Question 1

All of the following instruments can be used for checking the valve bore clearance except:

Accepted Answer

A)  a feeler gauge. 
B)  a digital caliper. 
C)  a micrometer. 
D)  a telescoping gauge. 
A)  a feeler gauge. 
B)  a digital caliper. 
C)  a micrometer. 
D)  a telescoping gauge.

Question 2

Tech A states that valve body bores should be measured with a telescoping bore gauge. Tech B states that a vacuum testing system should be used for testing valve bodies. 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 3

When testing solenoids Tech A states that you should use an ohmmeter to test all of the solenoids. Tech B says that it is better to apply electricity to all of the solenoids to test them. 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 4

Tech A states that most aluminum valves can be anodized. Tech B states that only steel valves are anodized. 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 valve is at less than 18" of mercury when tested in a vacuum tester. Tech A states that all valves below this value need to replaced. Tech B states that this value may vary based on each shop warranty policy. 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 it is sometimes not worth rebuilding a valve body if it is too worn. Tech B states all valve bodies can be rebuilt. 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

Tech A states that on modern transmissions, some of the valves are operated by pulse-width-modulated solenoids. Tech B states that pulse width modulation causes excessive wear in the soft aluminum of the valve body. 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 8

Identify the component shown in the given figure.

Accepted Answer

A)  Nickel coated valve body 
B)  Steel valve body 
C)  Aluminum valve body 
D)  Cast iron valve body 
A)  Nickel coated valve body 
B)  Steel valve body 
C)  Aluminum valve body 
D)  Cast iron valve body

Question 9

Identify the critical wear area of the valve body being tested in the given figure.

Accepted Answer

A)  Reverse abuse valve 
B)  TCC regulator valve 
C)  End plugs 
D)  Sequence valve 
A)  Reverse abuse valve 
B)  TCC regulator valve 
C)  End plugs 
D)  Sequence valve

Question 10

Which of the following should you do when removing clips or roll pins that hold valves in place?

Accepted Answer

A)  If the valve is held in place by a pin, use a small pick to remove it. 
B)  Use a pick to press in slightly on the valve to compress the spring behind the valve. 
C)  Retain all springs in the bore. 
D)  Use a pick on the lands of the valves. 
A)  If the valve is held in place by a pin, use a small pick to remove it. 
B)  Use a pick to press in slightly on the valve to compress the spring behind the valve. 
C)  Retain all springs in the bore. 
D)  Use a pick on the lands of the valves.

Question 11

Tech A states that most aluminum valves can be anodized. Tech B states that only steel valves are anodized. 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 12

When calibrating the vacuum testing fixture, the valve on the pump inlet port should be adjusted so that the gauge indicates ________ of mercury.

Accepted Answer

A)  10" 
B)  8" 
C)  5" 
D)  0" 
A)  10" 
B)  8" 
C)  5" 
D)  0"

Question 13

Identify the component shown in the given figure.

Accepted Answer

A)  Cast iron valve body 
B)  Aluminum valve body 
C)  Steel valve body 
D)  Nickel coated valve body 
A)  Cast iron valve body 
B)  Aluminum valve body 
C)  Steel valve body 
D)  Nickel coated valve body

Question 14

The vacuum pump used for air conditioning service is used to test the valve body using a vacuum tester. Tech A states that the pump can become contaminated with the transmission fluid. Tech B states that addition of transmission fluid in the pump does not damage the pump. 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 15

Tech A states that all valves in the valve body should be lubricated with transmission assembly lubricant before installing them. Tech B states that all valves should be checked to make sure they can move freely. 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 16

Tech A states that on modern transmissions, some of the valves are operated by pulse-width-modulated solenoids. Tech B states that pulse width modulation causes excessive wear in the soft aluminum of the valve body. 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 17

If the forward abuse bore plug of a valve body is worn, it can result in ________.

Accepted Answer

A)  delayed reverse engagement 
B)  AFL pressure loss 
C)  leaks 
D)  clutch slip 
A)  delayed reverse engagement 
B)  AFL pressure loss 
C)  leaks 
D)  clutch slip

Question 18

Identify the critical wear area of the valve body being tested in the given figure.

