Chad Burkhart
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Quiz on at 145, created by Chad Burkhart on 07/10/2014.

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Chad Burkhart
Created by Chad Burkhart over 9 years ago
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Question 1 of 103

1

Front-wheel drive axles do not change their effective length during operation

Select one of the following:

  • True
  • False

Explanation

Question 2 of 103

1

2. Fixed constant velocity joints are commonly called tripod-type joints.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 103

1

3. CV-joints are referred to by position, by function, and by design

Select one of the following:

  • True
  • False

Explanation

Question 4 of 103

1

Most front-wheel drive bearings are pressed onto the wheel-hub assembly

Select one of the following:

  • True
  • False

Explanation

Question 5 of 103

1

The Rzeppa CV-joint has 6 to 10 ball bearings

Select one of the following:

  • True
  • False

Explanation

Question 6 of 103

1

CV-joints are used in front-wheel drive axles.

Select one of the following:

  • True
  • False

Explanation

Question 7 of 103

1

The front-drive axle is connected to the drive wheel hub by a short splined drive shaft

Select one of the following:

  • True
  • False

Explanation

Question 8 of 103

1

CV-joints are called constant velocity joints because their rotational speed changes with the operational angle.

Select one of the following:

  • True
  • False

Explanation

Question 9 of 103

1

Most front-drive vehicles use two rows of ball or tapered roller wheel bearings

Select one of the following:

  • True
  • False

Explanation

Question 10 of 103

1

Many front-wheel drive vehicles use sealed wheel bearings in the front hubs

Select one of the following:

  • True
  • False

Explanation

Question 11 of 103

1

11. Part-time four-wheel drive is usually disconnected by the driver when driving on pavement due to a likelihood of a driveline windup situation

Select one of the following:

  • True
  • False

Explanation

Question 12 of 103

1

12. Four-wheel drive front hubs may have automatic disconnects

Select one of the following:

  • True
  • False

Explanation

Question 13 of 103

1

Excessive noise from the transfer case could be caused by worn bearings or internal gear damage

Select one of the following:

  • True
  • False

Explanation

Question 14 of 103

1

Four-wheel drive front hubs may be plain, without any disconnects

Select one of the following:

  • True
  • False

Explanation

Question 15 of 103

1

4WD vehicles must be stopped to be shifted into four-wheel drive

Select one of the following:

  • True
  • False

Explanation

Question 16 of 103

1

A part-time transfer case may provide a neutral gear position.

Select one of the following:

  • True
  • False

Explanation

Question 17 of 103

1

A transfer case is an extra gear box behind the main transmission

Select one of the following:

  • True
  • False

Explanation

Question 18 of 103

1

Full-time four-wheel drive may have an internal differential

Select one of the following:

  • True
  • False

Explanation

Question 19 of 103

1

19. There are a minimum of two drive shafts connected to a transfer case.

Select one of the following:

  • True
  • False

Explanation

Question 20 of 103

1

Most transfer cases use drive chains

Select one of the following:

  • True
  • False

Explanation

Question 21 of 103

1

A transfer case is mounted between the transmission and the engine

Select one of the following:

  • True
  • False

Explanation

Question 22 of 103

1

The Society of Automotive Engineers (SAE) recommends specifications and practices for the automotive industry and offers terms to label the various systems of 4WD and AWD

Select one of the following:

  • True
  • False

Explanation

Question 23 of 103

1

The inability of a part-time 4WD to be shifted out of 4WD into 2WD may be caused by driveline windup
(spline lock).

Select one of the following:

  • True
  • False

Explanation

Question 24 of 103

1

Universal joints or CV are used at the outer ends of the front axle shafts in a four-wheel drive vehicle to
allow normal braking action.

Select one of the following:

  • True
  • False

Explanation

Question 25 of 103

1

Fuel economy may be reduced by leaving front hubs locked while driving in 2WD

Select one of the following:

  • True
  • False

Explanation

Question 26 of 103

1

26. Chain drive in a transfer case is usually found in front-wheel drive passenger cars.
y

Select one of the following:

  • True
  • False

Explanation

Question 27 of 103

1

A transfer case is an extra gear box behind the main transmission.

