Swiss Category C Theory (Truck) Practice Questions - Switzerland Driving Theory Test - Category C (Heavy Motor Vehicles) Exam

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When driving a heavy commercial vehicle on steep Alpine mountain descents (Gefälle), what is the correct braking technique to prevent brake overheating?

Select a low gear matching the climb gear (engine braking) and engage the continuous brake (retarder/exhaust brake), using the service brake only in short, firm deceleration pulses when needed Shift into neutral and rely purely on the service footbrake Turn off the engine ignition to cool down the radiator Hold the service brake pedal down lightly and continuously for the entire 15 km descent

Correct Answer:

Select a low gear matching the climb gear (engine braking) and engage the continuous brake (retarder/exhaust brake), using the service brake only in short, firm deceleration pulses when needed

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