Question 1

Dog clutches are applied and released ________.

Accepted Answer

A)  pneumatically 
B)  electronically 
C)  hydraulically 
D)  mechanically 
A)  pneumatically 
B)  electronically 
C)  hydraulically 
D)  mechanically C

Question 2

The 9HP48 has nine forward gears and one reverse.

Accepted Answer

A) True 
 B)False  True

Question 3

A dog clutch is teeth cut into mating parts that as they slide together, the teeth will engage to lock the two components together.

Accepted Answer

A) True 
 B)False  True

Question 4

Tech A states that the 948TE transmission will default to 5th gear in the event of a failure. Tech B states that the transmission does not have a fail-safe gear. Who is correct?

Accepted Answer

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

Question 5

A vehicle with a 9HP transmission comes in to the shop. The customer complains that the vehicle drives fine around town, but when they attempt to go on the highway the vehicle will not shift and turns on the MIL. You confirm the problem and find slip codes for 4th and 5th gear. Tech A states that clutch "E" could have failed. Tech B states that clutch "B" could have failed. Who is correct?

Accepted Answer

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

Question 6

Tech A states that the third gear of a 948TE transmission has a gear ratio of 0.8:1. Tech B states that the third gear uses a ratio of 1.9:1. Who is correct?

Accepted Answer

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

Question 7

The 9HP48 transmission uses a shift by wire solenoid referred to as the limp-home solenoid.

Accepted Answer

A) True 
 B)False

Question 8

When removing the E-clutch off the hub and shaft, a technician must be careful not to lose the __________ on the clutch.

Accepted Answer

A)  Needle bearing 
B)  E-clutch O-ring 
C)  Thrust bearing 
D)  Snap ring 
A)  Needle bearing 
B)  E-clutch O-ring 
C)  Thrust bearing 
D)  Snap ring

Question 9

Tech A states that on the 948TE transmission a pressure transducer monitors the input clutch for proper operation. Tech B states that the pressure transducer is used to monitor the dog clutches. Who is correct?

Accepted Answer

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

Question 10

Identify the gear ratios of a 948TE transmission.

Accepted Answer

A)  Seven forward gear ratios and one reverse gear 
B)  Five forward gear ratios and one reverse gear 
C)  Eight forward gear ratios and one reverse gear 
D)  Nine forward gear ratios and one reverse gear 
A)  Seven forward gear ratios and one reverse gear 
B)  Five forward gear ratios and one reverse gear 
C)  Eight forward gear ratios and one reverse gear 
D)  Nine forward gear ratios and one reverse gear

Question 11

When rebuilding the input shaft, how much force should be applied to the clutch piston when measuring clutch pack clearance?

Accepted Answer

A)  75 lbs (34 kg) 
B)  100 lbs (45 kg) 
C)  125 lbs (57 kg) 
D)  150 lbs (68 kg) 
A)  75 lbs (34 kg) 
B)  100 lbs (45 kg) 
C)  125 lbs (57 kg) 
D)  150 lbs (68 kg)

Question 12

A 948TE transmission is to be disassembled. Tech A states that the transmission pan bolts and pan can be removed easily by pulling on them. Tech B states that the metal clip that holds the transmission pass-through connector into the transmission pan should be removed first before removing the pan bolts and the pan. Who is correct?

Accepted Answer

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

Question 13

Technician A says that the 948TE transmission uses nine or ten solenoids to operate. Technician B says that the limp-home solenoid (or the tenth solenoid) must be engaged for the transmission to operate. Who is correct?

Accepted Answer

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

Question 14

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

Question 15

A slide hammer along with a ________ should be used to help remove the D-clutch piston from the transmission case of a 948TE transmission.

Accepted Answer

A)  hook adapter 
B)  Bellville spring 
C)  gear puller 
D)  pick 
A)  hook adapter 
B)  Bellville spring 
C)  gear puller 
D)  pick

Question 16

During the disassembly of a 948TE transmission, a(n) ________ can be used to remove the transfer gear bearing from the transmission case.

Accepted Answer

A)  bearing puller 
B)  air gun 
C)  impact gun 
D)  slide hammer 
A)  bearing puller 
B)  air gun 
C)  impact gun 
D)  slide hammer

Question 17

Dog clutches are monitored by the TCM through a:

Accepted Answer

A)  pressure transducer. 
B)  pressure switch. 
C)  planetary gear position switch. 
D)  none of the above. 
A)  pressure transducer. 
B)  pressure switch. 
C)  planetary gear position switch. 
D)  none of the above.

Question 18

Technician A says that the 948TE uses four sets of nested planetary gears. Technician B says that the 948TE transmission uses two dog clutches and three additional multidisc clutches. Who is correct?
Neither technician

Accepted Answer

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

Question 19

Tech A states that taking multiple pictures during disassembly of a transmission will help ease the reassembly. Tech B states that taking pictures during disassembly only delays the service. Who is correct?

Accepted Answer

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

Question 20

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

Accepted Answer

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

Exam 26: Zf 9hp Chrysler 948te Transmission

Dog clutches are applied and released ________.

The 9HP48 has nine forward gears and one reverse.

A dog clutch is teeth cut into mating parts that as they slide together, the teeth will engage to lock the two components together.

Tech A states that the 948TE transmission will default to 5th gear in the event of a failure. Tech B states that the transmission does not have a fail-safe gear. Who is correct?

Tech A states that the third gear of a 948TE transmission has a gear ratio of 0.8:1. Tech B states that the third gear uses a ratio of 1.9:1. Who is correct?

The 9HP48 transmission uses a shift by wire solenoid referred to as the limp-home solenoid.

When removing the E-clutch off the hub and shaft, a technician must be careful not to lose the __________ on the clutch.

Tech A states that on the 948TE transmission a pressure transducer monitors the input clutch for proper operation. Tech B states that the pressure transducer is used to monitor the dog clutches. Who is correct?

Identify the gear ratios of a 948TE transmission.

When rebuilding the input shaft, how much force should be applied to the clutch piston when measuring clutch pack clearance?

Technician A says that the 948TE transmission uses nine or ten solenoids to operate. Technician B says that the limp-home solenoid (or the tenth solenoid) must be engaged for the transmission to operate. 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?

A slide hammer along with a ________ should be used to help remove the D-clutch piston from the transmission case of a 948TE transmission.

During the disassembly of a 948TE transmission, a(n) ________ can be used to remove the transfer gear bearing from the transmission case.

Dog clutches are monitored by the TCM through a:

Technician A says that the 948TE uses four sets of nested planetary gears. Technician B says that the 948TE transmission uses two dog clutches and three additional multidisc clutches. Who is correct? Neither technician

Tech A states that taking multiple pictures during disassembly of a transmission will help ease the reassembly. Tech B states that taking pictures during disassembly only delays the service. Who is correct?

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

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