Select one of the following:

  • True
  • False

Explanation

Question 28 of 103

1

AWD constantly provides power to front- and rear-drive axles

Select one of the following:

  • True
  • False

Explanation

Question 29 of 103

1

4WD constantly provides power to all four drive wheels.

Select one of the following:

  • True
  • False

Explanation

Question 30 of 103

1

4WD systems cannot be manually controlled.

Select one of the following:

  • True
  • False

Explanation

Question 31 of 103

1

The purpose of the interaxle differential is to compensate for differences in front-wheel and rear-wheel
speeds such as when turning a comer

Select one of the following:

  • True
  • False

Explanation

Question 32 of 103

1

Limited slip allows torque to be delivered to the wheel with the least traction

Select one of the following:

  • True
  • False

Explanation

Question 33 of 103

1

Most all-wheel-drive systems give the driver the option of 2WD or 4WD.

Select one of the following:

  • True
  • False

Explanation

Question 34 of 103

1

34. A viscous coupling must be used with a center differential

Select one of the following:

  • True
  • False

Explanation

Question 35 of 103

1

Some high-performance AWD cars use a vacuum system to lock the center or rear differential.

Select one of the following:

  • True
  • False

Explanation

Question 36 of 103

1

The viscous clutch cannot be repaired, so must be replaced if it is damaged

Select one of the following:

  • True
  • False

Explanation

Question 37 of 103

1

Diagnosis of some 4WD systems may require the use of a scan tool to access (DTCs) diagnostic trouble codes.

Select one of the following:

  • True
  • False

Explanation

Question 38 of 103

1

A volt-ohmmeter may be needed to help diagnose electrical or electronic 4WD systems

Select one of the following:

  • True
  • False

Explanation

Question 39 of 103

1

All-wheel drive vehicles do not require any sort of center differential

Select one of the following:

  • True
  • False

Explanation

Question 40 of 103

1

40. 4WD means the system is permanently AWD

Select one of the following:

  • True
  • False

Explanation

Question 41 of 103

1

When shifting from 4WD Auto to 4WD Low, the vehicle must be brought to a stop

Select one of the following:

  • True
  • False

Explanation

Question 42 of 103

1

Silicone oil is used in viscous couplings because it has low shearing resistance with low volumetric change
when its temperature increases.

Select one of the following:

  • True
  • False

Explanation

Question 43 of 103

1

The blinking frequency of the 4WD indicator lamp may be used to indicate a problem with an electronic system.

Select one of the following:

  • True
  • False

Explanation

Question 44 of 103

1

A slipping forward clutch may cause a delay in the shift of all forward gears

Select one of the following:

  • True
  • False

Explanation

Question 45 of 103

1

All transmissions have a throttle valve linkage that controls forced downshifts

Select one of the following:

  • True
  • False

Explanation

Question 46 of 103

1

A clunking noise during acceleration may be the result of a worn CV joint.

Select one of the following:

  • True
  • False

Explanation

Question 47 of 103

1

Engine performance can affect torque convertor clutch operation

Select one of the following:

  • True
  • False

Explanation

Question 48 of 103

1

n order to properly diagnose a transmission complaint, it is essential that you gather as much information from the customer as possible.

Select one of the following:

  • True
  • False

Explanation

Question 49 of 103

1

49. Driving a vehicle with a very low level of ATF is not harmful to the transmission

Select one of the following:

  • True
  • False

Explanation

Question 50 of 103

1

It is not important to use the recommended ATF in the transmission

Select one of the following:

  • True
  • False

Explanation

Question 51 of 103

1

51. Front-drive axle CV-joints must accommodate changes in .

Select one of the following:

  • effective length of drive axle

  • steering wheels left to right

  • suspension height

  • all of the above

Explanation

Question 52 of 103

1

To find problems in independent suspension drive axles, one must check for

Select one of the following:

  • excessive looseness

  • lack of lubrication

  • damaged boots

  • all of the above

Explanation

Question 53 of 103

1

53. Constant velocity universal joints that include a slip joint may be

Select one of the following:

  • double offset or cross groove design

  • tripod design

  • both of the above

  • none of the above

Explanation

Question 54 of 103

1

54. CV-joints are used in late model cars. Technician A says they are called constant velocity joints because their rotational speed does not change with their operational angle. Technician B says all FWD and some 4WD vehicles use CV-joints on the front-drive axles. Who is correct?

