Question 1

Tech A states that replacing a clutch on a dual clutch transmission is the same as replacing a clutch on a manual transmission. Tech B states that if transmission fluid leaks onto the clutch disc on a dry clutch system the clutch will slip. Who is correct?

Accepted Answer

A)  Tech A 
B)  Tech B 
C)  Both A and B 
D)  Neither A nor B

Question 2

Which of the following is NOT true regarding a dry clutch system?

Accepted Answer

A)  It uses a set of parallel clutches. 
B)  High speed, brushless AC motors are used. 
C)  When servicing certain components, an adaptive learning must be performed. 
D)  B and C only

Question 3

Technician A says that the 6DCT250 transmission moves the shift forks through a set of gears and machined cams via a cable. Technician B says that a special cam gear prevents two gears from being engaged at the same time. Who is correct?

Accepted Answer

A)  Technician A 
B)  Technician B 
C)  Both technicians 
D)  Neither technician

Question 4

When replacing the motors or the clutch assembly, the computer must be reset to:

Accepted Answer

A)  enable adaptive learning. 
B)  update the software used. 
C)  delete old DTCs. 
D)  align the clutch.

Question 5

All of the following statements with respect to replacing the clutch on dry dual clutch transmission are true except:

Accepted Answer

A)  The input shaft snap ring cannot be reused. 
B)  Wet the clutch dust before wiping it out. 
C)  When installing spring bolts, make sure the timing marks line up properly. 
D)  The installation procedure for a new clutch and the reinstallation procedure for an old clutch are the same.

Question 6

Identify the component that operates reverse in all dual clutch transmissions.

Accepted Answer

A)  First clutch 
B)  Second clutch 
C)  Clutch bearing adapte 
D)  Varies with transmission

Question 7

Tech A states that after replacing a clutch in a dual clutch vehicle the technician should take the vehicle on an extended test drive (a few miles). Tech B states that all adaptives must be performed before test driving the vehicle. Who is correct?

Accepted Answer

A)  Tech A 
B)  Tech B 
C)  Both A and B 
D)  Neither A nor B

Question 8

Which of the following statements is true with respect to a wet clutch?

Accepted Answer

A)  It is actuated hydraulically. 
B)  It contains one set of wet multidisc clutches. 
C)  It contains two sets of single-disc clutches. 
D)  It is actuated pneumatically.

Question 9

Tech A states that the dual clutch transmission employs two clutches that are combined into a single assembly. Tech B states that in a dual clutch transmission, one clutch drives the even numbered gears while the other clutch drives the odd numbered gears. Who is correct?

Accepted Answer

A)  Tech A 
B)  Tech B 
C)  Both A and B 
D)  Neither A nor B

Question 10

A dual clutch transmission can be either wet clutches or dry clutches.

Accepted Answer

A) True 
 B)False

Question 11

Technician A says that a dry clutch is lighter weight and is used for more fuel efficiency. Technician B says that a dry clutch has a hydraulic system that controls operation and adds weight to the system. Who is correct?

Accepted Answer

A)  Technician A 
B)  Technician B 
C)  Both Technicians A and B 
D)  Neither Technician A nor B

Question 12

Technician A says that there are two output shafts in a dual clutch transmission. Technician B says that there is a center main shaft that is actually both input shafts. Who is correct?

Accepted Answer

A)  Technician A 
B)  Technician B 
C)  Both technicians 
D)  Neither technician

Question 13

Tech A states that each clutch in a dual clutch transmission connects to a different input shaft. Tech B states that dual clutches are both connected to the same input shaft to give greater holding power. Who is correct?

Accepted Answer

A)  Tech A 
B)  Tech B 
C)  Both A and B 
D)  Neither A nor B

Question 14

Which of the following terms is used to identify clutches that are designed to operate immersed in hydraulic oil or transmission fluid?

