AIR BRAKES CDL PRACTICE TEST - OREGON
16.
If your ABS is not working:
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you should immediately bring your vehicle to a complete stop.
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the drive wheels will begin to spin, and you should take your foot off the accelerator.
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it will slow your truck to a halt and force you to pull over.
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you still have normal brake functions, and should drive and brake as you always have.
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17.
In air brake vehicles, the parking brake should be used:
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to hold your speed while going downhill.
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any time you park (with a few exceptions).
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when the spring brakes are on.
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as little as possible.
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18.
Which of the following is NOT part of the drum brake?
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Brake drum
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Axle
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Safety valve
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Return spring
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19.
The ABS malfunction lamp on the instrument panel is:
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Blue
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Red
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Orange
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Yellow
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20.
In newer vehicles with air brakes, you put on the parking brake:
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moving the orange push-pull lever to the right.
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using a P-shaped, yellow control knob.
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placing the transmission in Park.
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using a diamond-shaped, yellow, push-pull control knob.
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