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WorksheetsManual Transmissions Lvl 2
Total questions: 43
Worksheet time: 5hrs 59mins
The clutch friction disc always rotates with the _______.
Flywheel
Pressure Plate
Transmission Input Shaft
Engine Crankshaft
Technician A says the front of the transmission input shaft may be supported by a pilot bearing. Technician B says on some transaxles the input shaft is not supported by a pilot bearing. Who is correct?
A only
B only
Both A and B
Neither A nor B
Gears can _____.
Decrease speed and increase torque
Increase speed and decrease torque
Transfer speed and torque
All of the answers
Technician A says spur-cut gears have teeth cut at an angle. Technician B says spur-cut gears run without creating gear whine. Who is correct?
A only
B only
Both A and B
Neither A nor B
Which of the following gear ratio shows an overdrive condition?
0.85:1
2.15:1
1:1
None of the answers are correct
Using a lubricant that is thicker than service manual specifications can lead to _____.
Gear lockup
Gear jump-out
Gear slippage
Hard shifting
When the clutch is disengaged, the power flow stops at the ______.
Driven disc hub
Transmission input shaft
Torsion springs
Pressure plate and flywheel
When an idler gear is placed between the driving and driven gear, the driven gear ______.
Rotates in the direction opposite to the driving gear
Rotates in the same direction as the driving gear
Rotates faster
Remains stationary
The component used to look the main shaft (output shaft) and a speed gear together is the _________.
Shift linkage
Synchronizer
Transfer case
Shift fork
Technician A says helical cut gears have teeth cut at a 90-degree angle to the side of the gear. Technician B says helical gears run without creating gear whine. Who is correct?
A only
B only
Both A and B
Neither A nor B
When a large gear is driving a smaller gear you will have:
A speed decrease in the driven gear
A torque increase in the drive gear
Overdrive
Underdrive
In a gear set that has a ratio of 2:1. Choose All correct answers. There may be more than one.
Torque will double from the input drive gear
Speed of the driven gear will be reduced by half
Toque of the driven gear will be reduced by half
Speed of the driven gear will be double
When calculating the gear ratio on a gear set that incorporates and idler gear.
You must use the two gear ratio math method
You can ignore the idler gear size and calculate using the drive and driven gears only.
You have to measure the size of the gear with a dial caliper before you can calculate the ratio
You must know the speed of the gear first before you can calculate the gear ratio.
Which gear is used for reverse?
A
B
Which gear is helical in design?
A
B
Which gearset would be used for 1st gear?
A
B
C
D
Which gearset would be used for 3rd gear?
A
B
C
D
Which gearset would be used for 2nd gear?
A
B
C
D
Which gear is used for direct drive?
A
B
C
D
The depicted gear set has a ratio of:
1:4
4:1
2:8
20:5
What is the purpose of synchronizers in a manual transmission?
To increase fuel efficiency
To reduce engine noise
To match the rotational speeds of the gears before engaging them
To prevent gear slippage
What are some common transmission problems and their possible causes?
Slipping gears, delayed engagement, leaking fluid
Stuck in one gear, slipping clutch, broken transmission mount
Burning smell, rough shifting, noisy transmission
Low fluid levels, worn clutch, faulty torque converter
A technician is inspecting transmission fluid. What should the tech be looking for:
Color
Smell
Presence of metal flakes
All of the above
What does a low gear provide in terms of speed and torque?
High speed and high torque
Low speed and low torque
Low speed and high torque
High speed and low torque
What is the formula for calculating gear ratio?
RPM input divided by the ratio
RPM output divided by the ratio
T of the output gear multiplied by T of the input gear
T of the output gear divided by T of the input gear
What is the purpose of a high gear in terms of speed and torque?
High speed and high torque
Low speed and low torque
High speed and low torque
Low speed and high torque
What is the purpose of the neutral gear in a vehicle?
To increase speed
To disengage the transmission from the engine
To increase torque
To engage the engine's rotational energy
A rear-wheel drive 5-speed manual transmission is being discussed. What is the gear ratio when the transmission is in 4th gear?
1:1
8:1
1.5:1
3:1
A five-speed transmission is in third gear. Which is correct?
The 1-2 synchronizer is in neutral
The 3-4 synchronizer is moved to engage third gear
Both A and B
Neither A nor B
A four-speed transmission is making a grinding noise only while shifting into second gear. This could be caused by ________.
A damaged main drive gear
A faulty 1-2 synchronizer sleeve
Either A or B
Neither A nor B
When one synchronizer is shifted into gear, the movement of the other shifter forks is blocked by the ________.
Detents
Interlocks
Both A and B
Neither A nor B
The detent mechanism inside a transmission is used to ________.
Prevent more than one shift fork from moving at one time
Locate the synchronizer sleeves in the correct position
Both A and B
Neither A nor B
A growling sound is heard with the engine running and the transaxle is in neutral with the clutch engaged (foot off of the clutch pedal). What is the most likely cause?
Excessive main shaft endplay
An input shaft bearing
An output shaft bearing
A pilot bearing
A transaxle has overheated. What is the most likely cause?
The driver was slipping the clutch
Worn synchronizer sleeve(s)
A lack of or low on lubrication oil
Defective input shaft bearing
A five-speed manual transaxle is noisy in all gears. Which is the least likely cause?
A pilot bearing
An input shaft bearing
An output shaft bearing
Final drive side (differential) bearings
The idler gear is used for which gear?
Second
Reverse
Third
First
What are the factors that affect gear ratio selection in a manual transmission?
Intended use, engine characteristics, acceleration, top speed, number of gears
Weather conditions, time of day, brand of the transmission
Color of the vehicle, type of music played, number of cup holders
Fuel efficiency, tire size, weight of the vehicle
Explain the concept of gear ratio in relation to torque and speed.
Gear ratio is the ratio of the speed of the driving gear to the speed of the driven gear.
Gear ratio is the ratio of the diameter of the driving gear to the diameter of the driven gear.
Gear ratio is the ratio of the number of teeth on the driving gear to the number of teeth on the driven gear.
Gear ratio is the ratio of the number of teeth on the driven gear to the number of teeth on the driving gear.
What is the purpose of a differential in a manual transmission?
To engage and disengage the engine from the transmission.
To increase fuel efficiency in the engine.
To change gears in the transmission.
To allow the wheels to rotate at different speeds while turning.
Which shaft always rotates in the opposite direction from the input shaft?
Counter shaft
Reverse shaft
Die Mannschaft
Output shaft
The purpose of the synchronisers is to ensure that both gear units rotate at the same speed. Is this true or false?
True
False
Which shaft has a splined end?
Die Mannschaft
Counter shaft
Input shaft
Reverse shaft
What is a manual Transmission housing usually made of?
Carbon Fiber
Steel
Aluminium
Plastic
