Honda CB400 Owner's Manual
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Honda CB400 Owner's Manual

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See also: Owner's Manual
This manual should be considered a permanent part of the motorcycle
and should remain with the motorcycle when it is resold.
This publication includes the latest production information available
before printing. Honda Motor Co., Ltd. reserves the right to make
changes at any time without notice and without incurring any obligation.
No part of this publication may be reproduced without written
permission.
The vehicle pictured in this owner's manual may not match your actual
vehicle.
© 2010 Honda Motor Co., Ltd.
32MFM630.indb
2
2010/12/14
15:43:47

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Summary of Contents for Honda CB400

  • Page 1 This publication includes the latest production information available before printing. Honda Motor Co., Ltd. reserves the right to make changes at any time without notice and without incurring any obligation.
  • Page 2 The following codes in this manual ● Honda motorcycle. Your selection of a indicate each country. Honda makes you part of a worldwide The illustrations here in are based on the ● family of satisfied customers who appreciate CB400A type.
  • Page 3 A Few Words About Safety Your safety, and the safety of others, is very DANGER important. Operating this motorcycle safely You WILL be KILLED or SERIOUSLY is an important responsibility. To help you make informed decisions about HURT if you don’t follow instructions. safety, we have provided operating WARNING procedures and other information on safety...

  • Page 4: Table Of Contents

    Contents Contents Motorcycle Safety P. 2 Operation Guide P. 12 Maintenance P. 29 Troubleshooting P. 72 Information P. 94 Specifications P. 106 Index P. 109 32MFM630.indb 2010/12/14 15:43:47...

  • Page 5: Motorcycle Safety

    Motorcycle Safety This section contains important information for safe riding of your motorcycle. Please read this section carefully. Safety Guidelines ............Safety Precautions ............Riding Precautions ............Accessories & Modifications P.10 ........ Loading P.11 ................. 32MFM630.indb 2010/12/14 15:43:48...

  • Page 6: Safety Guidelines

    Safety Guidelines Safety Guidelines that you and your passenger are both wearing an approved motorcycle helmet and protective Follow these guidelines to enhance your safety: apparel. Instruct your passenger on holding Perform all routine and regular inspections onto the seat strap or your waist, leaning with ●...
  • Page 7 Safety Guidelines Make Yourself Easy to See Keep Your Honda in Safe Condition Make yourself more visible, especially at night, It’s important to keep your motorcycle properly by wearing bright reflective clothing, maintained and in safe riding condition. positioning yourself so other drivers can see...
  • Page 8 Safety Guidelines leaks, check the tightness of critical nuts and WARNING bolts, and check the handlebar, control levers, brakes, and wheels. Ride slowly and cautiously. Carbon monoxide gas is toxic. Your motorcycle may have suffered damage Breathing it can cause that is not immediately apparent.

  • Page 9: Safety Precautions

    Safety Precautions Safety Precautions Face shield with unobstructed field of vision ● or other approved eye protection. Ride cautiously and keep your hands on the ● WARNING handlebars and feet on the footpegs. Keep passenger’s hands onto the grab rail, ●...

  • Page 10: Riding Precautions

    Riding Precautions Riding Precautions Brakes Observe the following guidelines: Running-in Period Avoid excessively hard braking and sudden ● During the first 500 km (300 miles) of running, shifting to a lower gear. follow these guidelines to ensure your Sudden braking can reduce the motorcycle’s future reliability and motorcycle’s stability.
  • Page 11 Riding Precautions ❙ Combined ABS (CB400A) ❙ Engine Braking Your motorcycle is equipped with a brake Engine braking helps slow your motorcycle system that distributes the braking force down when you release the throttle. For between the front and rear brakes. further slowing action, downshift to a lower The distribution of the braking force applied to gear.
  • Page 12 Riding Precautions 4. Turn the handlebars fully to the left. Parking Turning the handlebars to the right Park on a firm, level paved surface. reduces stability and may cause the ● If you must park on a slight incline or loose motorcycle to fall.

  • Page 13: Accessories & Modifications

    Honda or make modifications to your motorcycle from its Follow all instructions in this owner’s original design. Doing so can make it unsafe.

  • Page 14: Loading

    Loading Loading WARNING Carrying extra weight affects your ● Overloading or improper loading can motorcycle’s handling, braking and stability. cause a crash and you can be Always ride at a safe speed for the load you seriously hurt or killed. are carrying.

