Tire and Wheel Service: Master Tire and Wheel Maintenance

Question 1

Which tool is specifically designed to remove a tire from a rim?

Accepted Answer

Tire iron

Answer

Lug wrench

Answer

Jack

Answer

Hammer

Question 2

What is the optimal tire pressure range for most passenger vehicles?

Accepted Answer

32-36 psi

Answer

28-32 psi

Answer

36-40 psi

Answer

40-44 psi

Question 3

Which factors can commonly cause an imbalance in tires?

Accepted Answer

A combination of the above

Answer

Uneven tire wear

Answer

Bent rim

Answer

Damaged tire bead

Question 4

Which type of tire is most suitable for off-road driving conditions?

Accepted Answer

Mud tires

Answer

All-season tires

Answer

Performance tires

Answer

Winter tires

Question 5

What is the recommended minimum tread depth for safe driving?

Accepted Answer

3/32 inch

Answer

1/32 inch

Answer

2/32 inch

Answer

4/32 inch

Question 6

What is the function of a tire balancing machine?

Accepted Answer

To measure and evenly distribute weight around the tire

Answer

To check tire pressure

Answer

To align wheels

Answer

To remove tires from rims

Question 7

Which of the following is NOT a technique for balancing tires?

Accepted Answer

Wheel alignment

Answer

Static balancing

Answer

Dynamic balancing

Answer

Road force balancing

Question 8

Which tool is primarily used to remove a tire from a rim?

Accepted Answer

Tire iron

Answer

Impact wrench

Answer

Lug wrench

Answer

Torque wrench

Question 9

What is the primary purpose of rotating tires?

Accepted Answer

To equalize tire wear patterns

Answer

To enhance vehicle handling

Answer

To improve fuel efficiency

Answer

To reduce road noise

Question 10

Which of the following is NOT a component of a wheel and tire assembly?

Accepted Answer

Brake rotor

Answer

Tire

Answer

Rim

Answer

Valve stem

Question 11

What is the primary purpose of balancing tires?

Accepted Answer

To ensure even wear and prevent vibrations

Answer

To increase fuel efficiency

Answer

To improve handling

Answer

To reduce noise

Question 12

Which type of wrench is typically used to remove lug nuts?

Accepted Answer

Impact wrench

Answer

Box-end wrench

Answer

Open-end wrench

Answer

Torque wrench

Question 13

What is the recommended inflation pressure range for most passenger car tires?

Accepted Answer

32-35 psi

Answer

25-30 psi

Answer

40-45 psi

Answer

50-55 psi

Question 14

Which of the following is a sign of tire damage that requires immediate attention?

Accepted Answer

Bulge in the sidewall

Answer

Uneven tread wear

Answer

Small nail in the tread

Answer

Minor crack in the rim

Question 15

What is the typical torque range for lug nuts on a passenger car?

Accepted Answer

100-125 ft-lbs

Answer

50-75 ft-lbs

Answer

150-175 ft-lbs

Answer

200-225 ft-lbs

Question 16

What is the main purpose of using a bead seater when mounting a tire?

Accepted Answer

To create a tight seal between the tire and rim

Answer

To break the bead of the tire

Answer

To inflate the tire

Answer

To remove the valve stem

Question 17

Which type of valve stem is commonly used on tubeless tires?

Accepted Answer

Schrader valve

Answer

Presta valve

Answer

Dunlop valve

Answer

Wood valve

Question 18

What tire defect is characterized by a visible bulge on the sidewall?

Accepted Answer

Sidewall bulge

Answer

Tread wear indicator

Answer

Tire cupping

Question 19

How should tires and wheels be stored to maintain safety and prevent damage?

Accepted Answer

Upright, separately from wheels, in a cool, dry, and well-ventilated area

Answer

Horizontally, removed from wheels

Answer

Together in direct sunlight

Answer

In high-traffic areas

Question 20

Which specialized tool is employed to separate the tire bead from the rim of the wheel?

