Air Brake (Q Endorsement) Practice · Question
Scenario 158: If the dash low-air warning activates while driving, the driver should:
Low-air warning signals impending loss of brake function; pull over safely before spring brakes apply automatically. The correct answer is "Pull over safely as
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Question: Scenario 158: If the dash low-air warning activates while driving, the driver should:
Answer options:
- Continue and hope it goes away ✅ Pull over safely as soon as possible — spring brakes may apply automatically as pressure drops
- Increase speed to charge the system
- Pull the parking brake immediately
Correct answer: Pull over safely as soon as possible — spring brakes may apply automatically as pressure drops
Explanation: Low-air warning signals impending loss of brake function; pull over safely before spring brakes apply automatically. The correct answer is "Pull over safely as soon as possible — spring brakes may apply automatically as pressure drops". This capacity-fill scenario 158 reinforces the same competency for the airbrake bank and follows the certified explanation standard.
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