  • Page 15: Operation Guide

    Parts Location Rear suspension spring preload adjuster P.70 Coolant reserve tank P.53 Front brake fluid reservoir P.55 Front brake lever P.68 Front suspension spring preload adjuster P.69 Throttle grip P.66 Engine oil fill cap P.49 Engine oil filter P.51 Engine oil level inspection window P.49 Right side cover...
  • Page 16 Front suspension spring preload adjuster P.69 Clutch lever P.63 Fuel fill cap P.24 Battery P.47 Seat P.45 Fuse box P.91 (CB400A) Left side cover P.46 Rear suspension spring preload adjuster P.70 Fuse box P.90 Main fuse P.92 FI fuse P.73 Drive chain P.59 Shift lever...
  • Page 17 Instruments Speedometer Tachometer NOTICE Do not operate the engine in the tachometer red zone. Excessive engine speed can adversely affect engine life. Tachometer red zone (excessive engine rpm range) button button 32MFM630.indb 2010/12/14 15:43:52...
  • Page 18 Odometer [ODO] & Tripmeter [TRIP 1/2] button switches between odometer & tripmeters. • Odometer: Total distance ridden. • Tripmeter: Distance ridden since tripmeter was reset (press and hold button to reset to 0.0 km). Display Check When the ignition switch is turned ON, all the mode and digital segments will show. If any part of these displays does not come on when it should, have your dealer check for problems.
  • Page 19 Instruments (Continued) Clock (12-hour display) Fuel gauge Remaining fuel when the display lights as shown in the illustration: approximately 4.0 litres (1.06 US gal, 0.88 Imp gal) button button 32MFM630.indb 2010/12/14 15:43:54...
  • Page 20 To set the clock: Turn the ignition switch OFF. The adjustment will be cancelled if no Turn the ignition switch ON. operation is performed for 30 seconds buttons Press and hold until during the time adjustment mode. the hour digits start flashing. Press button until the desired hour and AM/PM are displayed.
  • Page 21 Indicators PGM-FI (Programmed Fuel Injection) Low oil pressure indicator malfunction indicator lamp (MIL) Comes on when the ignition switch Comes on briefly when the ignition switch is turned is turned ON. Goes off when the ON with the engine stop switch in the RUN engine starts.
  • Page 22 Neutral indicator HISS indicator P.73 Comes ON when the • Comes on briefly when the transmission is in ignition switch is turned ON with Neutral. the engine stop switch in the position. Goes off if the ignition key has the correct coding.

  • Page 23: Switches

    Switches Engine stop switch Should normally remain in the position. In an emergency, switch to the OFF position to stop the engine. Horn button Hazard switch Switchable when the ignition Turn signal switch switch is ON. Headlight dimmer switch • : High beam •...

  • Page 24: Ignition Switch

    Ignition Switch Switches the electrical system on/off, locks Turns electrical system on for starting/riding. the steering. Key can be removed when in the OFF or LOCK position. Turns engine off. LOCK Steering Lock Locks steering. Lock the steering when parking to help prevent theft.

  • Page 25: Starting The Engine

    Starting the Engine Start your engine using the following Make sure the engine stop switch is in the position. procedure, regardless of whether the engine is cold or warm. Turn the ignition switch to the ON position. Shift the transmission to Neutral ( indicator comes ON).

  • Page 26: Shifting Gears

    Shifting Gears Your motorcycle transmission has six forward gears in a one-down, five-up shift pattern. If you put the motorcycle in gear with the side stand down, the engine will shut off. 32MFM630.indb 2010/12/14 15:44:04...
  • Page 27 Refuelling Opening the Fuel Fill Cap Filler neck plate Fuel fill cap Open the lock cover, insert the ignition key, Fuel level (max) and turn it clockwise to open the cap. Fuel filler opening Closing the Fuel Fill Cap After refuelling, push the fuel fill cap closed until it locks.

  • Page 28: Storage Compartment

    Storage Compartment Helmet Holder ❙ Using the Helmet Holder The helmet holder is located on the left Insert the ignition key and turn it clockwise side below the seat. to unlock. Hang your helmet on the holder hook. Holder Ignition key hook Turn the key counterclockwise to lock the holder hook and then remove the key.
  • Page 29 Storage Compartment (Continued) Rear Compartment The helmet holder, tool kit and document bag are located under the seat. There is also space to store a U-shaped lock. Document bag Rubber band Helmet holder U-shaped lock WARNING Tool kit Riding with a helmet attached to the holder can interfere with the The U-shaped lock is held in place above rear wheel or suspension and could...
  • Page 30 Centre Compartment The centre compartment is located under the seat. Maximum Weight Limit: 3.0 kg (6.6 Ib) (CB400) (CB400A) Centre compartment Centre compartment The centre compartment may become heated by the engine. Do not store any items that are flammable or susceptible to heat damage.
  • Page 31 Luggage Tie-down Hooks This motorcycle is equipped with the retractable luggage tie-down hooks below the seat of both sides. Luggage tie-down hook Never use the tie-down hooks to tow or lift the motorcycle. 32MFM630.indb 2010/12/14 15:44:07...

