Technician A says that excessively high pressure from an electric fuel pump can be caused by a faulty pressure regulator. Technician B says that the typical problem may be an obstructed return line. Who is correct?

Q: List four service precautions for working on thefuel injection system

A: In an internal-combustion engine, fuel injection is the introduction of gasoline into the cylinders…

Q: The amount of fluid allowed to enter the cylinder can be controlled, this is done with the use of…

A: Direction control valve

Q: All of the following are true statements about flushingan A/C system after a compressor failure,…

A: In this above problem, only one statement is false about flushing of an AC system after compressor…

Q: Technician A says PVE refrigerant oil is com monly recommended for electric A/C compres sors.…

A: Solution:

Q: 14. A. limits the maximum output pressure of an electric gasoline fuel pump. 15. Which of the…

A: As per the guidelines we will answer the first three subparts for you, for the rest of the questions…

Q: C.Both A and B

A: The main objective of Central port fuel injection system is to a low cost multi point fuel injection…

Q: Research for fuel supply

A:

Q: Technician A says that when using a flare-nut wrench, two wrenches must often be used. Technician B…

A: A flare nut is a nut used for connecting to tubes for compression fittings of ductile materials. In…

Q: Fuel pump __ is a statement of the volume of the fuelflow from the pump.

A: Fuel pump is a device in the vehicle which is used to send the fuel from the tank to the engine…

Q: Technician A says that a stator aids in directing the flow of fluid from the impeller to the…

A: Technician A wrong Only Technician B correct

Q: evaporator, whích of the following could result? ine at the outie The bulb pressure would increase…

A: (44) . if a thermostatic expansion valves thermal bulb came loose from the suction line at the…

Q: Technician A says that suction lines become verywarm during A/C operation. Technician B says that…

A: Technician B is correct. discharge lines of pipe conducts hot, high-pressure refrigerant vapor from…

Q: Technician A says that air-fuel ratios can be regulated by controlling the “on time” of the…

A: Given:   Technician A says that air-fuel ratios can be regulated by controlling the “on time” of the…

Q: Technician A says that suction lines become very warm during A/C operation. Technician B says that…

A: Suction line:The piping line which connects the outlet of the evaporator(refrigerated space)  to…

Q: What happens when txv valves goes bad?

A: The symptoms of restricted TXV, A restricted metering device — thermostatic expansion valve or TXV —…

Q: Match the following answers Compressors Choose... Choose.. Hydraulic is a switch that open and close…

A: It is required to match correct answer

Q: Most fuel tank filler caps contain a pressure valva and a

A: Fuel tank filler caps are used to seal the fuel tank opening which is used to refill the tank. They…

Q: ration i

A: given: Methods for treating vibration in pumps

Q: What is the troubleshooting procedure for a noisy aircraft engine driven hydraulic pump. Please…

A: All aircraft hydraulic systems have one or more power-driven pumps and may have a hand pump as an…

Q: . Describe clear flood mode and why it is used.

A: Given data : Clear flood mode

Q: List five advantages the use of piezoelectric injectorshas over solenoid-based injectors.

A: Given Injectors To find Advantages of piezoelectric injectors over solenoid-based injectors

Q: Technician A says that the engine oil drain plug typically needs to be replaced with a new one at…

A: At every maintenance trip of the automobile engine oil is changed by removing the oil drain plug.

Q: Most fuel tank filler caps contain a pressure valve anda __ .a. vapor separatorb. vacuum relief…

A: A pressure-vacuum relief fuel filler cap assembly comprising a cover, a locking cup fixed to said…

Q: While discussing electric fuel pumps: Technician A says that some electric fuel pumps are combined…

A: "Technician A only"   Given information: While discussing electric fuel pumps: Technician A…

Q: Technician A says that all transmission opening pressure are derived from the regulated output flow…

A: Technician A says that all transmission opening pressure are derived from the regulated output flow…

Q: 38) Technician A says that most pressure regulating valves work by balancing hydraulic pressure…

A: In pressure regulators the hydraulic pressure is balanced by spring force. In this system fluid…

Q: Which of the following situations will make a pump noisy? Select all that apply. O Excessive oil…

A: Answer:- All given situations will make the pump noisy.   The various situation that will make the…

Q: Explain the principle of operation of the ICEs fuel supply system.

A: In essence, the system is "ready" moment the tank is filled with gasoline. The fuel pump begins the…

Q: Explain the purpose of the relief valve and one-way check valve in an electric fuel pump. What type…

A: Given question: Explain the purpose of the relief valve and one-way check valve in an electric fuel…

Q: The injector pulse width is the __________   ___    ________ the injector opens and sprays fuel.

A: Given :-  The injector pulse width is the ........................... the injector opens and sprays…

Q: Pneumatic Systems Explain the following in at least 10 sentences: What is controlled cabin…

A: Compressed air is air maintained in excess of atmospheric pressure under pressure. Compressed air is…

Q: When the engine is Idling, the pressure regulator in PFI system provides _____________ fuel pressure…

A: Sadi Carnot initially proposed the concept of an ideal heat engine in 1824. He conceived a…

Q: Technician A says that excessive engine oil consumption can be caused by low oil levels. Technician…

A: Answer:- Technician B correct.

Q: Describe an acceptable storage area for a cylinder offuel gas.

A: Storage cylinders are used for the storage of the fuel gases. These cylinders are made up of iron or…

Q: A vehicle comes in with no coolant and a core plug popped out of the engine block. Technician A…

A: The water pump in an automobile is a part of the cooling system of the engine. The most commonly…

Q: Technician A says that a two-stroke oil injection system uses a gravity-fed pressure system.…

A: Given Data⇒ Technician A⇒Two stroke-oil injection system uses a gravity-fed Pressure system.…

Q: the fuel pressure regulator on a returnless fuel systems is located _______ .

A: Engines with “returnless” electronic fuel injection (EFI) systems have the regulator inside…

Q: explain the purpose of the relief valve and one way check valve in an electric fuel pump.

A: The Relief valves are basically used to control the pressure in a system. One-way check valve allows…

Q: Directional control valves can bypass, start, stop, sequence and interlock actuator movement. True…

A: Answer: ◆ The given statement is true. ◆ Therefore, the correct answer is option (a).

Q: When installing a spin-on oil filter, failure to lube the O-ring will:

A: The correct option is a.

Q: the metring valve portion of combination valve fails .technician A says that this means the entire…

A: Given data technician A says that this means the entire combination valve must be replaced.…

Q: Q156. which of the following components can cause execcively high pressure in a returnless fuel…

A:

Q: While discussing returnless fuel systems: Technician A says that in a returnless fuel system the…

A: Solution: Returnless Fuel System:

Q: Name the parts of a fuel injector.

A: To find : Name the parts of a fuel injector

Q: What causes coolant to leak from the water pump weep hole?

A: What causes coolant to leak from the water pump weep hole? Answer: d) A faulty pump shaft seal

Q: List at least five safety precautions that shouldbe adhered to when working with fuel systems.

A: A vehicle's fuel system is the collection of components that transport gasoline into and out of the…

Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.