Select one of the following:

  • A only

  • B only

  • both A and B

  • neither A nor B

Explanation

Question 55 of 103

1

55. All front-wheel drive automobiles have CV-joints. Technician A says most use a fixed inboard joint. Technician B says all use at least one plunging joint on each axle. Who is correct?

Select one of the following:

  • A only

  • B only

  • both A and B

  • A nor B neither

Explanation

Question 56 of 103

1

56. Technician A says the most commonly used type of CV-joint is the ball type. Technician B says it is the Rzeppa type. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH A AND B

  • NEITEHR

Explanation

Question 57 of 103

1

Technician A says the inner race of the Rzeppa CV-joint is connected to the drive axle. Technician B says the
ball bearings rotate on a trunnion within the outer housing. Who is correct

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH A AND C

  • NEITHER

Explanation

Question 58 of 103

1

Technician A says the protective boot on a CV-joint prevents contamination of the joint's lubricant. Technician B says the boot prevents the joint's lubricant from being lost. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH A AND C

  • NEITHER

Explanation

Question 59 of 103

1

Technician A says most inner CV-joints are of the tripod design. Technician B says the tripod design CV-joint uses needle bearings. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH A AND B

  • NEITHER

Explanation

Question 60 of 103

1

The Rzeppa CV-joint has ball bearings.

Select one of the following:

  • 3 to 6

  • 6 to 10

  • 10 to 12

  • 13 to 15

Explanation

Question 61 of 103

1

The transfer case 2WD position

Select one of the following:

  • engages the four-wheel drive

  • ocks the transfer case differential

  • prevents off-road driving

  • should be used for dry pavement driving

Explanation

Question 62 of 103

1

62. Technician A says when the transfer case is in low, the overall gear ratio is numerically increased. Technician B says when the transfer case is in the high position, the vehicle operates in an overdrive mode due to the decrease in torque multiplication. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH A AND C

  • NEITHER

Explanation

Question 63 of 103

1

63. Universal joints or CV joints are used at the outer ends of the front axle shafts of a four-wheel drive vehicle
to allow normal .

Select one of the following:

  • a. spring action

  • b. steering action

  • braking action

  • none of the above

Explanation

Question 64 of 103

1

Excessive noise from the transfer case could be caused by .

Select one of the following:

  • low lubricant level

  • misaligned drive shafts

  • misaligned drive shafts

  • all of the above

Explanation

Question 65 of 103

1

Technician A says 4WD mode in part-time four-wheel drive systems is designed to be used only when driving off-road or on slippery surfaces. Technician B says 4WD units are dangerous on bad roads. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH A AND B

  • NEITHER

Explanation

Question 66 of 103

1

Technician A says seals that are incorrectly installed can cause a leak in a transfer case. Technician B says noises in a transfer case or a differential can be caused by bad bearings. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH A AND C

  • NEITHER

Explanation

Question 67 of 103

1

Technician A says if leakage is noticed in the steering damper, a new seal can be installed. Technician B says
a light film of fluid leakage is acceptable from the steering damper. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 68 of 103

1

Technician A says incorrect lift modifications are a common cause of abnormal handling or vibrations.
Technician B says the abnormal noises can be caused by altered drive shaft operating angles due to lift modifications. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 69 of 103

1

Technician A says an improperly adjusted shift linkage can cause problems in the shift mode sleeve. Technician B says a worn-out engine can cause problems in the shift mode sleeve. Who is correc

