUEL INTAKE SIDE JOINT EDGE AT THE BASE OF JOINT ALIGNMENT MARK ON THE FUEL FILTER FUEL FILTER BRACKET SUSPENSION (inside strainer cup) SUSPENSION STRAP SUSPENSION STRAP 1. Remove the engine cover (see page 1.
Page 144: Fuel Tank And Tank Filter (equipped Type)

MAINTENANCE 4. Prime the engine using the priming Fuel Tank and Tank Filter <Fuel Tank Cleaning> bulb (see page 72). Check for fuel (equipped type) leaks. Repair any fuel leaks if necessary. Gasoline is extremely flammable, and gasoline vapor can explode, causing serious injury or death.
Page 145: Emission Control System

Honda 2. Clean the filter in nonflammable dealer: solvent. Inspect the fuel tank filter 1. Hard starting or stalling after and the connector gasket.
Page 146: Fuse

MAINTENANCE Fuse SPARE FUSES FUSE CASE LID FUSE PULLER (10 A, 15 A, 30 A) (supplied in the tool bag) BLOWN FUSE If the fuse blows, running the engine will not charge the battery. Before replacing the fuse, check the current ratings of the electrical accessories FUSES and ensure that there are no...
Page 147: Acg Fuse

MAINTENANCE ACG Fuse <Replacement> A spare fuse is located in the reverse If the fuse is blown, check the “70 A” MARK SPARE FUSE (70 A) side of the fuse case lid and tightened cause, then replace the fuse with a with two 3 mm screws.
Page 148: Propeller

• When replacing, remove the grooved side toward the gear case. emergency stop switch clip to • Use a genuine Honda cotter pin and prevent an accidental startup of bend the pin ends as shown. the engine.
Page 149: Inspect After Operating

128). minimize corrosion. for 1/2 hour. 4. Remove the spark plugs (see pages If there is a Honda outboard motor • If the engine starts and no 130–133). Operate the starter to dealer nearby, take the outboard mechanical damage is evident, expel water from the engine’s...
Page 150: Storage

13. STORAGE For longer service life of the outboard • To slow deterioration, keep motor, have your outboard motor gasoline in a certified fuel serviced by your outboard motor container. dealer before storage. However, the • If long storage (more than 30 days) following procedures can be is foreseen, drain fuel tank and performed by you, the owner, with a...
Page 151: Vapor Separator Draining

STORAGE Vapor Separator Draining 5. When the gasoline starts to flow INTAKE MANIFOLD DRAIN TUBE out of the drain tube, tilt up the outboard motor and hold it in the Gasoline is extremely flammable, position until the gasoline stops and gasoline vapor can explode, flowing.
Page 152: Battery Storage

STORAGE Battery Storage • Keep flames and sparks away, (+) TERMINAL and do not smoke in the area. (–) TERMINAL ANTIDOTE: If electrolyte gets Battery handling differs according into your eyes, flush thoroughly to the type of the battery and the with warm water for at least 15 instructions described below might minutes and call a physician...
Page 153: Outboard Motor Position

STORAGE Outboard Motor Position (Port side turned down as shown.) OUTBOARD MOTOR STAND 3. Fill the battery with distilled water Transport and store the outboard to the upper level line. Never motor either vertically, as shown Do not place the outboard motor on overfill the battery.
Page 154: Disposal

14. DISPOSAL To protect the environment, do not dispose of this product, battery, engine oil, etc. carelessly by leaving them in the waste. Observe the local laws and regulations or consult your dealer for disposal.
Page 155: Troubleshooting

• Engine speed cannot be increased by opening the throttle. • Engine will stop in 20 seconds after engine speed is limited. • Faulty water pump. Consult with an authorized Honda outboard motor dealer. • Thermostat clogged. • Faulty thermostat. • Cooling water passage clogged.
Page 156

138). Check the fuel tank and fuel line for water accumulation. If the buzzer sounds again, consult with an authorized Honda outboard motor dealer. PGM-FI warning system comes on: PGM-FI warning system is faulty. Consult with an authorized • PGM-FI indicator comes on.
Page 157: Specifications

Motor-mounted, — steering remote control system Starter system Electric starter Ignition system Full transistor battery Lubrication Trochoid pump pressure lubrication system * Without battery cable, with propeller Honda outboards are power rated in accordance with ISO8665 (propeller shaft output).
Page 158

