TROUBLESHOOTING
8-8
EAM30513
TROUBLESHOOTING OF BRAKE
EAM30514
TROUBLESHOOTING OF SUSPENSION
Symptom
Possible cause
Actions
Poor performance of disc brake
Worn brake pad
Replace the brake pads as a set.
Worn or deflected brake disc
Replace the brake disc.
Air in hydraulic brake system
Bleed the hydraulic brake system.
Brake fluid leakage
Check the hydraulic brake system
and repair or replace faulty parts
as necessary.
Incorrect brake fluid level (low)
Add brake fluid to the specified
level.
Stuck brake caliper piston
Replace the caliper piston seal.
Stuck brake caliper and slide pin
Lubricate the caliper slide pin.
Loose union bolt
Tighten the union bolt to the speci-
fied torque.
Damaged brake hose and brake
pipe
Replace the brake hose and brake
pipe.
Oil or grease on the brake disc or
brake pad
Clean the brake disc or brake pad.
Insufficient lubrication of brake
lever or brake pedal pivot
Lubricate the brake lever or brake
pedal pivot.
Symptom
Possible cause
Actions
Front fork is hard
Bent or damaged inner tube
Replace the inner tube.
Bent or damaged outer tube
Replace the outer tube.
Damaged or worn slide metal
Replace the slide metal.
Bent or damaged damper rod
Replace the damper rod.
Bent wheel axle
Replace the wheel axle.
Incorrect oil viscosity (high)
Change to recommended fork oil.
Incorrect oil level (high)
Adjust to the specified oil level.
Improperly adjusted spring pre-
load (hard)
Adjust the spring preload.
Improperly adjusted rebound
damping (hard)
Adjust the rebound damping.
Improperly adjusted compression
damping (hard)
Adjust the compression damping.
Summary of Contents for WR450F 2022
Page 8: ......
Page 15: ...LOCATION OF IMPORTANT LABELS 1 5...
Page 16: ...LOCATION OF IMPORTANT LABELS 1 6 AUS NZL ZAF EUR...
Page 90: ...ELECTRICAL SYSTEM 3 32...
Page 134: ...CLUTCH 5 7...
Page 138: ...FUEL TANK 6 3...
Page 146: ...ELECTRICAL COMPONENTS 7 7...
Page 160: ...SELF DIAGNOSTIC FUNCTION AND DIAGNOSTIC CODE TABLE 8 13...
Page 170: ...CHASSIS 9 9...
Page 172: ...PRINTED IN JAPAN E...