Deck 1: Suspension and Steering Systems

Question 1

Technician A says that most front-wheel-drive cars have a frame that is separate from the body. Technician B says that most full size SUVs and trucks have a unitized body that combines the frame and body into one unit. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Answer 1

D

Question 2

Many vehicles have a rack and pinion steering system.

Answer 2

True

Question 3

Proper wheel alignment is extremely important and provides all of the following EXCEPT:

A) Ride quality
B) Steering wander
C) Normal tire tread life
D) Steering control

Answer 3

B

Question 4

A stabilizer bar reduces body sway when a front wheel strikes a road irregularity.

Question 5

A vehicle with an independent rear suspension system may have a:

A) MacPherson strut rear suspension
B) Multilink design rear suspension
C) Both A and B
D) Neither A nor B

Question 6

The steering column connects the steering wheel to the steering gear.

Question 7

A unitized vehicle body may have which of these special features:

A) It provides a steel box around the passenger compartment
B) Special steel panels are inserted in the doors to protect occupants in a side collision
C) A steel cradle is mounted under the front of the unitized body to support the engine and transaxle
D) All of the above

Question 8

Rack and pinion steering gears and linkages are less compact compared to recirculating ball steering gears and parallelogram steering linkages.

Question 9

All of the following statements about the recirculating ball steering gears are true EXCEPT:

A) Can be manual-type with no hydraulic assist
B) Are used with parallelogram steering linkage
C) Can be power-type with hydraulic assist from the power steering pump
D) The lower end of the sector shaft is splined to the tie-rod end

Question 10

A parallelogram steering linkage is defined as having tie rods that are parallel to the:

A) Lower control arm
B) Upper control arm
C) Center link
D) Steering arms

Question 11

A short-and-long-arm (SLA) front suspension system has a lower control arm that is longer than the upper control arm.

Question 12

Very few modern vehicles have an independent rear suspension system.

Question 13

The steering system is important to maintain vehicle safety and reduce  driver fatigue.

Question 14

All of the following statements about wheel rims are true EXCEPT:

A) A wheel rim with negative offset has the center of the tire positioned inboard from the vertical wheel mounting surface
B) Wheel rims must position the tires at the proper distance inward or outward from the vertical wheel mounting surface
C) A wheel rim with positive offset has the center of the tire positioned outboard from the vertical wheel mounting surface
D) A wheel rim with negative offset has the center of the tire positioned outboard from the vertical wheel mounting surface

Question 15

Shock absorbers help to:

A) Maintain vehicle ride height
B) Improve steering wheel return rate
C) Control spring oscillations
D) Improve wheel and tire position

Question 16

In a MacPherson strut front suspension system, the top of the steering knuckle is supported  by the lower end of the strut.

Question 17

When suspension systems are built from heavier weight components, these items can improve fuel economy and reduce CO₂ emissions.

Question 18

Proper wheel alignment provides steering control, ride quality, and normal tire  tread life.

Question 19

If a vehicle has improper rear wheel toe settings, the customer may experience:

A) Steering wheel pull to the left
B) Reduced steering effort
C) Excessive wheel oscillations
D) Rapid rear tire tread wear

Question 20

Vehicle tires provide all of the following functions EXCEPT:

A) Provide a comfortable ride
B) Supply adequate traction on various road surfaces
C) Control spring oscillations
D) Absorb high stresses when cornering, accelerating, and braking

Question 21

Explain what wheel offset is.

Question 22

On a short-and-long-arm front suspension system:

A) The upper control arm is longer than the lower control arm
B) The upper control arm is shorter than the lower control arm
C) The upper control arm is the same length as the lower control arm
D) The MacPherson strut takes the place of the upper control arm

Question 23

What are the inner tie-rod ends of a rack and pinion steering gear attached to?

Question 24

How is the hydraulic power steering pump driven?

Question 25

On a parallelogram steering linkage, the center link is supported by the pitman arm and what other component?

Question 26

Describe jounce wheel travel and rebound wheel travel.

Question 27

What can excessive toe-out on a rear wheel cause?

Question 28

The frame or unitized body serves the following purposes, EXCEPT:

A) Allows the vehicle to absorb stress when driving on rough road surfaces
B) Allow proper suspension ride height and control suspension travel during  driving maneuvers
C) Enables the vehicle to absorb torque from the engine and drive train
D) Provides attachment points for suspension and other components

Question 29

Water may be used to extinguish a gasoline fire.

Question 30

Shock absorbers control spring action and help to prevent:

A) Wheel oscillations
B) Slow steering wheel return after a turn
C) Excessive steering effort
D) Improper wheel and tire position

Question 31

How does vehicle weight play a significant role in fuel consumption?

Question 32

What are the alignment angles that may be adjustable on the front suspension system?

A) Toe, SAI, and Caster
B) Caster, Camber, and Toe
C) Camber, Toe, and Included Angle
D) Caster, Camber, and Set-Back

Question 33

Where should a vehicle's thrust line be positioned?

Question 34

How will the tire centerline be tilted in relation to the true vertical tire centerline if a wheel has negative camber?

Question 35

What is carbon dioxide (CO2) a by-product of?

Question 36

The purpose of the upper and lower control arms in a short-and-long-arm front suspension system is to:

A) Control lateral (side-to-side) wheel movement
B) Provide a mounting surface for the wheel bearings and hubs
C) Reduce body sway when the front wheel strikes a road irregularity
D) None of the above

Question 37

Describe thrust bearing loads.

