Question 1

Special tools are required to remove all the following components of the 948TE transmission EXCEPT which one?

Accepted Answer

A)  D-clutch snap ring 
B)  Transfer gear bearing from the transmission case 
C)  C-clutch spring snap ring 
D)  E-clutch hub

Question 2

Identify the gear of a 948TE transmission that uses a gear ratio of 2.84:1.

Accepted Answer

A)  Second gear 
B)  Fourth gear 
C)  Third gear 
D)  First gear

Question 3

Using a feeler gauge, check the C-clutch pack. If the clearance is not correct:

Accepted Answer

A)  the clutch pack needs to be reinstalled. 
B)  the pressure plate will need to be changed to a different thickness. 
C)  reinstall the C-clutch wave washer followed by a friction. Alternate installing frictions and steels. 
D)  install the C-clutch pressure plate flat side up.

Question 4

To reduce the overall length of the transmission, the four sets of planetary gears:

Accepted Answer

A)  are nested. 
B)  are placed one below the other. 
C)  overlap each other. 
D)  are placed on smaller carriers.

Question 5

Tech A states that during a downshift the transmission must skip certain gears. Tech B says that the transmission will downshift two gears each time it downshifts. Who is correct?

Accepted Answer

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

Question 6

In fail-safe mode, the transmission will default to operation is which gear only?

Accepted Answer

A)  Sixth 
B)  Third 
C)  Fifth 
D)  Fourth

Question 7

Identify the component of a 948TE transmission shown in the given figure.

Accepted Answer

A)  Dog clutch 
B)  Sun gear 
C)  Planetary gear 
D)  Snap ring

Question 8

A vehicle with a 9HP transmission is towed to the shop. The vehicle will not move. Tech A states that the limp home solenoid may have failed. Tech B states that the pump may have failed and locked up. Who is correct?

Accepted Answer

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

Question 9

Technician A says that dog clutches are being used as they take up very little space. Technician B says that dog clutches are being used as they reduce parasitic losses because there are no clutch plates to drag when the clutch is off. Who is correct?

Accepted Answer

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

Question 10

In fail-safe mode, the transmission will default to operation is which gear only?

Accepted Answer

A)  Sixth 
B)  Third 
C)  Fifth 
D)  Fourth

Question 11

Tech A states that the sixth and eighth gears of a 948TE transmission are overdrive gears. Tech B states that the ninth gear is an overdrive gear as well. Who is correct?

Accepted Answer

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

Question 12

Technician A says that although transmissions may appear similar, there may be differences between model years and models. Technician B says that regardless of year or model, the correct service manual should always be followed. Who is correct?

Accepted Answer

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

Question 13

A vehicle with a 9HP transmission comes in to the shop with the customer complaining about the transmission slipping. You test drive the vehicle and confirm the transmission is slipping and also has codes for 2nd, 6th, and 8th gear. Tech A states that the dog clutches could have failed. Tech B states that the c-clutch could have failed. Who is correct?

Accepted Answer

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

Question 14

Identify the component of a 948TE transmission shown in the given figure.

Accepted Answer

A)  Reaction shaft 
B)  Dog clutch pressure transducer 
C)  Solenoid 
D)  E-clutch

Question 15

Which gear is the transmission's 1:1 ratio?

Accepted Answer

A)  Fourth 
B)  Fifth 
C)  Sixth 
D)  Seventh

Question 16

The 4.7:1 gear ratio in the first gear allows the transmission to be used effectively in vehicles that have:

Accepted Answer

A)  small displacement engines. 
B)  highly robust engines. 
C)  large engines. 
D)  biodiesel hybrid engines.

Question 17

To reduce the overall length of the transmission, the four sets of planetary gears:

Accepted Answer

A)  are nested. 
B)  are placed one below the other. 
C)  overlap each other. 
D)  are placed on smaller carriers.

Question 18

A vehicle with a 9HP transmission is towed to the shop. The vehicle will not move. Tech A states that the limp home solenoid may have failed. Tech B states that the pump may have failed and locked up. Who is correct?

Accepted Answer

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

Question 19

Tech A states that during a downshift the transmission must skip certain gears. Tech B says that the transmission will downshift two gears each time it downshifts. Who is correct?

Accepted Answer

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

Question 20

Technician A says that the 948TE transmission has four overdrive gears. Technician B says that the first gear is very low to allow the transmission to be used with low displacement vehicles. Who is correct?

Accepted Answer

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

Exam 26: Zf 9hp Chrysler 948te Transmission

Special tools are required to remove all the following components of the 948TE transmission EXCEPT which one?

Identify the gear of a 948TE transmission that uses a gear ratio of 2.84:1.

Using a feeler gauge, check the C-clutch pack. If the clearance is not correct:

To reduce the overall length of the transmission, the four sets of planetary gears:

Tech A states that during a downshift the transmission must skip certain gears. Tech B says that the transmission will downshift two gears each time it downshifts. Who is correct?

In fail-safe mode, the transmission will default to operation is which gear only?

Identify the component of a 948TE transmission shown in the given figure.

A vehicle with a 9HP transmission is towed to the shop. The vehicle will not move. Tech A states that the limp home solenoid may have failed. Tech B states that the pump may have failed and locked up. Who is correct?

Technician A says that dog clutches are being used as they take up very little space. Technician B says that dog clutches are being used as they reduce parasitic losses because there are no clutch plates to drag when the clutch is off. Who is correct?

In fail-safe mode, the transmission will default to operation is which gear only?

Tech A states that the sixth and eighth gears of a 948TE transmission are overdrive gears. Tech B states that the ninth gear is an overdrive gear as well. Who is correct?

Technician A says that although transmissions may appear similar, there may be differences between model years and models. Technician B says that regardless of year or model, the correct service manual should always be followed. Who is correct?

Identify the component of a 948TE transmission shown in the given figure.

Which gear is the transmission's 1:1 ratio?

The 4.7:1 gear ratio in the first gear allows the transmission to be used effectively in vehicles that have:

To reduce the overall length of the transmission, the four sets of planetary gears:

A vehicle with a 9HP transmission is towed to the shop. The vehicle will not move. Tech A states that the limp home solenoid may have failed. Tech B states that the pump may have failed and locked up. Who is correct?

Tech A states that during a downshift the transmission must skip certain gears. Tech B says that the transmission will downshift two gears each time it downshifts. Who is correct?

Technician A says that the 948TE transmission has four overdrive gears. Technician B says that the first gear is very low to allow the transmission to be used with low displacement vehicles. Who is correct?