Font size
Worksheetsvehicle transmission
Total questions: 75
Worksheet time: 38mins
Which one of the following should be used to finally tighten flywheel bolts?
An air wrench
An impact wrench
A torque wrench
A rachet wrench
What is illustrated in the image shown?
Reverse gear idler
Gearbox interlock device
Synchromesh selection unit
Differential drive unit
What is the most accurate equipment to check the flywheel face for warping prior to replacing a clutch?
Micrometer
vernier caliper
dial test indicator
feeler gauge and straight edge
What type of final drive crown wheel gear is shown in the image?
Spur
Helical
Hypoid
Planet
What component holds the selected gear in mesh?
Synchromesh hub
Detent mechanism
Selector fork
Interlock mechanism
which one of the following applies to a clutch opearating cylinder ?
it is sealed and never needs its fluid checking
it is attached to the clutch release bearing
it is attached to the clutch release bearing
it used air as operating medium
Where does the half shaft transmit drive from?
Differential sun gear to the wheel hub
Differential planet gear to the wheel hub
Pinion to the planet spindle and gear wheels
Propeller shaft to the gearbox universal joints
What is the main type of gear used in a constant mesh gearbox?
Bevel
Helical
Hypoid
Spur
which gear will be selected by the circle component in the image?
first gear
third gear
fifth gear
reverse gear
What does a differential allow when a vehicle is travelling round a corner?
Inner wheel to travel faster than the outer wheel
Inner and outer wheels to travel at the same rate
Wheels to automatically brake if speed is exceeded
Outer wheel to travel faster than the inner wheel
What does the mean radius of the clutch driven plate affect?
Amount of torque it can transmit
Speed of the gear changes
Pressure applied to the flywheel
Gear selected by the driver
What is the function of a gearbox baulk ring?
Hold the gear selector in position
Assist gear change speed synchronisation
Maintain gear oil to the bearings
Act as a reverse gear idler
Which one of the following applies to a clutch operating cylinder?
It is sealed and never needs its fluid checking
It is attached to the clutch release bearing
It uses air as the operating medium
It uses air as the operating medium
What type of transmission will a front wheel drive vehicle use?
Rear axle
Hypoid axle
Dead axle
Transaxle
What is one benefit of a vehicle being driven with a high gear ratio selected?
Reduced fuel consumption
Higher drive shaft torque
Higher engine speeds
Reduced clutch wear
Which one of the following is a function of a gearbox?
Ensuring input and output shaft speeds are equal
Ensuring a constant gear ratio at all speeds
Providing a temporary overdrive
Providing a permanent neutral
Which one of the following is a routine check on a rear axle final drive unit?
Remove the propeller shaft to tighten the pinion nut
Remove the level plug and top up with extreme pressure grease
Remove the level plug and top uo with extreme pressure grade oil
Remove the level plug and top up with multi-grade engine oil
How many forward gears would the gearbox shown in the image have?
3
4
5
6
Which one of the following engages the gear in a manual gearbox?
Epicyclic gear system
Mainshaft bearings
Variable speed slider
Baulk ring synchromesh
Which one of the following is a typical final drive gear ratio?
4:01
1:04
8:01
3:02
To disengage the clutch excessive force is required.what components should be checked first?
Pedal,drive shaft ,transmission mounts and the master/slave cylinder
Pedal mechanism ,clutch cable , release shaft m, master /slave cylinder and hose
Clutch pressure plate , driven plate,flywheel face and master /slave cylinder
Clutch driven plate ,input shaft splines, clutch cables, and master /slave cylinder
Which component provides the clamping pressure for the clutch shown in the image?
1
2
4
6
Which one of the following symptoms would a worm selector fork cause?
Jumping out of gear
Tranmssion judder
Side cover oil leak
Layshaft end float
What is used to check flywheel run out?
Micrometer
Set square
Vernier caliper
Dial test indicator
What could be damaged when a transmission unit is removed on some vehicles ?
Suspension dampers
Cylinder head
Front cross member\
Coolant pipes or connections
Which one of the following is a routine service task carried out on a hydraulically operated clutch mechanism?
Adjusting the slave cylinder position
Replacing the master cylinder seals
Checking the fluid level in the reservoir
Checking the condition of the flywheel face
Which component connects the rotating clutch to the release mechanism shown in the image?