Accepted Answer

Bead breaker

Answer

Tire iron

Answer

Tire changer

Answer

Balancing machine

Question 21

Identify the most prevalent cause of vibration in tires:

Accepted Answer

Tire imbalance

Answer

Tire deformation

Answer

Wheel misalignment

Answer

Loose wheel lug nuts

Question 22

For a small puncture in a tire, which repair method is most suitable?

Accepted Answer

Plug repair

Answer

Patch repair

Answer

Tube replacement

Answer

Tire replacement

Question 23

For accurately measuring tire tread depth, which tool is specifically designed?

Accepted Answer

Tread depth gauge

Answer

Micrometer

Answer

Caliper

Answer

Tire pressure gauge

Question 24

Which of the following is NOT a common symptom of a tire out of balance?

Accepted Answer

Extended braking distance

Answer

Vibration in the steering wheel or floorboard

Answer

Uneven tire wear

Answer

Reduced fuel efficiency

Question 25

What is the purpose of using a wheel balancer after mounting a tire?

Accepted Answer

To distribute the weight of the tire and wheel assembly evenly, reducing vibrations

Answer

To align the tire with the wheel

Answer

To seal any leaks in the tire

Answer

To tighten the lug nuts

Question 26

What tool is used to measure the depth of a tire's tread?

Accepted Answer

Depth gauge

Answer

Tire gauge

Answer

Micrometer

Answer

Dial indicator

Question 27

Which of the following is NOT a type of tire construction?

Accepted Answer

Diagonal-ply

Answer

Radial

Answer

Bias-ply

Answer

Bias-belted

Question 28

What is the primary purpose of tire balancing?

Accepted Answer

To minimize vibrations

Answer

To increase handling

Answer

To lengthen tire lifespan

Answer

To ensure ride comfort

Question 29

Which tool is primarily used for mounting a tire?

Accepted Answer

Tire iron

Answer

Bead breaker

Answer

Torque wrench

Answer

Tire gauge

Question 30

What is the main purpose of wheel alignment?

Accepted Answer

To optimize vehicle handling and tire wear

Answer

To enhance fuel efficiency

Answer

To improve the vehicle's appearance

Answer

To reduce noise levels

Question 31

Which of the following is NOT a tire construction method?

Accepted Answer

Laminated

Answer

Bias-ply

Answer

Belted

Answer

Radial

Question 32

When mounting a tire on a wheel, it is essential to use a tire lubricant to:

Accepted Answer

Reduce friction between the tire bead and the wheel rim.

Answer

Protect the wheel from corrosion

Answer

Prevent the tire from slipping on the wheel.

Question 33

Which type of tire repair involves inserting a rubber plug into a small puncture in the tread area?

Accepted Answer

Plug repair

Answer

Patch repair

Answer

Vulcanization

Answer

Retreading

Question 34

What is the primary purpose of using a torque wrench when tightening wheel bolts?

Accepted Answer

To ensure the bolts are tightened to the manufacturer's specified torque value, preventing over-tightening or under-tightening.

Answer

To prevent the bolts from loosening

Answer

To speed up the tightening process

Question 35

For most passenger vehicles, what is the recommended range for tire pressure?

Accepted Answer

32-35 psi (pounds per square inch)

Answer

28-30 psi

Answer

38-40 psi

Answer

42-45 psi

Question 36

Which of the following is a potential safety hazard associated with improper wheel alignment?

Accepted Answer

Premature and uneven tire wear, reduced driver control, and increased risk of accidents.

Answer

Damage to the suspension system

Answer

Difficulty starting the vehicle

Answer

Increased fuel consumption

Question 37

What is the main purpose of a tire balancing machine?

Accepted Answer

To detect and correct imbalances in the tire and wheel assembly, ensuring smooth and vibration-free operation.

Answer

To inflate tires

Answer

To mount tires on wheels

Question 38

What is the function of the bead seater on a tire mounting machine?