Motor-mounted, — steering remote control system Starter system Electric starter Ignition system Full transistor battery Lubrication Trochoid pump pressure lubrication system * Without battery cable, with propeller Honda outboards are power rated in accordance with ISO8665 (propeller shaft output).
Page 159

Motor-mounted, — steering remote control system Starter system Electric starter Ignition system Full transistor battery Lubrication Trochoid pump pressure lubrication system * Without battery cable, with propeller Honda outboards are power rated in accordance with ISO8665 (propeller shaft output).
Page 160

Motor-mounted, — steering remote control system Starter system Electric starter Ignition system Full transistor battery Lubrication Trochoid pump pressure lubrication system * Without battery cable, with propeller Honda outboards are power rated in accordance with ISO8665 (propeller shaft output).
Page 161

SPECIFICATIONS Noise and Vibration MODEL BF75D BF80A CONTROL SYSTEM T (Tiller handle) R (Remote control) T (Tiller handle) R (Remote control) Sound pressure level at operator’s ears 82 dB (A) 76 dB (A) 83 dB (A) 81 dB (A) (2006/42/EC, ICOMIA 39-94)
Page 162: Major Honda Distributor Addresses

17. MAJOR Honda DISTRIBUTOR ADDRESSES For further information, please contact Honda Customer Information Centre at the following address or telephone number: For European AUSTRIA BULGARIA CZECH REPUBLIC FRANCE Honda Motor Europe Ltd Kirov Ltd. BG Technik cs, a.s. Honda Motor Europe Ltd...
Page 163

MAJOR Honda DISTRIBUTOR ADDRESSES For further information, please contact Honda Customer Information Centre at the following address or telephone number: For European (continued) HUNGARY ITALY NORWAY REPUBLIC OF Motor Pedo Co., Ltd. Honda Italia Industriale S.p.A. AS Kellox BELARUS Kamaraerdei ut 3.
Page 164

MAJOR Honda DISTRIBUTOR ADDRESSES For further information, please contact Honda Customer Information Centre at the following address or telephone number: For European (continued) SERBIA & SPAIN & SWITZERLAND UNITED KINGDOM MONTENEGRO Las Palmas province Honda Motor Europe Ltd Honda Motor Europe Ltd 10 Route des Moulières...
Page 165: Ec Declaration Of Conformity'' Content Outline

18. ‘‘EC DECLARATION OF CONFORMITY’’ CONTENT OUTLINE...
Page 166

‘‘EC DECLARATION OF CONFORMITY’’ CONTENT OUTLINE...
Page 167

‘‘EC DECLARATION OF CONFORMITY’’ CONTENT OUTLINE...
Page 168

‘‘EC DECLARATION OF CONFORMITY’’ CONTENT OUTLINE...
Page 169

‘‘EC DECLARATION OF CONFORMITY’’ CONTENT OUTLINE...
Page 170: Index

19. INDEX Serial Number ......4 Switch ACG Fuse Replacement ....146 Disposal ........153 H type........22 ACG Indicator/Buzzer R type........29 Function........40 Operation .........112 ‘‘EC DECLARATION OF Anode CONFORMITY’’ Frame Serial Number ...... 4 Function........42 Content Outline....164 Fast Idle Operation .........116 Emergency Stop Button........
Page 171

Storage Position ...... 152 Inspection ........64 Maintenance ........124 Over-rev Limiter ......116 Replacement......147 Maintenance Schedule....126 Overheat Indicator/Buzzer Selection........58 Major Honda Distributor Function ........39 Addresses.........161 Operation ........ 112 Manual Relief Valve Function........36 Operation .........110 PGM-FI Indicator/Buzzer Moorage Function ........
Page 172

INDEX Steering Handle Friction....66 Transom Angle Adjusting Rod ..37 Function ........25 Transom Height......49 Remote Control Operation ........95 Transporting ........ 121 Stopping the Engine Trim Meter Identification ....17, 18 Emergency Stop...... 118 Function ........35 Installation Location....57 Normal Stop Operation.........
Page 173

MEMO...

This manual also for:

Bf80a, Bf100a, Bf90d