Accepted Answer

A)  Wet clutch 
B)  Oiled clutch 
C)  Dry clutch 
D)  Fluid-immersed clutch

Question 15

A customer has a concern that their new vehicle, equipped with a dry-type dual clutch, shifts rough. Which of these is most likely the cause?

Accepted Answer

A)  The clutch damper springs are broken or weak. 
B)  This is a normal operating condition for this vehicle, and the customer needs to be informed on this style of transmission operation. 
C)  The hydraulic control system is malfunctioning. 
D)  There is a problem with the hydraulic wet clutch fluid.

Question 16

Technician A says that the high-performance models are typically equipped with a paddle-shifted dry clutch system to handle the high torque produced by the engine. Technician B says that a wet-type clutch is the type of clutch system with a hydraulic system. Who is correct?

Accepted Answer

A)  Technician A 
B)  Technician B 
C)  Both Technicians A and B 
D)  Neither Technician A nor B

Question 17

Choose the correct statement with respect to the construction of a dry clutch system.

Accepted Answer

A)  They are hydraulically actuated. 
B)  They contain one set of multidisc clutches. 
C)  They are used in high-torque vehicles. 
D)  They contain two sets of single-disc clutches.

Question 18

Tech A states that dual clutch transmissions use a traditional flywheel like a manual transmission. Tech B states that dual clutch transmissions use a flexplate like an automatic. Who is correct?

Accepted Answer

A)  Tech A 
B)  Tech B 
C)  Both A and B 
D)  Neither A nor B

Exam 20: Dual Clutch Transmissions

Tech A states that replacing a clutch on a dual clutch transmission is the same as replacing a clutch on a manual transmission. Tech B states that if transmission fluid leaks onto the clutch disc on a dry clutch system the clutch will slip. Who is correct?

Which of the following is NOT true regarding a dry clutch system?

Technician A says that the 6DCT250 transmission moves the shift forks through a set of gears and machined cams via a cable. Technician B says that a special cam gear prevents two gears from being engaged at the same time. Who is correct?

When replacing the motors or the clutch assembly, the computer must be reset to:

All of the following statements with respect to replacing the clutch on dry dual clutch transmission are true except:

Identify the component that operates reverse in all dual clutch transmissions.

Tech A states that after replacing a clutch in a dual clutch vehicle the technician should take the vehicle on an extended test drive (a few miles) . Tech B states that all adaptives must be performed before test driving the vehicle. Who is correct?

Which of the following statements is true with respect to a wet clutch?

Tech A states that the dual clutch transmission employs two clutches that are combined into a single assembly. Tech B states that in a dual clutch transmission, one clutch drives the even numbered gears while the other clutch drives the odd numbered gears. Who is correct?

A dual clutch transmission can be either wet clutches or dry clutches.

Technician A says that a dry clutch is lighter weight and is used for more fuel efficiency. Technician B says that a dry clutch has a hydraulic system that controls operation and adds weight to the system. Who is correct?

Technician A says that there are two output shafts in a dual clutch transmission. Technician B says that there is a center main shaft that is actually both input shafts. Who is correct?

Tech A states that each clutch in a dual clutch transmission connects to a different input shaft. Tech B states that dual clutches are both connected to the same input shaft to give greater holding power. Who is correct?

Which of the following terms is used to identify clutches that are designed to operate immersed in hydraulic oil or transmission fluid?

A customer has a concern that their new vehicle, equipped with a dry-type dual clutch, shifts rough. Which of these is most likely the cause?

Technician A says that the high-performance models are typically equipped with a paddle-shifted dry clutch system to handle the high torque produced by the engine. Technician B says that a wet-type clutch is the type of clutch system with a hydraulic system. Who is correct?

Choose the correct statement with respect to the construction of a dry clutch system.

Tech A states that dual clutch transmissions use a traditional flywheel like a manual transmission. Tech B states that dual clutch transmissions use a flexplate like an automatic. Who is correct?