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WorksheetsAUT203 Drivetrains Week 5 Quiz Differentials
Total questions: 25
Worksheet time: 13mins
Differential pinion gears can be damaged by all of the following EXCEPT:
Mismatched tire sizes
Engine Misfires
Abusive Driving
Wheel Spinning
Vehicle vibrations may result from all of the following EXCEPT:
A bent axle
A bent driveshaft
Excessive clearance between gears
A bent tire and rim combination
Seals can develop leaks, which can cause bearings to _________.
Become dry
Overheat from a lack of lubrication
Become damaged
All of the above
On a worn rzeppa joint, the ball bearings roll into and out of the worn spot in the bearing races, making a popping noise.
True
False
Lack of lubrication will not usually result in failure of all the differential bearings, requiring a complete overhaul if the low fluid concern is not promptly addressed.
True
False
The ___________ is held on by a large nut that also sets the preload for the pinion gear on crush sleeve types.
Ring gear
Half-shaft component
Pinion companion flange
Axle bearing
Technician A says that when disassembling a differential case, it's good practice to first measure ring gear runout. Technician B says that when overhauling a differential, it's good practice to save the crush sleeve for reuse. Who is correct?
Tech A
Tech B
Both
Neither
The differential ring gear rotates and drives the differential pinion.
True
False
The forces on the pinion gear are tremendous in that the driveshaft, which is connected to it, transmits the power to all of the following EXCEPT:
Pinion gear
Ring gear
Axles and tires
Transfer case assembly
Tech A says when setting pinion bearing preload, the carrier assembly should be bolted into the axle. Tech B says setting pinion bearing preload is necessary to seat the pinion bearings. Who is correct?
Tech A
Tech B
Both
Neither
Technician A says that in some all-wheel drive (AWD) vehicles, normally only the front wheels are driven. Technician B says that in some AWD vehicles, all four wheels are driven all of the time. Who is correct?
Technician A
Technician B
Both A and B
Neither A nor B
Newer designs in pickup trucks and SUVs use constant-velocity (CV) joint type front axles.
True
False
In a 4-wheel drive vehicle, final drives are found:
Select one:
in the front of the vehicle.
in the rear of the vehicle.
both in the front and rear of the vehicle.
in neither the front or rear of the vehicle.
When a vehicle's four-wheel drive is engaged, the drive is transmitted through both front and rear final drive assemblies, and differential action occurs in the _______.
Select one:
Front final drive assembly
Rear final drive assembly
Both A and B
Neither A nor B
In all-wheel drive vehicles, only two of the wheels are normally powered, typically the rear wheels.
True
False
Choose the correct statement:
Select one:
A transfer case is mounted to the front of the transmission.
Drive shafts are used to move power from the transfer case to the front and rear drive axles.
When making a turn, the rear wheels travel a greater distance than the front wheels.
The ring and pinion gears allow the front wheels to rotate at different speeds.
______ transmits power to the front and rear drive axles at normal drive speed.
Select one:
Four-wheel drive low range
Two-wheel drive
Four-wheel drive high range
Neutral
In a part-time four-wheel drive vehicle, when two-wheel drive is selected, power is transferred to:
Select one:
all four wheels.
only the front wheels
only the rear wheels.
none of the wheels.
While in four-wheel drive, if binding of the drivetrain it could be caused by:
Select one:
loose binding straps on the transfer case
the fact that the front wheels travel farther than the rear wheels.
the fact that the rear wheels travel farther than the front wheels.
incorrect drive shaft spacing.
What are these?
Rack & pinion gears
Carrier & pinion gears
Ring & pinion gears
Rzeppa joints
What is this part?
Carrier bearing
Driveshaft flange
Rzeppa joint
U-Joint
What is this part?
Rzeppa joint
CV Boot
Axle seal
Driveshaft grease retainer
What is this part?
Pinion gear(s)
Locking hub(s)
Rzeppa joints
Carrier bearings
What are these parts?
Wheel bearing & seal
Transfer case bearing & seal
Pinion bearing & seal
Axle bearing & seal
What is pictured here?
Limited slip differential
Posi traction differential
Open differential
Both A &B