Question 38

What is the purpose of the coil spring in a short-and-long-arm front suspension system?

Question 39

What do shock absorbers and struts have in common?

Question 40

List the various functions provided by vehicle tires.

Question 41

Fluorescent trouble lights should be used in an automotive shop.

Question 42

Carbon monoxide is being discussed. Technician A says carbon monoxide smells like unburned fuel. Technician B says carbon monoxide may come from the shop heating system. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 43

Class C fires involve the burning of electrical equipment.

Question 44

Class A, B, and C fires may be extinguished using a multipurpose dry chemical fire extinguisher.

Question 45

Technician A says high-pressure air from an air gun may penetrate the skin. Technician B says if air from an air gun enters the bloodstream, it may be fatal. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 46

Technician A says the employer is responsible for informing employees about hazardous material they may be exposed to in the shop. Technician B says the employee is responsible for reading the container warning labels. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 47

A vehicle is being lifted on a frame contact hoist. Technician A says to lift the vehicle to the maximum height before checking for proper contact between the lift arms and the vehicle lift points. Technician B says lift locking mechanism engagement is not required if the vehicle is on the lift for less than 10 minutes. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 48

The specified vehicle lift points can be found in shop service information system or manual.

Question 49

Technician A says when working around an electric fan motor on a vehicle, disconnect the electrical connector from the fan motor. Technician B says it is safe to work around an electric fan motor if the ignition switch is turned off. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 50

You may, in some cases, exceed the maximum lift capacity of a floor jack because there is a built-in safety margin, and the vehicle will be resting on jack stands during the repairs.

Question 51

Floor jack use is being discussed. Technician A says the floor jack lift pad should be positioned under the radiator support when lifting the front of the vehicle. Technician B says after raising the vehicle, the floor jack should be left supporting the vehicle with the jack handle in the downward position. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 52

When using a bench grinder on a small part, hold the part in your hand.

Question 53

Substance abuse may affect reaction time.

Question 54

Technician A says oily rags should be stored in covered, air-tight containers. Technician B says gasoline should be stored in glass containers. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 55

A battery gives off explosive hydrogen gas during the battery charging process.

Question 56

Technician A says the ground wire is connected to the round prong in a three-terminal end on an electrical cord. Technician B says the ground wire has green insulation in a three-terminal end on an electrical cord. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 57

Technician A says severe burns may occur if a piece of jewelry makes contact between an electrical terminal and vehicle ground. Technician B says tennis shoes are suitable for wearing in the shop because they have good traction. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 58

The use of power tools is being discussed. Technician A says to read the operating instructions before using a power tool. Technician B says eye protection must be worn at all times during power tool operation. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 59

Carbon monoxide in the shop air may cause headaches and nausea.

Question 60

Technician A says Material Safety Data Sheets contain specific information about hazardous materials. Technician B says these sheets provide information about fire and explosion hazards. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 61

When removing a coil spring from a strut, what tool is used to relieve all the spring tension on the upper strut mount before loosening the strut rod nut?

Question 62

Vehicle lifts are being discussed. Technician A says the driver's door should be left open when raising a vehicle on a lift. Technician B says a four-wheel-drive vehicle should be lifted on a frame-contact lift. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 63

Technician A says the right-to-know laws state that employees have a right to adequate on-the-job protection from hazardous materials. Technician B says the right-to-know laws state that employees have a right to know when the materials they handle in the workplace are hazardous. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 64

Technician A says a 12V test light should be used for electrical diagnosis on an air-bag-equipped vehicle. Technician B says all air bag sensor mounting bracket fasteners must be loosened before testing these sensors. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 65

When using a fire extinguisher, where should you aim the extinguisher nozzle?

Question 66

Technician A says to lift heavy objects by bending at the knees and keep your back straight and lift with your legs. Technician B says when lifting a heavy object, hold the object as far from your body as possible. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 67

Shop air quality is being discussed. Technician A says a restricted chimney on a shop furnace may cause carbon monoxide in the shop air. Technician B says monitors are available to measure the level of carbon monoxide in the shop air. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 68

Personal protection is being discussed. Technician A says safety glasses should offer some type of side protection. Technician B says rubber gloves should be worn when handling caustic chemicals. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 69

Technician A says gasoline containers should be completely filled with gasoline to eliminate air from the container. Technician B says gasoline containers should be stored in a non-ventilated area. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 70

Hazardous materials are being discussed. Technician A says a solid that ignites spontaneously is considered a hazardous material. Technician B says a liquid with a flash point below 140°F (60°C) is considered a hazardous material. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 71

During ball joint movement, what tool should be used to obtain an accurate measurement?

Question 72

What can irradiation eye burns be caused by?

Question 73

What tool is used to apply the brakes during a wheel alignment procedure?

Question 74

What are the two power sources for the power train on a typical hybrid vehicle?

Question 75

What materials may be involved in a Class B fire?

Question 76

Hand and power tool safety is being discussed. Technician A says when a chisel is not being used, it should be placed in your pocket. Technician B says a two-prong electrical plug may be installed on the end of an electric drill power cord. Who is correct?

A) A only
B) B only
C) Both A and B
D) Neither A nor B

Question 77

Accidents in the shop are most often due to:

A) Following shop safety procedures
B) Unsafe shop conditions
C) Equipment without safety guards
D) Unsafe acts by people

Question 78

Hazardous wastes may be disposed of by what means?

Question 79

What tool may be used to measure tire runout?

Question 80

Explain what carbon monoxide is and where it comes from in the automotive industry.