Deck 14: Drive Axle Shafts and Cv Joints

Question 1

_______ is the undesired condition produced when, upon hitting a bump, the vehicle darts to one side as the steering linkage is pushed and pulled as a result of the travel of the suspension.

A) Bump steer
B) Road bump
C) Road crown
D) Beam steer

Answer 1

A

Question 2

Technician A says torque-steer is caused by low tire pressure. Technician B says steering return concerns may be caused by binding components. Who is correct?

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

Answer 2

B

Question 3

Technician A says torsion bars are a unique type of spring, because they can be adjusted to remove sag when it occurs. Technician B says that leaf and coils springs cannot have their sag adjusted out. Who is correct?

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

Answer 3

C

Question 4

Ride height may only be checked if the vehicle has:

A) matching tires of correct size.
B) properly inflated tires.
C) no additional weight in the vehicle.
D) All of the answers listed

Question 5

Technician A says caster can be adjusted on some vehicles by adjusting the strut rods. Technician B says you can adjust caster on some four-wheel-drive vehicles by repositioning tapered ball joint adjusting sleeves. Who is correct?

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

Question 6

Technician A says a loose tie rod end is ok when aligning a car. Technician B says that recalibrating the steering angle sensor is needed on most recent vehicles. Who is correct?

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

Question 7

What type of alignment adjustment is probably the most time consuming job?

A) Toe-in with threaded sleeves
B) Caster and camber with dual shim packs
C) Eccentric bolt with lower suspension arm
D) Lower strut rod for caster

Question 8

Vehicle wander may be caused by what?

A) Worn joints and bushings
B) Looseness in steering and suspension components
C) Caster angle is off
D) All the above

Question 9

Tech A says torque steer is caused by low tire pressure. Tech B says steering return concerns may be caused by binding components. Who is correct?

A) Tech A
B) Tech B
C) Both Techs A and B
D) Neither Tech A nor B

Question 10

Tech A says when checking suspension parts, the jack needs to be placed under the lower control arm. Tech B says when checking suspension parts, a block of wood will need to be placed between the control arm and frame. Who is correct?

A) Tech A
B) Tech B
C) Both Techs A and B
D) Neither Tech A nor B

Question 11

Tech A says you can adjust caster on some strut rods. Tech B says you can adjust caster on some four-wheel-drive vehicles with adjusting sleeve. Who is correct?

A) Tech A
B) Tech B
C) Both Techs A and B
D) Neither Tech A nor B

Question 12

A vehicle will pull to the side with the ________ camber.

A) Least negative
B) Most negative
C) Least positive
D) Most positive

Question 13

________ is a pull that occurs during heavy acceleration.

A) Hard steering
B) Torque steer
C) Drift
D) Vehicle wander

Question 14

________ is the distance from the ground to the lowest part of the vehicle's chassis, typically a cross member, final drive, or oil pan.

A) Ground clearance
B) Ride height
C) Thrust line
D) Setback

Question 15

_______ make(s) it impossible to perform an accurate alignment.

A) Worn and loose suspension or steering components
B) Low tire pressure
C) Heavy objects in the trunk
D) All of the above

Question 16

The __________ allows toe-in or toe-out to be adjusted to the manufacturer's specifications.

A) Inner tie-rod or socket
B) Rack
C) Outer tie-rod
D) Rubber bellow

Question 17

With the vehicle's tires on the alignment rack turntable, toe-out on turns are measured by the use of _____________ on the wheel alignment machine.

A) Turn plates
B) Turning angle gauges
C) Both A and B
D) Neither A nor B

Question 18

The sensors in the ________ provide information to a steering control module for electric power steering assist or for the electronic stability control system.

A) Steering arm
B) Steering linkage
C) Steering spring
D) Steering column

Question 19

The steering column of a vehicle with EPS or stability control will be equipped with a _______.

A) Motion sensor
B) Steering angle sensor
C) Both A and B
D) Neither A nor B

Question 20

During a vehicle alignment, shim adjustment can affect both ________ and ________.

A) Ackermann angle; scrub radius
B) Turning radius; setback
C) Ride height; thrust angle
D) Caster; camber

Question 21

The ________ is slightly egg shaped or has a slightly egg-shaped washer attached to one side of the bolt.

