A-5 Brakes
Practice Test Answers
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21.
Answer A is wrong. The residual check valve is used on vehicles with drum brakes.
Answer B is correct. Also the constant pressure keeps air from entering the wheel cylinders.
Answer C is wrong. Technician B is correct.
Answer D is wrong. Technician B is correct.
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22.
Answer A is wrong. Accumulators are used with integral ABS systems.
Answer B is correct. They typically use electric pumps to build pressure.
Answer C is wrong. Technician B is correct.
Answer D is wrong. Technician B is correct.
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23.
Answer A is wrong. The signal is sent to the electronic controller for traction control.
Answer B is wrong. It's important to have this air gap set correctly.
Answer C is correct. Both technicians are correct.
Answer D is wrong. Both technicians are correct.
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24.
Answer A is wrong. They have a quick take up or fast fill valve located between the resevoir and the primary
piston.
Answer B is wrong. They have a large diameter step bore for the primary piston.
Answer C is wrong. A fast fill valve moves high volumes of fluid with less pedal movement.
Answer D is correct. It is a large diameter step bore master cylinder with a fast fill valve
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25.
Answer A is wrong. The air valve is located on the atmospheric side of the vacuum diaphragm.
Answer B is correct. Also the constant pressure keeps air from entering the wheel cylinders.
Answer C is wrong. Technician B is correct.
Answer D is wrong. Technician B is correct.
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