35. Where a service brake is hydraulically activated, the warning light shall come on only where the ignition key is in the “on” position while the engine is not running or in the “start” position while the parking brake is released, if both brakes are interconnected.
Where a force of approximately 550 newtons is applied on the pedal brake for a minute while the engine is running, the pedal shall not drop, the warning light shall not come on and pedal travel shall not exceed 65% of the possible total travel. However, if the road vehicle has hydraulically assisted brakes, the force applied on the pedal for the test shall not exceed 265 newtons approximately.