A) Drive shaft
B) Eccentric bolt
C) Tie-rod
D) Ball joint retainer

Question 22

The ________ needs to be centered at the completion of a wheel alignment

A) Turning radius
B) Ackermann angle
C) Thrust rod
D) Steering wheel

Question 23

When the driver feels the steering wheel pulling to one side, which of the following should be checked first?

A) Looseness in the suspension system
B) Problems in the braking system
C) Tire pressure
D) Four-wheel alignment

Question 24

Choose the correct statement:

A) Most front-engine front-wheel drive vehicles use a longitudinal-mounted engine.
B) Front-wheel drive power reaches the rear wheels through the transaxle.
C) In transverse-mounted engine, the front of the engine is facing the front of the vehicle.
D) Power is transmitted in a straight line from the engine through the transmission and final drive gearing and out to the front axles.

Question 25

The front section of the two-piece driveshaft is supported at its rear end by a:

A) differential bearing
B) carrier bearing
C) U joint
D) pocket bearing

Question 26

All of the following statements with respect to universal joints are true, EXCEPT:

A) Needle bearings fit between the ends of the cross and the caps, allowing the caps to rotate smoothly.
B) In Hooke's joints, change in the angular velocity increases as the angle that the joint operates on decreases.
C) A double Cardan joint is considered as a CV joint under normal drive line angles.
D) The ball-and-socket assembly keeps each Cardan joint at an equal angle, thereby canceling the change in velocity.

Question 27

Tech A says that any complaint of vehicle handling requires an alignment. Tech B says that when a customer complains of a handling problem, a visual inspection should always be performed first. Who is right?

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

Question 28

Tech A says that some vehicles may require alignment shims to align the vehicle properly. Tech B says that shims can affect both the caster and camber at the same time. Who is right?

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

Question 29

If the wheel alignment specifications show a preferred right camber of ¼ degree positive, and a tolerance of ±1/8 degree, all of the following would be an acceptable final measurement, except:

A) ¼ degree positive.
B) ⅛ degree negative.
C) ⅜ degree positive.
D) ⅛ degree positive.

Question 30

The condition in which the front of the wheels are closer together than the rear of the wheels, as viewed from the front of the vehicle, is called:

A) toe-in.
B) toe-out.
C) caster.
D) camber.

Question 31

Tech A says that worn ball joints can affect alignment angles. Tech B says that worn control arm bushings can affect alignment angles. Who is correct?

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

Question 32

Tech A says that ride height is defined as the distance between the ground and the center of the wheel. Tech B says that changes in ride height will affect alignment angles. Who is right?

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

Question 33

Tech A says that the front wheels should be aligned before the rear wheels. Tech B says that front wheel toe should be adjusted after front wheel caster and camber. Who is correct?

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

Question 34

Two technicians are discussing the subject of front suspension turning radius or toe-out on turns (Ackerman angle). Tech A says most steering knuckle use adjustable wheel stops to set toe-out on turns. Tech B says if the front wheels turn at different angles with the inside wheel ahead of the outside wheel, tire scuffing will result. Who is right?

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

Question 35

What is done to prevent twisting of the driveshaft from the torque output?

A) Thicker metal is used.
B) It is held in place by reinforcements.
C) The length of the tube is decreased.
D) Two or more sections may be used.

Question 36

Which of the following axles uses a single roller bearing between the hub and the outside of the axle housing?

A) Semi-floating axle
B) Full floating axle
C) Floating axle
D) Three-quarter floating axle

Question 37

All of the following statements are true, EXCEPT:

A) Each component of the drivetrain can develop a small amount of play as components wear.
B) When disassembling a multi-piece driveshaft, it is critical to mark the parts in relation to one another.
C) In out-of-phase condition, vibration will not occur if the shaft is in balance.
D) Both U-joint yokes should be phased properly by using an angle gauge on both ends of the shaft.

Question 38

Choose the correct statement:

A) The drive shafts transfer the drive directly from the final drive inside the transaxle to the rear wheels.
B) Half-shafts have an inner and an outer CV joint.
C) Front-wheel drive transaxle typically places the final drive directly in the center of the vehicle.
D) The intermediate shaft makes it so that both half-shafts are of different length from left to right.

Question 39

Which type of joint has an inner race, six steel ball bearings, a bearing cage, and an outer race?

A) Rzeppa joint
B) Fixed-type joint
C) Tulip joint
D) Plunge-type joint

Question 40

Tech A says that the front wheels should be aligned before the rear wheels. Tech B says that front wheel toe should be adjusted after front wheel camber and caster. Who is correct?

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