  • Page 32: Maintenance

    Maintenance Please read “Importance of Maintenance” and “Maintenance Fundamentals” carefully before attempting any maintenance. Refer to “Specifications” for service data. Importance of Maintenance P.30 Side Stand P.58 ......................Maintenance Schedule P.31 Drive Chain P.59 ........................Maintenance Fundamentals Clutch P.34 P.63 .......

  • Page 33: Importance Of Maintenance

    Importance of Maintenance Importance of Maintenance Maintenance Safety Keeping your motorcycle well-maintained is Always read the maintenance instructions absolutely essential to your safety and to before you begin each task, and make sure protect your investment, obtain maximum that you have the tools, parts, and skills performance, avoid breakdowns, and reduce required.

  • Page 34: Maintenance Schedule

    Maintenance work should be performed in motorcycle to the new owner. accordance with Honda’s standards and specifications by properly trained and Honda recommends that your dealer should equipped technicians. Your dealer meets all road test your motorcycle after each of these requirements. Keep an accurate periodic maintenance is carried out.
  • Page 35 : Inspect (clean, adjust, lubricate, or replace, if necessary) you have the necessary tools and are mechanically skilled. : Clean Procedures are provided in an official Honda Shop Manual. : Lubricate : Replace : Technical. In the interest of safety, have your motorcycle serviced by your dealer.
  • Page 36 Maintenance Schedule Odometer Reading Frequency × 1,000 km Refer to × 1,000 mi Items page Month Drive Chain Every 1,000 km (600 mi): Drive Chain Slider Brake Fluid Brake Pads Wear Brake System Brake Light Switch Headlight Aim Clutch System Side Stand Suspension 69, 70...

  • Page 37: Maintenance Fundamentals

    Maintenance Fundamentals Combined weight is within load limits. ● Pre-ride Inspection P.106 To ensure safety, it is your responsibility to Cargo is secured properly. ● perform a pre-ride inspection and make sure Suspension spring preload is adjusted to suit ● that any problem you find is corrected.
  • Page 38 Side stand functions properly. P.23, 58 ● Replacing Parts Always use Honda Genuine Parts or their equivalents to ensure reliability and safety. When ordering coloured components, specify the model name, colour, and code mentioned on the colour label. The colour label is attached to the frame under the seat.
  • Page 39 Maintenance Fundamentals Battery WARNING Your motorcycle has a maintenance-free type The battery gives off explosive battery. You do not have to check the battery hydrogen gas during normal electrolyte level or add distilled water. Clean operation. the battery terminals if they become dirty or corroded.
  • Page 40 NOTICE NOTICE Installing non-Honda electrical accessories can overload Replacing a fuse with one that has a higher rating greatly the electrical system, discharging the battery and possibly increases the chance of damage to the electrical system.
  • Page 41 For recommended engine oil, see Conserving” on the circular API service symbol. “Specifications.” P.107 If you use non-Honda engine oil, check the label to make sure that the oil satisfies all of the following standards: JASO T 903 standard : MA ●...
  • Page 42 NOTICE dealer. Brake fluid can damage plastic and painted surfaces. Wipe up spills immediately and wash thoroughly. Recommended brake fluid: Honda DOT 4 Brake Fluid or equivalent Normal Worn Damaged Drive Chain (GOOD)
  • Page 43 Recommended lubricant: Drive chain lubricant designed Recommended Coolant specifically for O-ring chains Pro Honda HP is a pre-mixed solution of antifreeze and distilled water. Concentration: 50 % antifreeze and 50 % distilled water 32MFM630.indb...
  • Page 44 Maintenance Fundamentals Inspecting for Damage A concentration of antifreeze below 40 % will ❙ not provide proper corrosion and cold Inspect the tyres for temperature protection. A concentration of up cuts, slits, or cracks to 60 % will provide better protection in that exposes fabric or colder climates.
  • Page 45 Maintenance Fundamentals ❙ Inspecting Tread Depth WARNING Inspect the tread wear indicators. If they become visible, replace the tyres immediately. Riding on tyres that are excessively For safe riding, you should replace the tyres worn or improperly inflated can when the minimum tread depth is reached. cause a crash in which you can be seriously hurt or killed.
  • Page 46 Use the recommended tyres or equivalents ● hurt or killed. of the same size, construction, speed rating, and load range. Have the wheel balanced with Honda Always use the size and type of tyres ● Genuine balance weights or equivalents recommended in this owner’s after the tyre is installed.

