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Exam 5: Transmission Designs

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Question 41

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List the four main types of final drives used on FWD vehicles.

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Helical gear, planet...

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Question 42

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_______________ ______________normally control free axial movement or endplay.

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Question 43

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List three types of materials used to make gaskets and seals in an automatic transmission or transaxle.

____________________ is the process of disassembling a transmission or transaxle.

Technician A says only one gear reduction forward gear can be provided by a single planetary gear set. Technician B says only one reverse reduction gear can be provided by a single planetary gear set. Who is correct?

A(n) ____________________ is used between two parts that do not move.

Technician A says all metal sealing rings should be checked for proper fit. Technician B says since these rings seal on their outer diameter, the seal should be inserted in its bore and should feel tight there. Who is correct?

If the vehicle is a hybrid, make sure you follow all precautions and procedures for disconnecting the high voltage circuit before proceeding to remove the transmission.

Technician A says piston seals are designed to seal against high pressures. Technician B says the seal is positioned so that the lip faces the source of the pressurized fluid Who is correct?

Define a differential and its purpose.

Planetary _______________ gears are small gears fitted into a framework called the planetary carrier.

A(n) ____________________ carries the pinion gears within a framework.

Describe the neutral position of a planetary gear set.

Which of the following is true of a Simpson gear train?

Before completing relearn procedures, transmission or transaxle computers can cause harsh or poor shift quality.

A(n) ____________________ will seal parts that have axial or rotational movement.

Define how preload is accomplished and its function.

A(n) ____________________ converts hydraulic pressure to mechanical force.

Technician A says after a vehicle battery is disconnected and reconnected, transmission/transaxle computers may require a relearn procedure. Technician B says that to optimize driveability and performance, some computers memorize operation patterns. Who is correct?

When servicing a valve body:  Technician A says make sure you note the location of all check balls before removing them. Technician B says the length of the bolts may vary; therefore, keep track of where each bolt came from. Who is correct?