Accepted Answer

To force the tire bead against the rim flange

Answer

To remove the tire from the rim

Answer

To inflate the tire

Answer

To balance the tire

Question 39

What is the proper torque range for lug nuts on a wheel with 12 mm studs?

Accepted Answer

90-110 ft-lbs

Answer

120-140 ft-lbs

Answer

150-170 ft-lbs

Answer

60-80 ft-lbs

Question 40

Which of the following is a potential cause of tire sidewall damage?

Accepted Answer

Curbing

Answer

Improper balancing

Answer

Underinflation

Answer

Overinflation

Question 41

Which of the following is NOT a safety precaution to observe when working with tires?

Accepted Answer

Using a tire inflator without a safety cage

Answer

Wearing safety glasses

Answer

Using a bead seater with caution

Answer

Inspecting tires for damage before mounting

Question 42

What is the main reason for tire rotation?

Accepted Answer

To evenly distribute wear on tires

Answer

To reduce road noise

Answer

To balance the tires

Answer

To improve handling

Question 43

What is the primary reason for balancing a tire and wheel assembly?

Accepted Answer

To reduce vibrations caused by uneven weight distribution

Answer

To increase the traction of the vehicle

Answer

To improve the fuel efficiency of the vehicle

Answer

To extend the lifespan of the tire

Question 44

Which specialized tool is primarily used to remove a tire from a wheel?

Accepted Answer

Tire machine

Answer

Air compressor

Answer

Hydraulic jack

Answer

Standard lug wrench

Question 45

What is the primary purpose of a wheel alignment?

Accepted Answer

To adjust the angles of the wheels for optimal handling and tire wear

Answer

To repair bent or damaged wheels

Answer

To balance the tires and wheels

Question 46

When servicing tires and wheels, what is a crucial safety precaution to follow?

Accepted Answer

Never work on a vehicle supported solely by a jack; always use jack stands for added stability

Answer

Always use a torque wrench to tighten lug nuts properly

Answer

Inflate tires to the maximum recommended pressure

Question 47

What is the primary purpose of balancing tires?

Accepted Answer

To minimize vibrations, improve handling, and extend tire life by distributing weight evenly around the wheel.

Answer

To enhance fuel efficiency by reducing rolling resistance.

Answer

To prevent flats by maintaining optimal tire pressure.

Question 48

For repairing small punctures in tires, which type of sealant is commonly used and recommended by professionals?

Accepted Answer

Tire plug

Answer

Duct tape

Answer

Super glue

Question 49

When inflating tires for a passenger vehicle, what is the recommended tire pressure range based on the specifications typically provided on the vehicle's door jamb?

Accepted Answer

32-35 psi

Answer

35-40 psi

Answer

25-30 psi

Answer

40-45 psi

Question 50

Which specialized tool is primarily designed and utilized for removing lug nuts during tire and wheel service?

Accepted Answer

Lug wrench

Answer

Phillips screwdriver

Answer

Socket wrench

Answer

Allen wrench

Question 51

What is the main purpose of using a torque wrench in tire and wheel service?

Accepted Answer

To apply a precise and accurate amount of torque to fasteners, ensuring proper tightening and preventing over-tightening or under-tightening.

Answer

To balance tires.

Answer

To measure the torque applied to fasteners.

Answer

To loosen fasteners.

Question 52

During tire and wheel service, which of the following is a potential safety hazard that technicians should be aware of and take precautions to avoid?

Accepted Answer

Pinched fingers between the tire and rim during tire mounting and demounting.

Answer

Electrical shock.

Answer

Exposure to hazardous chemicals.

Answer

Falling objects.

Question 53

When inspecting a tire for damage, which procedure is recommended to ensure thorough and accurate assessment?

Accepted Answer

Carefully examining the tire's surface for any cuts, bulges, uneven wear patterns, or embedded objects that could compromise its integrity.

Answer

Using a pressure gauge to check inflation level only.

Answer

Checking tread depth with a tread depth gauge only.