  • Page 47: Tool Kit

    Tool kit The tool kit is stored under the seat. P.45 You can perform some roadside repairs, minor adjustments and parts replacement with the tools contained in the kit. Pin spanner ● 8 mm Open end wrench ● 10 x 12 mm Open end wrench ●...

  • Page 48: Removing & Installing Body Components

    Removing & Installing Body Components Seat Removal ❙ 1. Insert the ignition key into the seat lock Front prong and turn it clockwise. Rear prongs 2. Pull the seat lock lever downward to Seat unlock the seat. 3. Pull the seat back and up. Installation ❙...

  • Page 49: Side Covers

    Removing & Installing Body Components Side Covers Side Covers Grommets Right The right side cover must be removed to Bolt access the coolant reserve tank. The left side cover must be removed for fuse maintenance. The right and left side covers can be removed in the same manner.

  • Page 50: Battery

    Removing & Installing Body Components Battery Battery Removal ❙ (CB400) Make sure the ignition switch is OFF. 1. Remove the seat. P.45 Bolt 2. Open the battery cover by removing the bolt. Battery cover (CB400A) Bolt Battery cover 32MFM630.indb 2010/12/14...
  • Page 51 Removing & Installing Body Components Battery (CB400) 3. Disconnect the negative terminal from the battery. 4. Disconnect the positive terminal from Negative the battery. terminal 5. Remove the battery taking care not to drop the terminal nuts. Installation ❙ Positive...

  • Page 52: Engine Oil

    Engine Oil Checking the Engine Oil 1. If the engine is cold, idle the engine for 3 to 5 minutes. 2. Turn the ignition switch OFF, stop the engine and wait 2 to 3 minutes. Oil level inspection window 3. Place your motorcycle in an upright Upper level position on a firm, level surface.

  • Page 53: Adding Engine Oil

    Engine Oil Adding Engine Oil Adding Engine Oil NOTICE Overfilling with oil or operating with insufficient oil can If the engine oil is below or near the lower cause damage to your engine. Do not mix different level mark, add the recommended engine brands and grades of oil.

  • Page 54: Changing Engine Oil & Filter

    Make motorcycle serviced by your dealer. sure the prior seal is not stuck to the engine. Use a new Honda Genuine oil filter or Discard the oil and oil filter at an equivalent specified for your model. approved recycling centre.

  • Page 55: Engine Oil Filter

    Engine Oil Changing Engine Oil & Filter 7. Apply a thin coat of engine oil to the 11. Check the oil level. P.49 12. Check that there are no oil leaks. rubber seal of a new oil filter. 8. Install a new oil filter and tighten. NOTICE Torque: 26 N·m (2.7 kgf·m, 19 lbf·ft).

  • Page 56: Coolant

    Coolant Checking the Coolant If the coolant level is dropping noticeably or the reserve tank is empty, you likely have a The reserve tank is behind the right side serious leak. Have your motorcycle inspected cover. by your dealer. 1. Place your motorcycle on a firm, level surface.

  • Page 57: Adding Coolant

    Coolant Adding Coolant Adding Coolant WARNING 1. If the coolant level is below the LOWER Removing the radiator cap while the level, add the recommended coolant engine is hot can cause the coolant until the level reaches the UPPER P.40) to spray out, potentially scalding level mark.

  • Page 58: Brakes

    Brakes Checking Brake Fluid Front Front brake fluid reservoir 1. Place your motorcycle in an upright LOWER level position on a firm, level surface. mark 2. Check that the brake fluid reservoir is horizontal and that the fluid level is: above the LOWER level mark.

  • Page 59: Inspecting The Brake Pads

    Check the condition of the brake pad Always inspect both left and right groove wear indicators. calipers. (CB400) Inspect the brake pads from the Rear The pads need to be replaced if a rear right of the motorcycle.
  • Page 60 Brakes Inspecting the Brake Pads Inspect the brake pads from below Front (CB400A) The pads need to be replaced if a brake pad the brake caliper. is worn to the groove. Always inspect both left and right calipers. Inspect the brake pads from the Rear rear right of the motorcycle.

