Question 1

During a four-wheel alignment, front toe is set to the vehicle's centerline.

Accepted Answer

A) True 
 B)False

Question 2

The outside edge of the right front tire is worn, but the center and inside edge are almost new. The wear on the outside surface is smooth and not scalloped, feathered, or sawtoothed. The left-side tire shows no sign of wear. What could be the problem?

Accepted Answer

A)  incorrect caster 
B)  incorrect camber 
C)  incorrect toe 
D)  incorrect tire pressure

Question 3

All the following angles are adjustable during wheel alignment EXCEPT:

Accepted Answer

A)  turning radius 
B)  camber 
C)  toe 
D)  caster

Question 4

Technician A says caster is the first angle checked during a two wheel alignment. Technician B says all vehicles with strut suspension have caster adjustments. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 5

____ is the angle of the steering axis of a wheel from the vertical, as viewed from the side of the vehicle.

Accepted Answer

A)  Camber 
B)  Caster 
C)  Toe 
D)  Steering axis inclination

Question 6

What is scrub radius?

Accepted Answer

The answer of What is scrub radius?...

Question 7

A four-wheel alignment is sometimes called a(n) ____________________-wheel alignment.

Accepted Answer

The answer of A four-wheel alignment is sometimes called a(n)...

Question 8

In what direction must the top of a tire and wheel assembly be moved to add more positive camber?

Accepted Answer

A)  forward 
B)  backward 
C)  inward 
D)  outward

Question 9

SAI [steering axis inclination] helps the vehicle's steering system return to straight ahead after a turn.

Accepted Answer

A) True 
 B)False

Question 10

Front wheel drive vehicles with strut suspension typically have no provision for adjusting caster.

Accepted Answer

A) True 
 B)False

Question 11

Before adjusting toe on a rack-and-pinion system, Technician A loosens the small outer bellows clamp. Technician B installs a steering wheel holder between the steering wheel and the driver's seat. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 12

Technician A says thrust line deviations are usually caused by the shifting of the rear axle on its spring supports. Technician B says rear wheel misalignment or damage from an accident can cause thrust line deviations. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 13

When the right front wheel is turned 20 degrees to the left the left front wheel moves only 18 degrees. What could be the problem?

Accepted Answer

A)  steering arm 
B)  bent pitman arm 
C)  excessive setback on the left side 
D)  nothing-this is normal

Question 14

____ is the angle represented by the tilt of a wheel inward or outward from the vertical as viewed from the front of the car.

Accepted Answer

A)  Camber 
B)  Caster 
C)  Toe 
D)  Steering axis inclination

Question 15

Which of the following statements is NOT correct?

Accepted Answer

A)  SAI refers to steering axis inclination 
B)  unequal side-to-side SAI will not cause a pull while driving 
C)  SAI affects the steering system return to the straight-ahead position after a turn 
D)  SAI angles out of specifications indicate damaged or worn steering or suspension components

Question 16

Technician A says a vehicle may wander as a result of excessive negative caster. Technician B says positive caster will result from excessive toe-in. Who is correct?

Accepted Answer

A)  A only 
B)  B only 
C)  both A and B 
D)  neither A nor B

Question 17

Which of the following statements is NOT correct?

Accepted Answer

A)  Camber is the inward or outward tilt of a wheel as viewed from the front of the car 
B)  Incorrect camber may cause tire wear problems 
C)  Unequal camber angles cause the vehicle to steer toward the side with more positive camber 
D)  Bent suspension parts may be straightened to correct camber angles

Question 18

Unequal caster angles cause the vehicle to steer toward the side with greater caster.

Accepted Answer

A) True 
 B)False

Question 19

Define positive camber.

Accepted Answer

The answer of Define positive camber....

Question 20

SAI + camber = ______

Accepted Answer

A)  caster angle 
B)  turning radius angle 
C)  thrust angle 
D)  included angle

Exam 49: Wheel Alignment

During a four-wheel alignment, front toe is set to the vehicle's centerline.

The outside edge of the right front tire is worn, but the center and inside edge are almost new. The wear on the outside surface is smooth and not scalloped, feathered, or sawtoothed. The left-side tire shows no sign of wear. What could be the problem?

All the following angles are adjustable during wheel alignment EXCEPT:

Technician A says caster is the first angle checked during a two wheel alignment. Technician B says all vehicles with strut suspension have caster adjustments. Who is correct?

____ is the angle of the steering axis of a wheel from the vertical, as viewed from the side of the vehicle.

What is scrub radius?

A four-wheel alignment is sometimes called a(n) ____________________-wheel alignment.

In what direction must the top of a tire and wheel assembly be moved to add more positive camber?

SAI [steering axis inclination] helps the vehicle's steering system return to straight ahead after a turn.

Front wheel drive vehicles with strut suspension typically have no provision for adjusting caster.

Before adjusting toe on a rack-and-pinion system, Technician A loosens the small outer bellows clamp. Technician B installs a steering wheel holder between the steering wheel and the driver's seat. Who is correct?

Technician A says thrust line deviations are usually caused by the shifting of the rear axle on its spring supports. Technician B says rear wheel misalignment or damage from an accident can cause thrust line deviations. Who is correct?

When the right front wheel is turned 20 degrees to the left the left front wheel moves only 18 degrees. What could be the problem?

____ is the angle represented by the tilt of a wheel inward or outward from the vertical as viewed from the front of the car.

Which of the following statements is NOT correct?

Technician A says a vehicle may wander as a result of excessive negative caster. Technician B says positive caster will result from excessive toe-in. Who is correct?

Which of the following statements is NOT correct?

Unequal caster angles cause the vehicle to steer toward the side with greater caster.

Define positive camber.

SAI + camber = ______