Question 1

The device that varies incoming line pressure using centrifugal force is known as:

Accepted Answer

A)  vacuum modulator. 
B)  reverse boost valve. 
C)  governor. 
D)  throttle valve.

Question 2

Technician A says that when governor pressure on one side of a shift valve overcomes spring pressure and throttle pressure on the other side, an upshift occurs. Technician B says when reverse boost pressure on one side of the reverse valve overcomes governor pressure on the other side, shift into reverse occurs. Who is correct?

Accepted Answer

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

Question 3

Technician A says that modifying governor weights will alter transmission shifting. Technician B says that excessive modification of the governor weights may cause the transmission to not shift. Who is correct?

Accepted Answer

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

Question 4

Which of the following has multiple lands designed to block or allow line pressure to pass to a band or clutch in order to apply the gear?

Accepted Answer

A)  Kickdown valve 
B)  Throttle valve 
C)  Manual valve 
D)  Shift valve

Question 5

Technician A says that modifying governor weights will alter transmission shifting. Technician B says that excessive modification of the governor weights may cause the transmission to not shift. Who is correct?

Accepted Answer

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

Question 6

When the transmission is in park, line pressure sent to the vacuum modulator is sent to the __________ when the throttle is closed and the vehicle is under no load.

Accepted Answer

A)  1-2 shift valve 
B)  2-3 shift valve 
C)  transmission pan 
D)  throttle valve

Question 7

Which of the following describes the hydraulic pressure produce by the modulator valve at high engine vacuum?

Accepted Answer

A)  Low modulator pressure 
B)  High modulator pressure 
C)  Both A and B 
D)  None of the above

Question 8

Technician A says that a malfunctioning governor can cause a shifting problem between first and second gear. Technician B says that a broken shift valve spring can cause a shifting problem. Who is correct?

Accepted Answer

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

Question 9

If a vehicle is coasting in third gear, governor pressure ________ as the vehicle speed drops, causing the 2-3 shift valve to move back to the downshift position.

Accepted Answer

A)  Equalizes 
B)  Spikes 
C)  Reduces 
D)  Increases

Question 10

Which of the following are symptoms of a leaking vacuum modulator?

Accepted Answer

A)  Delayed shifts and white smoke from the exhaust 
B)  Early shifts with grey smoke from the exhaust 
C)  Soft shifts with black smoke from the exhaust 
D)  No upshifts and white smoke from the exhaust

Question 11

Technician A states that with the automatic valve in the park position, line pressure is not able to flow past the valve to any other components of the transmission. Technician B states that the pump sends fluid out under pressure to only the pressure regulator valve. Who is correct?

Accepted Answer

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

Question 12

Technician A says that when a transmission is in second gear, governor pressure increases causing fluid to stop flowing to the second gear clutch and into the third gear clutch. Technician B says that when a transmission is in third gear, and governor pressure decreases, the transmission will downshift into second gear. Who is correct?

Accepted Answer

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

Question 13

Under light load, a vacuum modulator gets what type of signal from the engine?

Accepted Answer

A)  High vacuum, low pressure 
B)  Low vacuum, high pressure 
C)  No vacuum, no pressure 
D)  None of the above

Question 14

Under light load, a vacuum modulator gets what type of signal from the engine?

Accepted Answer

A)  High vacuum, low pressure 
B)  Low vacuum, high pressure 
C)  No vacuum, no pressure 
D)  None of the above

Question 15

When does the kickdown valve force downshifts?

Accepted Answer

A)  Wide open throttle 
B)  Three-quarters open throttle 
C)  Half open throttle 
D)  One-quarter open throttle

Question 16

If vehicle speed decreases, governor pressure is reduced, resulting in the shift valve moving back to the downshift position.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following typically may need to be replaced during the servicing of a governor assembly?

Accepted Answer

A)  Governor filter 
B)  Governor springs 
C)  Governor weights 
D)  Governor pistons

Question 18

Which of the following describes the hydraulic pressure produce by the modulator valve at low engine vacuum?

Accepted Answer

A)  Low modulator pressure 
B)  High modulator pressure 
C)  Both A and B 
D)  None of the above

Question 19

Line pressure is always working with spring pressure against governor pressure.

Accepted Answer

A) True 
 B)False

Question 20

Two technicians are discussing automatic transmissions. Technician A says as engine vacuum increases, the vacuum moves the modulator valve to expose the exhaust port and reduces the amount of modulated pressure. Technician B says when there is no vacuum to the vacuum modulator valve, a spring moves the valve to increase modulator pressure. Who is correct?

Accepted Answer

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

Exam 10: Hydraulically Controlled Transmission

The device that varies incoming line pressure using centrifugal force is known as:

Technician A says that modifying governor weights will alter transmission shifting. Technician B says that excessive modification of the governor weights may cause the transmission to not shift. Who is correct?

Which of the following has multiple lands designed to block or allow line pressure to pass to a band or clutch in order to apply the gear?

Technician A says that modifying governor weights will alter transmission shifting. Technician B says that excessive modification of the governor weights may cause the transmission to not shift. Who is correct?

When the transmission is in park, line pressure sent to the vacuum modulator is sent to the __________ when the throttle is closed and the vehicle is under no load.

Which of the following describes the hydraulic pressure produce by the modulator valve at high engine vacuum?

Technician A says that a malfunctioning governor can cause a shifting problem between first and second gear. Technician B says that a broken shift valve spring can cause a shifting problem. Who is correct?

If a vehicle is coasting in third gear, governor pressure ________ as the vehicle speed drops, causing the 2-3 shift valve to move back to the downshift position.

Which of the following are symptoms of a leaking vacuum modulator?

Technician A states that with the automatic valve in the park position, line pressure is not able to flow past the valve to any other components of the transmission. Technician B states that the pump sends fluid out under pressure to only the pressure regulator valve. Who is correct?

Under light load, a vacuum modulator gets what type of signal from the engine?

Under light load, a vacuum modulator gets what type of signal from the engine?

When does the kickdown valve force downshifts?

If vehicle speed decreases, governor pressure is reduced, resulting in the shift valve moving back to the downshift position.

Which of the following typically may need to be replaced during the servicing of a governor assembly?

Which of the following describes the hydraulic pressure produce by the modulator valve at low engine vacuum?

Line pressure is always working with spring pressure against governor pressure.