2003 Subaru Impreza Owner's Manual - Page 368

Maintenance and service Replacement of brake pad and lining CAUTION If you continue to drive despite the scraping noise from the audible brake pad wear indicator, it will result in the need for costly brake rotor repair or replacement. J Breaking-in of new brake pads and linings When replacing the brake pad or lining, use only genuine SUBARU parts. After replacement, the new parts must be broken in as follows: B Brake pad and lining While maintaining a speed of 30 to 40 mph (50 to 65 km/h), step on the brake pedal lightly. Repeat this five or more times. B Parking brake lining 1. Drive the vehicle at a speed of about 22 mph (35 km/h). 2. With the parking brake release button pushed in, pull the parking brake lever SLOWLY and GENTLY. (Pulling with a force of approximately 33 lb [147 N, 15 kg].) 3. Drive the vehicle for about 220 yards (200 meters) in this condition. - CONTINUED - The front disc brakes and the right rear disc brake have an audible wear indicators on the brake pads. If the brake pads wear close to their service limit, the wear indicator makes a very audible scraping noise when the brake pedal is applied. If you hear this scraping noise each time you apply the brake pedal, have the brake pads serviced by your SUBARU dealer as soon as possible. 11-39