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AUMT1416SEC6 Questions with 100% correct answers verified latest update 2024
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AUMT1416SEC6 Questions with 100% correct answers verified latest update 2024
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AUMT1416SEC6A front-wheel-drive vehicle with an independent rear suspension pulls to the right
✅✅
when driving straight ahead. All the front suspension alignment angles are within
specifications. The most likely cause of this problem is: - -Excessive toe-out on
the right rear wheel.
✅✅
While driving straight ahead, a front-wheel-drive car pulls to the right. The most likely
cause of this problem is: - -Sagged front springs and improper front wheel toe
setting.
Excessive positive caster may cause all of these problems EXCEPT:
a. Harsh ride quality.
b. Excessive steering effort.
✅✅
c. Slow steering wheel return.
d. Front wheel shimmy. - -c. Slow steering wheel return
While diagnosing front wheel toe problems: - ✅✅-Improper toe adjustment may
cause feathered wear on the front tire treads.
All of these statements about the vehicle thrust line and steering pull are true
EXCEPT:
a. Excessive toe-out on the left rear wheel moves the thrust line to the left of the
vehicle centerline.
b. Excessive toe-in on the right rear wheel moves the thrust line to the right of the
vehicle centerline.
c. If the thrust line is moved to the left of the vehicle centerline, the steering tends to
pull to the right.
✅✅
d. Excessive toe-out on the right rear wheel causes the steering to pull to the left. -
-b. Excessive toe-in on the right rear wheel moves the thrust line to the right of
the vehicle centerline.
✅✅
While adjusting front wheel camber and diagnosing camber-related problems: -
-During front wheel jounce travel, the positive camber increases.
While diagnosing suspension and wheel alignment problems: - ✅✅
-Steering
angles are designed to reduce tire wear and provide directional control.
✅✅
A driver complains of harsh riding and the suspension height is normal. The most
likely cause of this problem is: - -Excessive positive caster on both front
wheels.
, While diagnosing the vehicle geometric centerline and thrust line: - ✅✅-The front
and rear wheels should be parallel to the geometric centerline.
Feathering" type wear of a rear tire is likely caused by: - ✅✅-Improper rear wheel
toe alignment.
Which of the following statement would be considered FALSE regarding caster
angles?
a. Caster angles can be easily determined by visually inspecting the tire and wheel
assembly from the front of the vehicle.
b. Improper caster angle will wear the tire tread quickly.
c. Caster angles may be forward or rearward of the tire and wheel assembly when
✅✅
compared to the vehicle's center line.
d. Both A and B. - -d. Both A and B
✅✅
Toe is the measured difference between the ______, and the ______. -
-leading edge of two tires on the same axle, trailing edge of same two tires.
✅✅
Which of the following statements is most true regarding camber angle? -
-Camber can best be seen from the front of the vehicle looking towards the
leading edge of the tire and wheel assembly.
When discussing unsatisfactory steering wheel returnability:
Technician A says the rack and pinion steering gear mounts may be worn.
Technician B says this problem may be caused by interference between the dash
seal and the steering shaft.
Who is correct? - ✅✅-B only
While measuring and adjusting front wheel toe: - ✅✅-The front wheel toe should
be checked with the front wheels straight ahead.
All of these statements about front wheel toe change during wheel jounce and
rebound are true EXCEPT:
a. If one front wheel toes in and the opposite front wheel toes out during front wheel
jounce and rebound, the tie rod height is unequal.
b. If both front wheels toe in or toe out a small, equal amount during front wheel
jounce and rebound, the tie rods are parallel to the lower control arms.
c. The improper toe change during front wheel jounce and rebound may cause
bump steer.
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