  • Page 61: Side Stand

    Side Stand 4. Start the engine, pull the clutch lever in, and shift the transmission into gear. 5. Lower the side stand all the way. The engine should stop as you lower the side stand. If the engine doesn’t stop, have your motorcycle inspected by your dealer.

  • Page 62: Drive Chain

    Drive Chain Inspecting the Drive Chain 3. Check the slack in the lower half of the drive chain midway between the Slack sprockets. Check the drive chain slack at several points Drive chain slack: along the chain. If the slack is not constant 25 to 35 mm (1.0 to 1.4 in) at all points, some links may be kinked and Do not ride your motorcycle if the...

  • Page 63: Adjusting The Drive Chain Slack

    Drive Chain Adjusting the Drive Chain Slack 5. Inspect the sprockets. P.39 Index mark 6. Clean and lubricate the drive chain. P.40 Adjusting the Drive Chain Slack Adjusting the chain requires special tools. Scales Have the drive chain slack adjusted by your Adjusting bolt dealer.
  • Page 64 Drive Chain Adjusting the Drive Chain Slack 5. Check rear axle alignment by making 6. Tighten the rear axle nut. sure the scales on the drive chain Torque: 88 N·m (9.0 kgf·m, 65 lbf·ft). adjusters align with the index marks on both sides of the swingarm.
  • Page 65 Drive Chain Checking the Drive Chain Slider Checking the Drive Chain Slider Checking the Drive Chain Wear ❙ Check the chain wear label when adjusting Check the condition of the drive chain slider. the drive chain. If the index mark on the The drive chain slider need to be replaced if swingarm enters the red zone on the label it is worn to the wear limit line.

  • Page 66: Clutch

    Clutch Checking the Clutch Check the clutch cable for kinks or signs of wear. If necessary have it replaced by your dealer. Checking the Clutch Lever Freeplay ❙ Lubricate the clutch cable with a Check the clutch lever freeplay. commercially available cable lubricant to prevent premature wear and corrosion.

  • Page 67: Adjusting The Clutch Lever

    Clutch Adjusting the Clutch Lever Freeplay Adjusting the Clutch Lever Upper clutch Freeplay cable adjuster ❙ Upper Adjustment Attempt adjustment with the upper clutch cable adjuster first. 1. Loosen the upper lock nut. 2. Turn the upper clutch cable adjuster until Upper lock nut the freeplay is 10 to 20 mm (0.4 to 0.8 in).
  • Page 68 Clutch Adjusting the Clutch Lever Freeplay 1. Loosen the upper lock nut and turn the Lower adjusting nut upper clutch cable adjuster all the way in (to provide maximum freeplay). Tighten the upper lock nut. 2. Loosen the lower lock nut. 3.

  • Page 69: Throttle

    Throttle Checking the Throttle Adjusting the Throttle Freeplay 1. Loosen the lock nut. With the engine off, check that the throttle rotates smoothly from fully closed to fully 2. Turn the adjuster until the freeplay is 2 to open in all steering positions and throttle 6 mm (0.1 to 0.2 in).

  • Page 70: Crankcase Breather

    Crankcase Breather Cleaning the Crankcase Breather 1. Remove the crankcase breather tube plug from the tube. 2. Drain deposits into a suitable container. 3. Install the crankcase breather tube plug. Crankcase breather tube plug 32MFM630.indb 2010/12/14 15:44:28...

  • Page 71: Other Adjustments

    Other Adjustments Adjusting the Brake Lever After adjustment, check that the lever operates correctly before riding. You can adjust the distance between the tip NOTICE of the brake lever and handle grip. Do not turn the adjuster beyond its natural limit. ●...

  • Page 72: Adjusting The Front Suspension

    Other Adjustments Adjusting the Front Suspension Adjusting the Front Suspension NOTICE Do not turn the adjuster beyond its limits. Adjust both left and right forks to the same spring Spring Preload ❙ preload. You can adjust the spring preload by the adjuster to suit the load or the road surface.

  • Page 73: Adjusting The Rear Suspension

    Other Adjustments Adjusting the Rear Suspension Adjusting the Rear Suspension Attempting to adjust directly from 1 to 5 or 5 to 1 may damage the shock absorber. Spring Preload ❙ NOTICE Adjust both left and right shock absorbers to the same You can adjust the spring preload by the spring preload.

  • Page 74: Headlight Aim

    Other Adjustments Adjusting the Headlight Aim Adjusting the Headlight Aim Adjusting the Brakelight Switch You can adjust vertical aim of the headlight Check the operation of the brakelight for proper alignment. switch. Turn the adjusting nut in the To move the headlight case, loosen the direction A if the switch operates too late, bolts.

