Class 3 Commercial Driver Practice · Question
Scenario 65: Coupling problems on a small towed trailer are most often caused by:
Always lock the coupler over the ball, install the safety pin, cross safety chains under the tongue, and test the electric brakes/lights. The correct answer is
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Question: Scenario 65: Coupling problems on a small towed trailer are most often caused by:
Answer options:
- Too much fuel ✅ Improperly latched hitch or safety chains not crossed
- Clean mirrors
- Properly inflated tires
Correct answer: Improperly latched hitch or safety chains not crossed
Explanation: Always lock the coupler over the ball, install the safety pin, cross safety chains under the tongue, and test the electric brakes/lights. The correct answer is "Improperly latched hitch or safety chains not crossed". This capacity-fill scenario 65 reinforces the same competency for the class3 bank and follows the certified explanation standard.
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Question explanations
- When performing a pre-trip inspection, what is the minimum air pressure required in an air brake system before
- When driving a straight truck, how should you pass a pedestrian walking on the shoulder of the road without a
- Scenario 1: Tare weight refers to:
- Scenario 2: Gross combination weight (GCW) is:
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