Q
158. How do you test the hydraulic brakes for leaks?
General Knowledgemedium
APump the brake pedal three times, then apply firm pressure to the pedal and hold for five seconds. The pedal should not move.
BDrive 20 mph and slam on the brakes.
CDrive slowly and pump the brake pedal. Make sure it doesn't hit the floor.
Detailed Explanation
The correct answer is "Pump the brake pedal three times, then apply firm pressure to the pedal and hold for five seconds. The pedal should not move.". This is based on federal CDL regulations and safety standards.
Correct Answer: Pump the brake pedal three times, then apply firm pressure to the pedal and hold for five seconds. The pedal should not move.
Advertisement
Ready to practice for real?
Take our free, full-length General Knowledge practice test. Simulates the actual DMV exam with timed questions.
Start Practice TestRelated Questions
50. Which of these statements about downshifting for a long downhill grade is true?
general-knowledgemedium
282. When driving through roadway work zones, you should:
general-knowledgemedium
211. What is the definition of 'sleep debt'?
general-knowledgemedium
When stopping a manual transmission vehicle, you should:
general-knowledgeeasy
254. A car suddenly 'cuts' in front of you creating a hazard. What should you NOT do?
general-knowledgemedium
Advertisement