  • Page 75: Troubleshooting

    Troubleshooting Engine Will Not Start Other Warning Indications P.77 ........(HISS indicator stays ON) P.73 Fuel Gauge Failure Indication P.77 ..............Overheating Tyre Puncture P.78 ..............(High coolant temperature Electrical Trouble P.86 ............indicator is ON) P.74 Battery Goes Dead P.86 ............

  • Page 76: Engine Will Not Start (Hiss Indicator Stays On)

    Engine Will Not Start (HISS indicator stays ON) Check if there are no any metallic seals Starter Motor Operates But Engine ❙ or stickers on the key. Does Not Start If the HISS indicator still stays ON, have Check the following items: your motorcycle inspected by your Check the correct engine starting dealer.

  • Page 77: Overheating (High Coolant Temperature Indicator Is On)

    Overheating (High coolant temperature indicator is ON) 2. Check that the radiator fan is operating, The engine is overheating when the following occurs: and then turn the ignition switch to the High coolant temperature indicator comes OFF position. ● If the fan is not operating: Acceleration becomes sluggish.

  • Page 78: Warning Indicators On Or Flashing

    Warning Indicators ON or Flashing Low Oil Pressure Indicator If the engine oil level goes down rapidly, your motorcycle may have a leak or another If the low oil pressure indicator comes ON, serious problem. Have your motorcycle pull safely to the side of the road and stop inspected by your dealer.
  • Page 79 Warning Indicators ON or Flashing ABS (Anti-lock Brake System) Indicator (CB400A) ABS (Anti-lock Brake System) The ABS indicator may flash if you turn the rear wheel while your motorcycle is lifted off Indicator (CB400A) the ground. In this case, turn the ignition If the indicator operates in one of the switch OFF and then ON again.

  • Page 80: Other Warning Indications

    Other Warning Indications Fuel Gauge Failure Indication If the fuel system has an error, the fuel gauge indicators will be displayed as shown in the illustration. If this occurs, see your dealer as soon as possible. 32MFM630.indb 2010/12/14 15:44:33...

  • Page 81: Tyre Puncture

    Tyre Puncture Repairing a puncture or removing a wheel WARNING requires special tools and technical expertise. We recommend you have this Riding your motorcycle with a type of service performed by your dealer. temporary tyre repair can be risky. If After an emergency repair, always have the the temporary repair fails, you can tyre inspected/replaced by your dealer.
  • Page 82 Tyre Puncture Removing Wheels (CB400A only) 3. Remove the right and left caliper When removing and installing the wheel, be assemblies from the fork leg by removing careful not to damage the wheel speed the fixing bolts. sensor and pulser ring. Support the brake caliper assembly so that it doesn’t hang from the brake ❙...
  • Page 83 Tyre Puncture Removing Wheels 4. Loosen the right axle pinch bolts. 7. Loosen the left axle pinch bolts. 5. Remove the front axle bolt. 8. On the left side, withdraw the front axle 6. Support your motorcycle securely and shaft, and remove the side collars and raise the front wheel off the ground wheel.
  • Page 84 Tyre Puncture Removing Wheels Installation 4. Tighten the left axle pinch bolts to hold 1. Attach the side collars to the wheel. the axle. 2. On the left side, place the wheel 5. Tighten the front axle bolt. between the fork legs and insert the Torque: 59 N·m (6.0 kgf·m, 44 lbf·ft).
  • Page 85 Tyre Puncture Removing Wheels 9. Lower the front wheel on the ground. If a torque wrench was not used for 10. Apply the brake lever several times. Then, installation, see your dealer as soon as pump the fork several times. possible to verify proper assembly.
  • Page 86 Tyre Puncture Removing Wheels 4. Remove the drive chain from the rear Rear Wheel ❙ wheel sprocket by pushing the rear wheel Removal forward. 1. Support your motorcycle securely and 5. Remove the rear axle shaft. raise the rear wheel off the ground using Drive chain a maintenance stand or a hoist.
  • Page 87 Tyre Puncture Removing Wheels 6. Remove the rear axle shaft, side collars NOTICE and rear wheel. When installing the brake caliper into position, carefully Support the brake caliper assembly so fit the brake disc between the pads to avoid scratching that it doesn’t hang from the brake them.
  • Page 88 Tyre Puncture Removing Wheels 3. Adjust the drive chain. P.60 4. Install and tighten the rear axle nut. Torque: 88 N·m (9.0 kgf·m, 65 lbf·ft). 5. After installing the wheel, apply the brake pedal several times, then recheck the disc for caliper holder to disc clearance.

