Yamaha YZF-R1P Service Manual

Contents

9 - 5TRBLSHTGFAULTY FRONT FORK LEGS/UNSTABLE HANDLINGEAS00861FAULTY FRONT FORK LEGSLEAKING OIL• Bent, damaged or rusty inner tube• Cracked or damaged outer tube• Improperly installed oil seal• Damaged oil seal lip• Incorrect oil level (high)• Loose damper rod assembly bolt• Damaged damper rod assembly bolt copperwasher• Cracked or damaged cap bolt O-ringMALFUNCTION• Bent or damaged inner tube• Bent or damaged outer tube• Damaged fork spring• Worn or damaged outer tube bushing• Bent or damaged damper rod• Incorrect oil viscosity• Incorrect oil levelEAS00863UNSTABLE HANDLINGHandlebars• Bent or improperly installed right handlebar• Bent or improperly installed left handlebarSteering head components• Improperly installed upper bracket• Improperly installed lower bracket(improperly tightened ring nut)• Bent steering stem• Damaged ball bearing or bearing raceFront fork leg(s)• Uneven oil levels (both front fork legs)• Unevenly tensioned fork spring (both frontfork legs)• Broken fork spring• Bent or damaged inner tube• Bent or damaged outer tubeSwingarm• Worn bearing or bushing• Bent or damaged swingarmRear shock absorber assembly(-ies)• Faulty rear shock absorber spring• Leaking oil or gasTire(s)• Uneven tire pressures (front and rear)• Incorrect tire pressure• Uneven tire wearWheel(s)• Incorrect wheel balance• Deformed cast wheel• Damaged wheel bearing• Bent or loose wheel axle• Excessive wheel runoutFrame• Bent frame• Damaged steering head pipe• Improperly installed bearing race