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What will be the effect if the brake line hose with the yellow coupling head tears between the towing vehicle and trailer during braking?

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The four-way protection valve will secure the safety pressure for the service brake system of the towing vehicle

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The supply line will be automatically vented and the trailer braked

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The service brake system of the trailer will fail

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iFahrer - Führerschein

Meistere das Fahren mit KI – Bereiten, Üben, Bestehen!

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