Yamaha YZ250X 2023 Owner's Manual

TROUBLESHOOTING7-9EAM30513TROUBLESHOOTING OF BRAKEEAM30514TROUBLESHOOTING OF SUSPENSIONSymptom Possible cause ActionsPoor performance of disc brakeWorn 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 leakageCheck the hydraulic brake systemand repair or replace faulty partsas necessary.Incorrect brake fluid level (low) Add brake fluid to the specifiedlevel.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 brakepipeReplace the brake hose and brakepipe.Oil or grease on the brake disc orbrake pad Clean the brake disc or brake pad.Insufficient lubrication of brakelever or brake pedal pivotLubricate the brake lever or brakepedal pivot.Symptom Possible cause ActionsFront fork is hardBent 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 rebounddamping (hard) Adjust the rebound damping.Improperly adjusted compressiondamping (hard) Adjust the compression damping.