Deck 1: Introduction to Automotive Electrical and Electronic Systems Safety

Question 1

What should you do to become familiar with the warnings and cautions associated with antilock brake systems?

A) Call the factory representative.
B) Study the service manual for the type of brake system on which you are working.
C) Ask someone in the shop.
D) All of these choices.

Answer 1

B

Question 2

Automotive horns operate on the principle of:

A) Induced voltage.
B) Depletion zone bonding.
C) Frequency modulation.
D) Electromagnetism.

Answer 2

D

Question 3

Electric vehicles power the motor by:

A) A generator.
B) A battery pack.
C) An engine.
D) None of these choices.

Answer 3

B

Question 4

The charging system: A) Provides all electrical energy to operate the electrical system while the engine is running.
B) Restores the energy to the battery after starting the engine.
C) Uses the principle of magnetic induction to generate electrical power.
D) All of these choices.

Question 5

All of the following are true of the easy exit feature of memory seat systems EXCEPT:

A) The system may move the steering wheel up.
B) It is an additional function on memory seat systems.
C) The driver's door is opened automatically.
D) The seat is moved all the way down and back when the vehicle is placed in park.

Question 6

The purpose of multiplexing is to:

A) Increase circuit loads to a sensor.
B) Prevent electromagnetic interference.
C) Allow computers to share information.
D) Prevent multiple system failures from occurring.

Question 7

Alternate propulsion systems include:

A) Electric vehicles.
B) Hybrid vehicles.
C) Fuel cell vehicles.
D) All of these choices.

Question 8

What should you do before turning on a battery charger?

A) Check the polarity of the battery.
B) Clean the battery cable ends.
C) Connect the leads.
D) All of these choices.

Question 9

The following are components of the starting system EXCEPT:

A) The flywheel ring gear.
B) Neutral safety switch.
C) Harmonic balancer.
D) Battery.

Question 10

All of the following statements concerning hybrid high-voltage system safety are true, EXCEPT:

A) Disconnect the motor generators prior to turning the ignition off.
B) Test the insulating gloves for leaks prior to use.
C) Do not attempt to test or service the system for 5 minutes after the high-voltage service plug is removed.
D) Turn the power switch to the off position prior to performing a resistance check.

Question 11

Which of the following describe(s) carbon monoxide?

A) Carbon monoxide is a colorless gas.
B) Carbon monoxide is odorless.
C) Carbon monoxide is a by-product of combustion.
D) All of these choices.

Question 12

The following are true about the air bag system EXCEPT:

A) It is an active system.
B) It is a supplemental system.
C) It is mandated by the federal government.
D) Deployment is automatic.

Question 13

The seat recall position on most memory seat systems is only allowed if:

A) The vehicle is stationary.
B) The vehicle transmission is in park.
C) The engine is shut off.
D) The parking brake is applied.

Question 14

What should you do if battery acid gets into your eyes?

A) Blink fast to start tears.
B) Rub salve in your eyes.
C) Flush your eyes with water and go to a doctor.
D) All of these choices.

Question 15

Which of the following is not included in proper lifting practices?

A) Do not lift with your back.
B) Keep your back and elbows straight.
C) Lift the object by yourself so others are out of the way.
D) While carrying the object, do not twist your body to change directions.

Question 16

Which of the following statements concerning gasoline storage is true?

A) Always use approved gasoline containers that are painted blue for proper identification.
B) Prevent air from entering the container by filling gasoline containers completely full.
C) Always transport gasoline containers on plastic bed liners.
D) Do not store a partially filled gasoline container for long periods of time.

Question 17

The memory seat system: A) Operates separately of the power seat system.
B) Requires the vehicle to be moving before the seat position can be recalled.
C) Allows for the driver to program different seat positions that can be recalled at the push of a button.
D) Can only be equipped on vehicles with manual position seats.

Question 18

Alternate propulsion vehicle systems may include all of the following except:

A) Fuel cell vehicles
B) Hydroelectric vehicles
C) Hybrid vehicles
D) Electric vehicles

Question 19

Which of the following statements on HEV safety is correct?

A) Always place the high-voltage service plug where someone will not accidentally reinstall it.
B) Use a voltmeter set on 400 VDC to determine if the high-voltage system voltage is at 0 volts before servicing.
C) Test the integrity of the insulating gloves prior to use.
D) All of these choices.

Question 20

Which of the following is the most correct statement?

A) Automotive electrical systems are interlinked with each other.
B) All automotive electrical systems function the same on every vehicle.
C) Manufactures are required by Federal legislation to limit the number of computers used on today's vehicles.
D) All of these choices.

Question 21

Where would the most concise information about the composition of a shop solvent be found?

A) Factory service manual.
B) First aid manual.
C) MSDS sheet.
D) EPA Website.

Question 22

Fires involving magnesium may be extinguished by using a multipurpose dry chemical extinguisher.

Question 23

Accidental deployment of the airbag module during vehicle service is not possible.

Question 24

When depressurizing ABS systems, the ignition switch should be on.

Question 25

When disabling the high voltage system in a hybrid vehicle disconnecting the high-voltage service plug is all that is needed before servicing the high voltage system.

Question 26

Which of the following is NOT classified as a Class C fire?

A) Wiring.
B) Grease.
C) Motors.
D) Fuse boxes.

Question 27

Perform an integrity test on high-voltage gloves each time before use.

Question 28

Safety glasses are the best choice to be worn for protection when working with battery acid and refrigerants.

Question 29

You should always use high impedance electrical testers when troubleshooting wire harness and crash sensor problems in an air bag system.

Question 30

A fire blanket can be used to smother a fire.

Question 31

Carbon monoxide may cause vomiting, headaches, and/or dizziness.

Question 32

Electrical fires should be put out by using a foam fire extinguisher.

Question 33

It is safe to weld near a fuel tank that has just been completely emptied of fuel.