J - Brakes Drag

J1 ROAD TEST VEHICLE
Road test vehicle and apply brakes. Are brakes functioning properly?
YES - Vehicle OK.
NO - Inspect individual Wheel Cylinders or Calipers for binding/sticking components.

J2 CHECK POWER BRAKE BOOSTER
Check Power Brake Booster Push Rod alignment and travel. Is push rod OK?
YES - Vehicle OK.
NO - Replace Power Brake Booster.