Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Textbook Question
Chapter 43, Problem 3MC
Pressure readings reveal possible problems in which of the following?
a. Oil pump
b. Governor
c. Apply circuits
d. All of the above
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4.a. You can usually check for a leak in a vacuum system by looking at or feelingA. at the vacuum gauge at the vacuum pump.B. for signs of dirt on the piping.C. at the exhaust of the vacuum pump.
4.b. When a pneumatic solenoid fails, the failure is normally due to aB. weak pilot.C. bad spool.D. ripped seal.
Pressure regulators are being discussed. Technician A says they are located in the fuel rail. Technician B says they are located on the fuel rail. Who is correct?
a. A only
b. B only
c. Both A and B
d. Neither A nor B
A technician is inspecting a vehicle and finds
the upper radiator hose is collapsed, and the
cooling system pulled into a vacuum when
cold. Technician A states that a leak in the
surge tank could be the cause. Technician B
states that the radiator cap is most likely
defective. Who is correct?
Select one:
a. Technician A only
b. Technician B only
c. Both Technicians A and B
d. Neither Technician A nor B
Chapter 43 Solutions
Automotive Technology
Ch. 43 - What is the most probable cause of a low fluid...Ch. 43 - What does milky colored ATF indicate?Ch. 43 - What do varnish or gum deposits on the dipstick...Ch. 43 - Typically during a pressure test, the pressure...Ch. 43 - List five reasons for replacing a torque...Ch. 43 - Explain why oil circuit diagrams are invaluable...Ch. 43 - Explain how a plugged fluid cooler can cause a...Ch. 43 - What is checked during a stall test?Ch. 43 - Ifa transmission does not have a dipstick, how do...Ch. 43 - What should you do if a valve does not move freely...
Ch. 43 - Which of the following is the most likely cause...Ch. 43 - When should the ATF level be checked on most...Ch. 43 - Pressure readings reveal possible problems in...Ch. 43 - Which of the following is a probable cause for a...Ch. 43 - When rebuilding an automatic transmission, which...Ch. 43 - Technician A says that a prerequisite to accurate...Ch. 43 - While discussing proper band adjustment...Ch. 43 - Technician A says that if the shift for all...Ch. 43 - Technician A says that the only positive way to...Ch. 43 - Technician A says that delayed shifting can be...Ch. 43 - While checking the condition of a cars ATF:...Ch. 43 - While discussing the results of an oil pressure...Ch. 43 - While discussing a pressure test: Technician A...Ch. 43 - While checking the engine and transmission mounts...Ch. 43 - While discussing the cause of aerated fluid in a...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- True or False? Oil pressure is determined bywhether the pump is a gear type or rotor typeand by oil clearances, the pump’s pressure regulator valve, and oil viscosity.arrow_forwardTechnician A says that coolant hoses should be squeezed to check for hardening or softening. Technician B says that coolant hoses should be visually inspected for swelling and cracks. Who is correct? Select one: a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forwardWhich is not a pressure or force acting on a TXV diaphragm?A. Head pressureB. Evaporator pressureC. Spring pressureD. Bulb pressurearrow_forward
- The flow pattern can be controlled by which equipment or part of the vessel?A. BafflesB. ImpellersC. Baffles and impellersD. None of these.arrow_forwardWhich among the valves is called non return valve a.flap check b.ball c.plunger valve d.diaphragm e.Checkarrow_forwardOn the low-pressure side of a double diaphragm seal system, the transmitter measures a pressure of 108 in. WC when the tank is empty. Which process should you apply before measuring on the high-pressure side? Low water level cutoff Ratholing Zero suppression Blowdownarrow_forward
- Pressure relief valves: Select one: a. Open manually upon overloading in pressure O b. Open automatically upon overloading in pressure c. Two directional valve d. Oil flow control valvearrow_forwardMatch the correct advantage with the fluid power system.arrow_forwardTechnician A uses a feeler gauge and straightedge to determine the pump cover flatness.Technician B uses an outside micrometer tomeasure the diameter and thickness of theouter rotor. Who is correct?a. Technician Ab. Technician Bc. Both A and Bd. Neither A nor Barrow_forward
- Two techs are discussing oil coolers. Technician A says that when inspecting oil- to-water type coolers, look for mixing of the fluids: oil in the coolant, and coolant in the oil. Technician B says that when inspecting oil-to-air type coolers, look for oil in the coolant only. Who is correct? Select one: a. Technician A b. Technician B c. Both A and B d. Neither A nor Barrow_forwardThe following transducer is used to measure the temperature. a. Bourdon tube b. Bellows c. Thermocouple d. Strain Gaugearrow_forwardWhen performing a coolant pressure test, Technician A says to pressurize the system to the pressure shown on the radiator cap. Technician B says that the coolant should be drained before performing the test. Who is correct? Select one: a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forward
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