Overheating; Poor Braking Effect; Front Fork Oil Leakage And Front Fork Malfunction; Malfunction - Yamaha YZF1000RJ Service Manual

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LEAKAGE AND FRONT FORK MALFUNCTION _
§1 _
EB905000
OVERHEATING
OVERHEATING
Ignition system
• Improper spark plug gap
• Improper spark plug heat range
• Faulty igniter unit
Fuel system
• Improper carburetor main jet setting
• Improper fuel level
• Clogged air filter element
EB906000
FAUL TV BRAKE
POOR BRAKING EFFECT
Disc brake
• Worn brake pad
• Worn disc
• Air in brake fluid
• Leaking brake fluid
• Faulty cylinder cup kit
• Faulty caliper seal kit
• Loose union bolt
• Broken brake hose
• Oily or greasy disc/brake pad
• Improper brake fluid level
EB907000
Compression system
• Heavy carbon build-up
Engine oil
• Improper oil level
• Improper oil viscosity
• Inferior oil quality
Brake
• Brake drag
FRONT FORK OIL LEAKAGE AND FRONT FORK MALFUNCTION
MALFUNCTION
OIL LEAKAGE
• Bent, deformed or damaged inner tube
• Bent, damaged or rusty inner tube
• Bent or deformed outer tube
• Damaged or cracked outer tube
• Damaged fork spring
• Damaged oil seal lip
• Worn or damaged slide metal
• Improperly installed oil seal
• Bent or damaged damper rod
• Improper oil level (too high)
• Improper oil viscosity
• Loose damper rod holding bolt
• Improper oil level
• Broken cap bolt 0-ring
• Loose drain bolt
• Damaged drain bolt gasket
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