Yamaha FZ1 User Manual

PERIODIC MAINTENANCE AND MINOR REPAIR
6-46
6
EAU02990
Troubleshooting charts
Starting problems or poor engine performance
EW000125
WARNING
_
Keep away open flames and do not smoke while checking or working on the fuel system.
_
Check the fuel level in
the fuel tank.
1. Fuel
There is enough fuel.
There is no fuel.
Check the compression.
Supply fuel.
The engine does not start.
Check the compression.
Operate the electric starter.
2. Compression
There is compression.
There is no compression.
Check the ignition.
Have a Yamaha dealer
check the vehicle.
Remove the spark plugs
and check the electrodes.
3. Ignition
Wipe off with a dry cloth and correct the
spark plug gaps, or replace the spark plugs.
Have a Yamaha dealer check the vehicle.
The engine does not start.
Have a Yamaha dealer
check the vehicle.
The engine does not start.
Check the battery.
Operate the electric starter.
4. Battery
The engine turns over
quickly.
The engine turns over
slowly.
The battery is good.
Check the battery lead connections,
and charge the battery if necessary.
Dry
Wet
Open the throttle halfway and operate
the electric starter.
U5LV12.book Page 46 Thursday, June 27, 2002 5:49 PM

Yamaha FZ1 Specifications

General

Displacement	998cc
Bore x Stroke	77.0 mm x 53.6 mm
Compression Ratio	11.5:1
Fuel Delivery	Fuel Injection
Transmission	6-speed
Final Drive	Chain
Front Tire	120/70-ZR17
Rear Tire	190/50-ZR17
Engine Type	Liquid-cooled, 4-stroke, DOHC, inline 4-cylinder
Ignition	TCI
Front Suspension	43mm inverted fork, fully adjustable
Rear Suspension	Single shock, adjustable preload and rebound damping
Front Brakes	Dual 320mm disc
Rear Brakes	245mm disc
Wheelbase	1, 460 mm (57.5 in)
Seat Height	815 mm (32.1 in)
Fuel Capacity	18 liters (4.8 gallons)
Curb Weight	487 lb
Torque	106 Nm (78.2 ft lbs) @ 8, 000 rpm
Length	2, 140 mm (84.3 in)
Width	770 mm (30.3 in)
Ground Clearance	135mm (5.3 inches)
Wet Weight	487 lb