1986 Yamaha FJ1200 Owners Manual

The 1986 Yamaha FJ1200 is a high-performance sport touring motorcycle featuring a 1188cc air-cooled inline-four engine, 5-speed transmission, shaft drive, dual front disc brakes, adjustable suspension, and comprehensive instrumentation. Below are key sections for safety, features, operation, maintenance, and troubleshooting.

1. Features at a Glance 2. Pre-Ride Inspection 3. Controls and Operation 4. Specifications 5. Basic Maintenance 6. Fuel and Lubrication 7. Electrical System 8. Storage and Winterization 9. Safety Information 10. Troubleshooting

Features at a Glance

Key components: 1188cc DOHC inline-four engine, 5-speed transmission, shaft final drive, dual front disc brakes, adjustable suspension, comprehensive instrumentation.

Feature	Description
Engine	1188cc air-cooled DOHC inline-four
Transmission	5-speed constant mesh
Final Drive	Shaft drive
Brakes	Dual front disc, single rear disc
Suspension	Adjustable front forks, rear monoshock
Fuel Capacity	5.8 gallons (22 liters)
Instrumentation	Speedometer, tachometer, fuel gauge, warning lights
Seat Height	31.5 inches (800mm)
Weight	573 lbs (260 kg) wet
Power Output	125 hp @ 8,500 rpm

Pre-Ride Inspection

Always perform pre-ride inspection before operating motorcycle.

Check fuel level: Ensure adequate fuel for intended journey.
Inspect tires: Check pressure and condition for wear/damage.
Test brakes: Verify proper operation front and rear.
Check lights: Headlight, brake light, turn signals operational.
Verify controls: Throttle, clutch, brakes move freely.
Check oil level: Engine oil at proper level.

WARNING! Failure to perform pre-ride inspection may result in accident or injury. Always wear proper protective gear.

Controls and Operation

Familiarize yourself with all controls before riding.

Ignition switch: Located on right handlebar controls.
Throttle: Right handlebar grip - rotate toward rider to accelerate.
Clutch lever: Left handlebar - pull to disengage clutch.
Front brake: Right handlebar lever.
Rear brake: Right foot pedal.
Gear shift: Left foot pedal - down for first, up for higher gears.
Kickstand: Left side - ensure fully retracted before riding.

Starting Procedure: Turn fuel petcock to ON, ignition to ON, pull choke (cold engine), pull clutch, press starter button.

Specifications

Engine Type: 1188cc air-cooled DOHC inline-four
Bore x Stroke: 77.0 x 63.8mm
Compression Ratio: 9.7:1
Fuel System: Four 34mm Mikuni carburetors
Ignition: Transistorized electronic
Transmission: 5-speed constant mesh
Final Drive: Shaft
Frame: Double cradle steel
Suspension Front: 41mm telescopic forks, adjustable
Suspension Rear: Monoshock, adjustable preload
Brakes Front: Dual 267mm discs, 2-piston calipers
Brakes Rear: 267mm disc, single piston caliper
Tires Front: 110/90V18
Tires Rear: 130/90V17
Fuel Capacity: 5.8 gallons (22 liters)

Basic Maintenance

Regular maintenance ensures optimal performance and longevity.

Service	Interval	Procedure
Oil Change	3,000 miles	Replace engine oil and filter
Air Filter	6,000 miles	Clean or replace air filter element
Spark Plugs	7,500 miles	Replace all four spark plugs
Valve Clearance	15,000 miles	Check and adjust valve clearances
Brake Fluid	2 years	Replace brake fluid front and rear
Coolant	2 years	Replace engine coolant (if applicable)
Drive Shaft	6,000 miles	Lubricate drive shaft splines

CAUTION! Always use Yamaha recommended fluids and parts. Improper maintenance may void warranty.

Fuel and Lubrication

Use only recommended fuels and lubricants.

Fuel: 87 octane or higher unleaded gasoline.
Engine Oil: SAE 10W-40 motorcycle oil, API classification SE or higher.
Oil Capacity: 3.7 quarts (3.5 liters) with filter change.
Brake Fluid: DOT 4 hydraulic brake fluid.
Final Drive Oil: SAE 80W-90 gear oil.

WARNING! Never use automotive oil in motorcycle engine. Do not overfill oil.

Electrical System

12-volt DC system with maintenance-free battery.

Battery: 12V 14Ah maintenance-free
Charging System: Three-phase AC generator
Headlight: 60/55W halogen
Fuses: Located under seat - carry spares
Spark Plugs: NGK D8EA or equivalent

Battery Maintenance: Keep terminals clean and tight. Check electrolyte level monthly.

Storage and Winterization

Proper storage prevents damage during extended non-use.

Fuel System: Add fuel stabilizer and run engine for 5 minutes.
Battery: Remove and store on battery tender.
Tires: Inflate to maximum pressure and elevate off ground.
Engine: Change oil and filter before storage.
Exterior: Wash and wax, cover with breathable motorcycle cover.

CAUTION! Do not store with fuel in carburetors - drain float bowls.

Safety Information

Motorcycle operation involves risk - always prioritize safety.

Always wear DOT-approved helmet, eye protection, gloves, and protective clothing
Never operate under influence of alcohol or drugs
Observe all traffic laws and speed limits
Maintain safe following distance
Be visible - use headlight at all times
Inspect motorcycle before each ride
Ride within your skill limits
Take motorcycle safety course

WARNING! Motorcycles offer less protection than cars in collision. Ride defensively.

Troubleshooting

Symptom	Possible Cause	Corrective Action
Engine won't start	Fuel, spark, or compression issue	Check fuel level, kill switch, battery, spark plugs
Poor idle	Dirty carburetors	Clean and synchronize carburetors
Electrical failure	Battery or charging system	Check battery voltage, fuses, connections
Brake fade	Contaminated pads or fluid	Replace brake pads, flush brake fluid
Vibration	Wheel balance or engine mount	Balance wheels, check engine mounts
Overheating	Cooling or lubrication issue	Check oil level, clean cooling fins

Service: Contact authorized Yamaha dealer for complex repairs. Yamaha Customer Relations: 1-800-962-7926