7
6
4
3
A final drive has an input torque of 110Nm the pinion gear has 12 teeth and the crown wheel has 48 teeth.what will the output torque
30Nm
110Nm
440Nm
660Nm
What is one function of a clutch?
Prevent two gears being selected at the same time
Allow the driver to overrun the vehicle when travelling downhill
Provide a means of increasing engine power as engine speed increase
Control the torque transmitted from the engine to the engine to the transmission system
What is the main type of gear used in a synchromesh gearbox?
Hypoid
Spur
Conical
Helical
What is used to lock the tpe of nut shown in the image when it is used on a stub axle
Nylon insert
Split pin
Locking wire
Lock plate
What tool is necessary to remove the iner track of a bearing?
Puller
Chisel
Torque indicator
Tension wrench
What is the main reason for using a constant velocity joint in the drive system?
It multiplies torque at the road wheels
It is capable of driving through a large angle
It reduces the need for regular servicing
It can increase road speed at the wheel
Under what condition are the planet wheels of a differential unit rotating?
When the vehicle is reversing
When the vehicle is turning a corner
When the vehicle is travelling on the overrun
When the vehicle is travelling straight ahead
What is a typical top gear ratio in a six speed gearbox?
2.225:1
1.419:1
0.912:1
3.417:1
What are the main items in the image shown?
Hookes type joint layrub coupling and rubber boots
Constant velocity joint ,plunge joint and rubber boots
Constant velocity,bellows and propeller shaft
Hookes type joint ,propeller shaft and latex gaiters
What part of a propeller shaft allows for variation in the angles as it transmits torque?
Constant velocity joint
Sliding spline joint
Centre bearing
Universal joint
what does the image from a workshop manual show?
Positioning of spring circlips in a synchromesh hub
Positioning of locking plates in a synchromesh outer sleeve
Method of locating a pinion to the gearbox mainshaft
Method of fitting the cluster gear to the layshaft
What is the purpose of fitting lock washers under the clutch cover retaining bolts?
Allow a higher torque to be used
Prevent the bolts from working loose
Make the fitting easier so no torque wrench is needed
Allow the drive plate to be bolted to the flywheel
What is one purpose of a final frive crown wheel and pinion?
Allow the planet wheels to drive the crown wheel
Allow the road wheels to rotate at different speeds
Turn the drive through 180 degrees
Turn the drive through 90 degrees
The job of the transmission is to (select all correct answers)
Multiply and divide torque by providing different gear ratios
Provide the vehicle with a way of moving in reverse
Multiplying the fuel consumption of the vehicle
All of the above
The gear shift lever in the passenger compartment is connected to what valve?
Throttle valve
Govenor valve
1-2 shift valve
Manual valve
What is the name of the pressure that is produced by the transmission pump?
Main line pressure
Govenor pressure
Throttle pressure
Torque converter pressure
What divides the two halves of the valve body?
separator plate
divider plate
dinner plate
Fault divider
What are important habits when working with automatic transmissions?
Organization
clean working environment
proper tools
a good understanding of automatic transmissions
All of the above
Choose all of the apply devices:
One way clutch
Bands
Valve body
Clutch packs
This is the first check to be done on a tranmission before tear down
Air pressure check
Run on a dyno
Input shaft end play
Clutch pack clearnace
Input shaft end play is measured with what tool?
Feeler gauge
Micrometer
Ruler
Dial indicator
What is the name of the tool used to remove the transmission pump?
pry bar
Hammer
Pump puller
clutch pack compressor
What two tools can be used to measure clutch pack clearnace?
Ruler
Feeler gauges
Micrometer
dial indicator
Throttle pressure is related to what ?
Engine RPM
Throttle opening or engine load
Brake pedal application
Vehicle speed
Govenor pressure is related to what?
Throttle opening or engine load
Engine RPM
Vehicle speed
Transmission input shaft speed
If transmission main line pressure was lower than spec, how would it affect the apply devices?
They would apply slower and without as much holding force
They would apply faster with more holding force
It wouldn't affect anything
The transmission would not work at all
What is the best annalogy of how a shift valve works inside a valve body
Tug of war
two pressures pushing on either end of the valve
a teater totter
a roller coaster
What is the reason for measuring input shaft end play after the transmission is put back together?
Make sure that there is no play after assembly
Make sure that there is the proper amount of play and that we put the transmission together properly
To make sure the valve body is in corretly
To measure clutch pack clearnace one last time.
