Question 1

Technician A says Toyota and Lexus hybrid systems monitor battery voltage; if voltage is low, the internal combustion engine (ICE)  is engaged. Technician B says Ford hybrid systems monitor battery voltage; if voltage is low, the ICE is engaged. Who is correct?

Accepted Answer

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

Question 2

Which of the following hybrid systems cannot drive using the electric motor only?

Accepted Answer

A)   Integrated motor assist (IM
A)  
B)   Two mode hybrid
C)   Belt alternator starter (BAS) 
D)   Both A and CE) A) and B)
F) A) and C) D

Question 3

Technician A says that all hybrid vehicles use the same transmission as a non-hybrid vehicle. Technician B says that some hybrid transmissions have a small electric fluid pump for when the transmission is in idle/stop mode. Who is correct?

Accepted Answer

A)   Technician A
B)   Technician B
C)   Both A and B
D)   Neither A nor BE) All of the above
F) B) and D)

Question 4

All of the following statements are true except:

Accepted Answer

A)   After the shutdown procedure is completed, a voltmeter must be used to verify that the voltage has been shut off.
B)   High voltage loves are actually two gloves in one: a rubber inner glove, and a leather outer glove that protects the rubber gloves.
C)   Insulation on the windings inside hybrid electric motors must be designed to handle very high voltages.
D)   High voltage gloves are hardy and should be discarded only when there is major damage.E) B) and D)
F) B) and C)

Question 5

Which of the following is the most common type of continuously variable transmission (CVT)  commonly used in production, non-hybrid vehicles?

Accepted Answer

A)   Electronic continuously variable transmission
B)   Variable-diameter pulley CVT
C)   Toroidal or roller-based CVT
D)   All of the aboveE) B) and C)
F) B) and D)

Question 6

Tech A states that hybrid vehicles use higher voltage than traditional cars. Tech B states that hybrid vehicles use one or more operating modes to achieve higher fuel economy. Who is correct?

Accepted Answer

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

Question 7

Technician A says that some hybrid vehicle systems use very strong magnets that can pinch a finger, hand, or limb between the part and the magnet. Technician B says that a special tool may be needed to release a special magnet. Who is correct?

Accepted Answer

A)   Technician A
B)   Technician B
C)   Both technicians
D)   Neither technicianE) None of the above
F) All of the above C

Question 8

Technician A says that the Honda IMA system uses a thin electric motor between the engine and the transmission. Technician B says that the Honda IMA system uses battery voltages between 144 and 158 volts. Who is correct?

Accepted Answer

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

Question 9

Tech A states that high voltage gloves should be replaced every year. Tech B states that high voltage gloves should be tested or replaced every 6 months. Who is correct?

Accepted Answer

A)   Tech A
B)   Tech B
C)   Both A and B
D)   Neither A nor BE) All of the above
F) C) and D)

Question 10

Technician A says that Belted Alternator Starter (BAS)  vehicles use an alternator to help slow the vehicle and act as a starter. Technician B says that the BAS alternator can be used to propel the vehicle without the internal combustion engine. Who is correct?

Accepted Answer

A)   Technician A
B)   Technician B
C)   Both A and B
D)   Neither A nor BE) A) and B)
F) None of the above

Question 11

Which of the following have led vehicle manufacturers to create newer, more efficient powertrain systems?

Accepted Answer

A)   Increased fuel economy
B)   Lower carbon dioxide emissions
C)   A smaller global footprint
D)   All of the aboveE) B) and C)
F) C) and D)

Question 12

Technician A says that some hybrid vehicle systems use very strong magnets that can pinch a finger, hand, or limb between the part and the magnet. Technician B says that a special tool may be needed to release a special magnet. Who is correct?

Accepted Answer

A)   Technician A
B)   Technician B
C)   Both technicians
D)   Neither technicianE) All of the above
F) C) and D)

Question 13

All of the following systems are considered as full hybrid that can be classified as a series-parallel hybrid except:

Accepted Answer

A)   electric-only propulsion systems.
B)   Honda two-motor hybrid systems.
C)   Toyota and Lexus hybrid systems.
D)   Ford hybrid powertrain.E) A) and B)
F) None of the above

Question 14

High voltage cables are always identified by an orange color conduit.

Accepted Answer

A) True 
 B)False  True

Question 15

Technician A says that some Continuously Variable Transmissions (CVTs)  require a heating system to warm the transmission fluid during cold weather operation. Technician B says that CVTs are able to create an infinite number of gear ratios between their minimum and maximum ratio. Who is correct?

Accepted Answer

A)   Technician A
B)   Technician B
C)   Both A and B
D)   Neither A nor BE) None of the above
F) B) and D)

Question 16

Tech A states that before performing service on some components on a hybrid vehicle it will be necessary to shut off the high voltage system. Tech B states that high voltage gloves must be worn when working on high voltage circuits. Who is correct?