  • Page 89: Electrical Trouble

    Electrical Trouble Battery Goes Dead Burned-out Light Bulb Charge the battery using a motorcycle Follow the procedure below to replace a battery charger. burned-out light bulb. Remove the battery from the motorcycle Turn the ignition switch to the OFF or LOCK while charging.

  • Page 90: Headlight Bulb

    Electrical Trouble Burned-out Light Bulb 4. Remove the dust cover. Headlight Bulb ❙ 5. Unhook the pin and remove the bulb. 1. Remove the screws from the headlight 6. Install a new bulb in the reverse order of case. removal. 2.
  • Page 91 Electrical Trouble Burned-out Light Bulb Front/Rear Turn Signal Bulb Brake/Tail light ❙ ❙ 1. Remove the screw. Brake/Tail light 2. Remove the turn signal lens and lens packing. 3. Slightly press the bulb and turn it counterclockwise. Screw The brake and tail light uses several LEDs. If there is a LED which is not turned on, see your dealer for this service.
  • Page 92 Electrical Trouble Burned-out Light Bulb License Plate Light ❙ 1. Remove the screws. 2. Remove the license light cover. 3. Pull out the bulb without turning. License light cover Screws Bulb 4. Install a new bulb in the reverse order of removal.

  • Page 93: Blown Fuse

    Always replace a blown P.37 fuse with a spare of the same rating. ❙ Fuse Box Fuses 4. Close the fuse box cover. (CB400) 5. Install the left side cover. Fuse box cover Spare fuses 32MFM630.indb 2010/12/14...
  • Page 94 Electrical Trouble Blown Fuse (CB400A) Beside left rear suspension 1. Remove the left side cover. Under seat P.46 1. Remove the seat. 2. Open the fuse box covers. P.45 2. Open the fuse box cover. 3. Pull out the fuses one by one to check for 3.

  • Page 95: Main Fuse

    Have your motorcycle inspected by your dealer. blown fuse. Always replace a blown fuse with a spare of the same rating. Spare main fuse is provided under the starter magnetic switch. (CB400) (CB400A) Wire connector Main fuse Wire connector...
  • Page 96 Blown Fuse (CB400A) FI Fuse ❙ 1. Remove the left side cover. P.46 (CB400) 2. Open the fuse box cover located beside 1. Remove the left side cover. the left rear suspension. P.46 2. Open the fuse holder. 3. Pull out the fuse and check for a blown 3.

  • Page 97: Information

    Information Keys P.95 ..................Instruments, Controls, & Other Features P.96 ............Fuels Containing Alcohol P.98 ........Catalytic Converter P.99 ............ Caring for Your Motorcycle P.100 ....... Storing Your Motorcycle P.102 ........Transporting Your Motorcycle P.103 ......You & the Environment P.104 ........

  • Page 98: Keys

    Keys Keys To make a duplicate key and register it with your HISS system, take the spare key, the key number plate, and the motorcycle to your Ignition key dealer. The ignition key contains a special coded chip that is recognized by the immobilizer system A metal key holder may cause damage to the (HISS) in order to start the engine.

  • Page 99: Instruments, Controls, & Other Features

    HISS The headlight is always ON when the ignition switch is ON. Leaving the ignition switch ON The Honda Ignition Security System (HISS) with the engine stopped will drain the battery. immobilizes the engine’s ignition system if an improperly-coded key is used to try and start Do not turn the key while riding.
  • Page 100 Instruments, Controls, & Other Features 1. With the ignition switch ON, press and hold Document Bag button ( P.14 ) for 1 second or more when the display function mode is The owner’s manual, registration, and odometer. insurance information can be stored in the The HISS indicator flashes once.

  • Page 101: Fuels Containing Alcohol

    Fuels Containing Alcohol Fuels Containing Alcohol The use of petrol containing more than 10 % ethanol (or more than 5 % methanol) may: Some conventional fuels blended with alcohol Damage the painting of the fuel tank. ● are available in some locales to help reduce Damage the rubber tubes of the fuel line.

  • Page 102: Catalytic Converter

    (CO) in the exhaust gasses into safe not running properly, stop riding and turn compounds. off the engine. A defective catalytic converter contributes to air pollution and can impair your engine’s performance. A replacement unit must be an original Honda part or equivalent. 32MFM630.indb 2010/12/14 15:44:44...

