Kawasaki J300 - Service manual > Brakes
WARNING Motorcycle operation with insufficient, deteriorated, or contaminated oil causes accelerated wear of the final and countershaft gears, and may result in seizure. Seizure can lock the rear wheel and skid the rear tire, with consequent loss of control.
Brake Fluid Leak Inspection For ABS equipped model, remove the front fairing (see Front Fairing Removal in the Frame chapter). Apply the brake lever and inspect the brake fluid leak from the brake hoses [A] and fittings [B].