Accepted Answer

A)  Reverse abuse valve 
B)  TCC regulator valve 
C)  End plugs 
D)  Sequence valve 
A)  Reverse abuse valve 
B)  TCC regulator valve 
C)  End plugs 
D)  Sequence valve

Question 19

Tech A says that it is possible to ream out valves in the valve body and install larger valves for some transmissions. Tech B says that for a small shop it is more economical to purchase rebuilt valve bodies. 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

A whetstone can be used to:

Accepted Answer

A)  correct warpage in the transmission case surface. 
B)  correct bends in the valve body springs. 
C)  clean up a small amount of damage to the sealing surface of the valve body. 
D)  enlarge the accumulator bore. 
A)  correct warpage in the transmission case surface. 
B)  correct bends in the valve body springs. 
C)  clean up a small amount of damage to the sealing surface of the valve body. 
D)  enlarge the accumulator bore.

Exam 17: Valve Body and Electric Service

All of the following instruments can be used for checking the valve bore clearance except:

Tech A states that valve body bores should be measured with a telescoping bore gauge. Tech B states that a vacuum testing system should be used for testing valve bodies. Who is correct?

When testing solenoids Tech A states that you should use an ohmmeter to test all of the solenoids. Tech B says that it is better to apply electricity to all of the solenoids to test them. Who is correct?

Tech A states that most aluminum valves can be anodized. Tech B states that only steel valves are anodized. Who is correct?

A valve is at less than 18" of mercury when tested in a vacuum tester. Tech A states that all valves below this value need to replaced. Tech B states that this value may vary based on each shop warranty policy. Who is correct?

Tech A states that it is sometimes not worth rebuilding a valve body if it is too worn. Tech B states all valve bodies can be rebuilt. Who is correct?

Tech A states that on modern transmissions, some of the valves are operated by pulse-width-modulated solenoids. Tech B states that pulse width modulation causes excessive wear in the soft aluminum of the valve body. Who is correct?

Identify the component shown in the given figure.

Identify the critical wear area of the valve body being tested in the given figure.

Which of the following should you do when removing clips or roll pins that hold valves in place?

Tech A states that most aluminum valves can be anodized. Tech B states that only steel valves are anodized. Who is correct?

When calibrating the vacuum testing fixture, the valve on the pump inlet port should be adjusted so that the gauge indicates ________ of mercury.

Identify the component shown in the given figure.

The vacuum pump used for air conditioning service is used to test the valve body using a vacuum tester. Tech A states that the pump can become contaminated with the transmission fluid. Tech B states that addition of transmission fluid in the pump does not damage the pump. Who is correct?

Tech A states that all valves in the valve body should be lubricated with transmission assembly lubricant before installing them. Tech B states that all valves should be checked to make sure they can move freely. Who is correct?

Tech A states that on modern transmissions, some of the valves are operated by pulse-width-modulated solenoids. Tech B states that pulse width modulation causes excessive wear in the soft aluminum of the valve body. Who is correct?

If the forward abuse bore plug of a valve body is worn, it can result in ________.

Identify the critical wear area of the valve body being tested in the given figure.

Tech A says that it is possible to ream out valves in the valve body and install larger valves for some transmissions. Tech B says that for a small shop it is more economical to purchase rebuilt valve bodies. Who is correct?

A whetstone can be used to:

Strategy-Based Diagnostics

Safety

Basic Tools and Precision Measuring

Fasteners and Thread Repair

Vehicle, Customer, and Service Information

Automatic Transmission Fundamentals

Transmission Components

Hydraulic Fundamentals

Torque Converter Principles

Hydraulically Controlled Transmission

Electronically Controlled Transmission

In-Vehicle Transmission Repairs

Transmission Removal

Transmission Disassembly

Hydraulic System Rebuilding

Gear Train Rebuilding

Transmission Reassembly

Transmission Reinstallation

Dual Clutch Transmissions

Continuously Variable Transmissions

Hybrid Transmissions

Honda Transmissions

Chrysler 6 Speed 62te Transmission

6t40 6f35 Transmission

Zf 9hp Chrysler 948te Transmission

Ford 6r60 Zf6hp26

Allison 1000 and 2000 Series Transmissions

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