  • Page 103: Caring For Your Motorcycle

    Frequent cleaning and polishing is important 3. Thoroughly rinse your motorcycle with to ensure the life of your Honda. A clean plenty of clean water. 4. After the motorcycle dries, lubricate any motorcycle makes it easier to spot potential problems.
  • Page 104 Caring for Your Motorcycle ❙ Washing Precautions Do not direct water at the air cleaner: ● Follow these guidelines when washing: Water in the air cleaner can prevent the Do not use high-pressure washers: engine from starting. ● High-pressure water cleaners can damage Do not direct water near the headlight: ●...

  • Page 105: Storing Your Motorcycle

    Storing Your Motorcycle Storing Your Motorcycle Exhaust Pipe and Muffler The exhaust is made of stainless steel, which If you store your motorcycle outdoors, you can become tarnished with burn marks if should consider using a full-body motorcycle splattered with oil or other substances when cover.

  • Page 106: Transporting Your Motorcycle

    Transporting Your Motorcycle Transporting Your After removing your motorcycle from storage, inspect all maintenance items required by the Motorcycle Maintenance Schedule. If your motorcycle needs to be transported, it should be carried on a motorcycle trailer or a flatbed truck or trailer that has a loading ramp or lifting platform, and motorcycle tie-down straps.

  • Page 107: You & The Environment

    You & the Environment You & the Environment it down a drain or on the ground. Used oil, petrol, coolant, and cleaning solvents contain Owning and riding a motorcycle can be poisons that can hurt refuse workers and enjoyable, but you must do your part to contaminate drinking water, lakes, rivers, and protect the environment.

  • Page 108: Serial Numbers

    Serial Numbers Serial Numbers The frame and engine serial numbers uniquely identify your motorcycle and are required in order to register your motorcycle. They may also be required when ordering replacement parts. The frame number is stamped on the right side of the steering head.

  • Page 109: Main Components

    130 mm (5.1 in) clearance 3.307 Caster angle 25º 05´ 2.294 Trail 90 mm (3.5 in) 1.750 Gear ratios CB400 195 kg (430 lb) 1.421 Curb weight CB400A 200 kg (441 lb) 1.240 Maximum weight 1.130 179 kg (395 lb)

  • Page 110: Specifications

    , 36 psi) After disassembly 3.3 Imp qt) (Driver and Rear 290 kPa (2.90 kgf/cm , 42 psi) Recommended passenger) Honda DOT 4 Brake Fluid brake fluid Minimum tread Front 1.5 mm (0.06 in) Cooling system depth Rear 2.0 mm (0.08 in) 2.2 litres (2.3 US qt, 1.9 Imp qt)

  • Page 111: Torque Specifications

    Drive chain lubricant designed chain lubricant specifically for O-ring chains Main fuse FI fuse Drive chain slack 25 to 35 mm (1.0 to 1.4 in) CB400 20A, 10A Other fuses RK 525SMOZ5 CB400A 30A, 20A, 10A Standard drive chain No. of links Torque Specifications ■...

  • Page 112: Index

    Index A to E Compartment ABS Indicator ..........18 Centre ............27 Luggage tie-down hooks ......28 Accessories..........10 Owner’s Manual .........26, 97 Rear ............26 Tool Kit ..........26, 44 Battery ..........36, 47 Coolant ..........40, 53 Brakelight Switch ........71 Crankcase Breather ........67 Brakes Fluid ...........39, 55 Pad Wear ..........
  • Page 113 Index F to L High Coolant Temperature Flooded Engine ........22 Indicator ..........18, 74 Frame Number ........105 HISS Indicator ........19, 73 Front Brake Lever Adjustment ....68 Horn Button ..........20 Front Suspension ........69 Fuel Gauge ............16 Ignition Cut-off System Recommended .........24 Banking Sensor ........97 Remaining ..........16...
  • Page 114 Index M to R Petrol ..........24, 98 Maintenance PGM-FI (Programmed Fuel Injection) Fundamentals .......... 34 malfunction indicator lamp (MIL) ..18, 75 Importance ..........30 Protective Apparel ........8 Safety ............30 Schedule ..........31 Maximum Weight Limit ......11 Recommended Modifications ..........10 Coolant ...........
  • Page 115 Index S to W Tool Kit ............. 44 Safety Precautions ........6 Transporting Your Motorcycle ....103 Seat ............45 Tripmeter ..........15, 96 Serial Numbers ........105 Troubleshooting ........72 Shifting Gears .......... 23 Turn signal indicators .......19 Side Covers ..........46 Tyres Side Stand ..........

This manual is also suitable for:

Cb400a

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