33. Inspection of the service brake by means of a dynamometer shall show no defect in the brake system and the difference between the readings on the wheels of a single axle shall be lower than 20% from the highest reading.
The total of the braking forces of all the wheels shall be greater than 60% of the net mass of a road vehicle whose gross vehicle weight rating is less than 4,500 kg and 50% of the net mass of a vehicle whose gross vehicle weight rating is 4,500 kg or more.
Where the brake is released, each wheel shall turn freely and no element of the brake system shall be damaged.
O.C. 1483-98, s. 33; O.C. 1049-2010, s. 7.