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 70 of 103

1

Technician A says a possible cause for a transfer case jumping out of gear is improperly adjusted shift
" linkage. Technician B says a possible cause for a transfer case jumping out of gear is a worn or broken
sliding clutch. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 71 of 103

1

Technician A says a transfer case is an extra gear box on the back of a transmission. Technician B says a transfer case is mounted between the engine and the transmission. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 72 of 103

1

Technician A says the purpose of a transfer case is to transfer power to an additional drive axle. Technician B
says most transfer cases have two speeds that affect the overall gear ratio of the vehicle. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 73 of 103

1

Part-time four-wheel drive

Select one of the following:

  • must be disconnected when driving off-road

  • cannot be disconnected by th e driver

  • is usually disconnected when driving on pavement

  • must be disconnected by a technician

Explanation

Question 74 of 103

1

Four-wheel drive front hubs may .

Select one of the following:

  • be plain, without any disconnects

  • have automatic disconnects

  • have manual disconnects

  • all of the above

Explanation

Question 75 of 103

1

Technician A says a vacuum motor may be used to engage 4WD. Technician B says some pickups and SUVs have a viscous clutch in an AWD transfer case. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 76 of 103

1

Technician A says 4WD mode in part-time four-wheel drive systems is designed to be used only when driving off-road or on slippery surfaces. Technician B says 4WD units are dangerous on bad roads. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITEHR

Explanation

Question 77 of 103

1

Technician A says if leakage is noticed in the steering damper, a new seal can be installed. Technician B says a light film of fluid leakage is acceptable from the steering damper. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 78 of 103

1

78. Technician A says an improperly adjusted shift linkage can cause problems in the shift mode sleeve. Technician B says a worn-out engine can cause problems in the shift mode sleeve. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 79 of 103

1

Technician A says since petroleum jelly is sticky, it is often used to help hold parts when a transfer case is reassembled. Technician B says petroleum jelly quickly melts and mixes with the lubricant, which is why it is used to hold parts on reassembly. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITEHR

Explanation

Question 80 of 103

1

Technician A says 4WD systems are used in cars not really intended for off- road operation. Technician B
says AWD systems are used in some four-wheel drive trucks. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 81 of 103

1

Technician A says part-time four-wheel drive systems are manually operated. Technician B says part-time
four-wheel drive systems will have a variable torque split (front to rear), so may be driven on dRy pavement in 4WD. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 82 of 103

1

Technician A says the driver has the ability to select 2WD with an AWD system. Technician B says the
driver has the ability to select 2WD with a full-time four-wheel drive system. Who is correct?

Select one of the following:

  • A ONLY

  • B NEITEHR

  • BOTH

  • NEITEHR

Explanation

Question 83 of 103

1

Technician A says a transfer case may have a limited-slip, viscous-type clutch assembly. Technician B says a
transfer case may have a multiple plate clutch assembly for limited slip. Who is correct?

Select one of the following:

  • A ONLY

  • B ONLY

  • BOTH

  • NEITHER

Explanation

Question 84 of 103

1

Technician A says all-wheel drive vehicles spread the tractive effort to all four driving wheels. Technician B says all-wheel drive vehicles bias the driving torque to the axle that has the traction only when needed. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITEHR

Explanation

Question 85 of 103

1

Technician A says drive line windup on a 4WD vehicle is most evident on dry pavement. Technician B says
drive line windup on a 4WD vehicle is most evident on wet pavement. Who is correct?

Select one of the following:

  • A

  • B

  • NEITHER

  • BOTH

Explanation

Question 86 of 103

1

86. When discussing an AWD system that is electronically controlled, Technician A says an electronic module is used to pulse the duty solenoid on and off. Technician B says the duty solenoid is pulsed on and off very rapidly. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITEHR

Explanation

Question 87 of 103

1

Technician A says viscous clutch biasing sends torque to the wheel with the least traction. Technician B says it will send torque to the wheel with the greatest traction. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITHER

Explanation

Question 88 of 103

1

When the transfer case is in the lock position, the vehicle should be .

