Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Textbook Question
Chapter 29, Problem 2TF
True or False? On today’s vehicles, an electric fuel pump runs only when the engine is running.
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Chapter 29 Solutions
Automotive Technology
Ch. 29 - List at least five safety precautions that should...Ch. 29 - Describe the operation of the evaporative system...Ch. 29 - Fuel pump is a statement of the volume of the fuel...Ch. 29 - Explain the purpose of the relief valve and...Ch. 29 - What is the first thing that should be...Ch. 29 - Why is a plastic or metal restrictor placed in...Ch. 29 - Low fuel pump pressure causes a mixture and...Ch. 29 - True or False? Fuel pressure typically is at its...Ch. 29 - True or False? On todays vehicles, an electric...Ch. 29 - Most fuel tank filler caps contain a pressure...
Ch. 29 - If fuel pump pressure or volume is less than...Ch. 29 - Which of the following statements about a fuel...Ch. 29 - Low fuel pressure can be caused by all of the...Ch. 29 - If a fuel system loses pressure immediately after...Ch. 29 - Technician A says that excessively high pressure...Ch. 29 - Technician A replaces a damaged steel fuel line...Ch. 29 - While discussing electric fuel pumps: Technician A...Ch. 29 - To relieve fuel pressure on an EFI car: Technician...Ch. 29 - While discussing quick-disconnect fuel line...Ch. 29 - While discussing fuel filters: Technician A says...Ch. 29 - While discussing the various fuel filters used in...Ch. 29 - While discussing fuel tank filler pipes and caps:...Ch. 29 - While discussing electric fuel pumps: Technician A...Ch. 29 - While discussing electric fuel pumps: Technician A...
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- Octane number is the measure of a fuel's ability to resist knocking. The higher the octane number, the more compression the fuel can withstand before detonating. True Falsearrow_forward. Explain the purpose of the relief valve and one-way check valve in an electric fuel pump. What type of fire extinguisher should you have close by when you are working on fuel system components?arrow_forwardWhich one of the following statements is correct? Bioenergy cannot be used as feedstock and product. Bioenergy is feedstock and biomass is its product Biomass is feedstock and bioenergy is its product Biomass cannot be used as feedstock and productarrow_forward
- Which of the following statements about carbondioxide is not true?a. CO2 levels are highest when the air-fuel ratiois slightly leaner than stoichiometric.b. The production of CO2 is directly related tothe amount of fuel consumed; therefore,more fuel-efficient engines produce less CO2c. To reduce CO2 levels in the exhaust, engineers are working hard to decrease fuel consumption to keep CO2low.d. The concern for CO2 emissions is one of theprimary reasons for the delayed use of alternative fuels for automobiles.arrow_forwarda) Explain the two main dangers from oxygen cylinders and what causes them.b) Why is cleanliness very important when dealing with compressed oxygen?arrow_forwardThe driver of a car slams on her brakes to avoid collating with a deer crossing the highway . why is it different from a hybrid and electric car?arrow_forward
- Ex find the fuel used (gram or kg) in one year in d 1424.24 kw reactar ته معطل بور 235arrow_forwardExplain why non return/return less fuel systems are used on later motor vehicles?arrow_forwardWhich of the following statement about carbon dioxide is not true? a. CO2 , levels are highest when the air fuel ratio is slightly leaner than stoichiometric. b. The production CO2 , is directly related to the amount of fuel consumed; therfore, more fuel efficient engines produce less CO2 c. To reduce CO2 , levels in the exhaust, engineers are working hard to decrease fuel consumption to keep CO2 low. d. The concern for CO2 emissions is on of the primary reasons for the delayed use of alternative fuels for automobiles.arrow_forward
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