Accepted Answer

A)   Tech A
B)   Tech B
C)   Both A and B
D)   Neither A nor BE) A) and B)
F) All of the above

Question 17

Which of the following hybrid functions allows manufacturers to reduce engine size while retaining performance similar to a large engine?

Accepted Answer

A)   Torque smoothing
B)   Torque assist
C)   Auto stop
D)   Regenerative brakingE) None of the above
F) B) and D)

Question 18

Which of the following refers to the ability of the hybrid vehicle to use an electric motor to help smooth out the power pulses of the ICE and create a flatter torque output curve?

Accepted Answer

A)   Idle stop
B)   Torque assist
C)   Regenerative braking
D)   Torque smoothingE) B) and C)
F) B) and D)

Question 19

The harder the driver steps on the brake pedal of a hybrid vehicle, the more electricity is generated by the electric motor during the regenerative braking process.

Accepted Answer

A) True 
 B)False

Question 20

Mode 2 of a two-mode hybrid is used at low speeds and light engine load.

Accepted Answer

A) True 
 B)False

Exam 22: Hybrid Transmissions

Technician A says Toyota and Lexus hybrid systems monitor battery voltage; if voltage is low, the internal combustion engine (ICE) is engaged. Technician B says Ford hybrid systems monitor battery voltage; if voltage is low, the ICE is engaged. Who is correct?

Correct AnswerverifiedShow Answer

Which of the following hybrid systems cannot drive using the electric motor only?

Correct AnswerverifiedD

Technician A says that all hybrid vehicles use the same transmission as a non-hybrid vehicle. Technician B says that some hybrid transmissions have a small electric fluid pump for when the transmission is in idle/stop mode. Who is correct?

Correct AnswerverifiedShow Answer

All of the following statements are true except:

Correct AnswerverifiedShow Answer

Which of the following is the most common type of continuously variable transmission (CVT) commonly used in production, non-hybrid vehicles?

Correct AnswerverifiedShow Answer

Tech A states that hybrid vehicles use higher voltage than traditional cars. Tech B states that hybrid vehicles use one or more operating modes to achieve higher fuel economy. Who is correct?

Correct AnswerverifiedShow Answer

Technician A says that some hybrid vehicle systems use very strong magnets that can pinch a finger, hand, or limb between the part and the magnet. Technician B says that a special tool may be needed to release a special magnet. Who is correct?

Correct AnswerverifiedC

Technician A says that the Honda IMA system uses a thin electric motor between the engine and the transmission. Technician B says that the Honda IMA system uses battery voltages between 144 and 158 volts. Who is correct?

Correct AnswerverifiedShow Answer

Tech A states that high voltage gloves should be replaced every year. Tech B states that high voltage gloves should be tested or replaced every 6 months. Who is correct?

Correct AnswerverifiedShow Answer

Technician A says that Belted Alternator Starter (BAS) vehicles use an alternator to help slow the vehicle and act as a starter. Technician B says that the BAS alternator can be used to propel the vehicle without the internal combustion engine. Who is correct?

Correct AnswerverifiedShow Answer

Which of the following have led vehicle manufacturers to create newer, more efficient powertrain systems?

Correct AnswerverifiedShow Answer

Technician A says that some hybrid vehicle systems use very strong magnets that can pinch a finger, hand, or limb between the part and the magnet. Technician B says that a special tool may be needed to release a special magnet. Who is correct?

Correct AnswerverifiedShow Answer

All of the following systems are considered as full hybrid that can be classified as a series-parallel hybrid except:

Correct AnswerverifiedShow Answer

High voltage cables are always identified by an orange color conduit.

Correct AnswerverifiedTrue

Technician A says that some Continuously Variable Transmissions (CVTs) require a heating system to warm the transmission fluid during cold weather operation. Technician B says that CVTs are able to create an infinite number of gear ratios between their minimum and maximum ratio. Who is correct?

Correct AnswerverifiedShow Answer

Tech A states that before performing service on some components on a hybrid vehicle it will be necessary to shut off the high voltage system. Tech B states that high voltage gloves must be worn when working on high voltage circuits. Who is correct?

Correct AnswerverifiedShow Answer

Which of the following hybrid functions allows manufacturers to reduce engine size while retaining performance similar to a large engine?

Correct AnswerverifiedShow Answer

Which of the following refers to the ability of the hybrid vehicle to use an electric motor to help smooth out the power pulses of the ICE and create a flatter torque output curve?

Correct AnswerverifiedShow Answer

The harder the driver steps on the brake pedal of a hybrid vehicle, the more electricity is generated by the electric motor during the regenerative braking process.

Correct AnswerverifiedShow Answer

Mode 2 of a two-mode hybrid is used at low speeds and light engine load.

Correct AnswerverifiedShow Answer

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D

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C

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True

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