Select one of the following:

  • on dry pavement

  • traveling at highway speeds

  • on a limited traction surface

  • all of the above

Explanation

Question 89 of 103

1

Technician A says electronically controlled systems may use sensor inputs to control the center differential for front-rear torque bias. Technician B says the Porsche PTM system uses an electronically controlled motor in the transfer case. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITHER

Explanation

Question 90 of 103

1

Technician A says all-wheel drive vehicles spread the tractive effort to all four driving wheels. Technician B says all-wheel drive vehicles bias the driving torque to the axle that has the traction only when needed. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITEHR

Explanation

Question 91 of 103

1

Technician A says delayed shifts using a TV assembly may be the result of poor engine performance. Technician B says low engine vacuum will cause a vacuum modulator to sense a load condition, causing delayed and harsh shifts. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITEHR

Explanation

Question 92 of 103

1

says leaking hydraulic circuits or sticking spool valves in the valve body can result in delayed shifts or slippage. Technician B says worn planetaiy gear set members can cause delayed shifting. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITHER

Explanation

Question 93 of 103

1

Technician A says hydraulic problems, not linkage problems, cause delayed or missed shifts. Technician B says any engine movement can change the effective length of the shift and throttle cables and can affect the engagement of gears. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITEHR

Explanation

Question 94 of 103

1

Technician A says throttle pedal movement or engine vacuum is an indicator of engine load. Technician B
says changes in hydraulic pressure inside the transmission or transaxle are a result of engine load changes. Who is correct?

Select one of the following:

  • A

  • B

  • BOTH

  • NEITEHR

Explanation

Question 95 of 103

1

Which of the following does not sense engine vacuum?

Select one of the following:

  • Manifold absolute pressure sensor

  • Throttle position sensor

  • Pressure regulator valve

  • Modulator valve

  • b or c

Explanation

Question 96 of 103

1

Technician A says electrical switches are used to open and close electrical circuits. Technician B says
electrical switches are used to control the operation of other devices. Who is correct?

Select one of the following:

  • a

  • b

  • both

  • neither

Explanation

Question 97 of 103

1

Technician A says identification numbers identify only the manufacturer and assembly date of the
transmission or transaxle. Technician B says the shape of the oil pan is the only positive way to identify the exact design of the transmission or transaxle. Who is correct?

Select one of the following:

  • a

  • b

  • both

  • neither

Explanation

Question 98 of 103

1

Which of the following is true of solenoids?

Select one of the following:

  • They convert electrical energy to mechanical energy

  • They control the flow of hydraulic fluid.

  • They control power flow

  • They control shift points

Explanation

Question 99 of 103

1

Which of the following is true of the VIN?

Select one of the following:

  • a. It will be found on a sticker

  • b. It will have barcoded information.

  • c. It will include build date, part number, and exact model.

  • d. All of the above

  • e. None of the above
    n

Explanation

Question 100 of 103

1

Technician A says it is necessary to identify any and all non-factory installed electrical accessories when inspecting a vehicle. Technician B says non-factory installed electrical accessories may cause the system to not operate properly. Who is correct?

Select one of the following:

  • a

  • b

  • both

  • neither

Explanation

Question 101 of 103

1

Technician A says that any electronic problems, as indicated by fault codes retrieved by a scan tool, should
be corrected before continuing with the diagnosis. Technician B says that the electronic problems will be corrected when the transmission repair is completed. Who is correct?

Select one of the following:

  • a

  • b

  • both

  • neither

Explanation

Question 102 of 103

1

Technician A says that the temperature of the transmission is not important when checking ATF levels. Technician B says that all transmissions and transaxles have a dipstick. Who is correct?

Select one of the following:

  • a

  • b

  • both

  • neither

Explanation

Question 103 of 103

1

. Technician A says that metal shavings collected on permanent magnet-style speed sensors may indicate an internal transmission problem. Technician B says that if the fluid is clean and only contains a small amount of residue, the transmission problem is most likely caused by something external to the transmission. Who is correct?

Select one of the following:

  • a

  • b

  • both

  • neitehr

Explanation

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