Question 1

The purpose of the headlight leveling system is to:

Accepted Answer

A)  Reduce the need to align the light beams. 
B) To allow the driver to raise or lower the light beams as vehicle loads change. 
C)  To allow the driver to raise or lower the light beams as the vehicle ascends and descends hills. 
D)  All of these choices. 
A)  Reduce the need to align the light beams. 
B) To allow the driver to raise or lower the light beams as vehicle loads change. 
C)  To allow the driver to raise or lower the light beams as the vehicle ascends and descends hills. 
D)  All of these choices. B

Question 2

In the SmartBeam system, the headlight intensity is based on which of the following:

Accepted Answer

A)  Movement of the light. 
B)  Intensity of the light. 
C)  Location of the light. 
D)  All of these choices. 
A)  Movement of the light. 
B)  Intensity of the light. 
C)  Location of the light. 
D)  All of these choices. D

Question 3

Which statement is the most correct?

Accepted Answer

A)  Lamp outage modules can use voltage drop to determine circuit operation. 
B)  HSDs can only be used to detect opens in activated circuits. 
C)  Low-side driver controlled lamps cannot determine lamp outage conditions. 
D)  All of these choices. 
A)  Lamp outage modules can use voltage drop to determine circuit operation. 
B)  HSDs can only be used to detect opens in activated circuits. 
C)  Low-side driver controlled lamps cannot determine lamp outage conditions. 
D)  All of these choices. A

Question 4

A lamp outage module alerts the driver when a bulb for which system is out?

Accepted Answer

A)  Headlights . 
B)  Taillights . 
C)  Stoplights . 
D)  All of these choices . 
A)  Headlights . 
B)  Taillights . 
C)  Stoplights . 
D)  All of these choices .

Question 5

An indicator that uses fiber optics is not functioning. This can be caused by:

Accepted Answer

A)  A bent fiber-optics cable. 
B)  A faulty light source. 
C)  Electromagnetic interference. 
D)  None of these choices. 
A)  A bent fiber-optics cable. 
B)  A faulty light source. 
C)  Electromagnetic interference. 
D)  None of these choices.

Question 6

The most likely cause of the automatic headlights failing to activate in low ambient light conditions is:

Accepted Answer

A)  A faulty ignition switch. 
B)  A faulty photocell. 
C)  Burned-out headlight elements. 
D)  Faulty headlight switch. 
A)  A faulty ignition switch. 
B)  A faulty photocell. 
C)  Burned-out headlight elements. 
D)  Faulty headlight switch.

Question 7

Which of the following statements regarding automatic headlight dimming systems is correct?

Accepted Answer

A) Decreasing the sensitivity control of the automatic headlight dimming system means the headlights will switch to low beams   when the approaching vehicle is farther away. 
B) Increasing the sensitivity control of the automatic headlight dimming system means the headlights will switch to low beams when the approaching vehicle is closer. 
C) All of these choices. 
D) None of these choices. 
A) Decreasing the sensitivity control of the automatic headlight dimming system means the headlights will switch to low beams   when the approaching vehicle is farther away. 
B) Increasing the sensitivity control of the automatic headlight dimming system means the headlights will switch to low beams when the approaching vehicle is closer. 
C) All of these choices. 
D) None of these choices.

Question 8

Which statement about fiber optics is correct?

Accepted Answer

A) Fiber optics is the transmission of light through several plastic strands that are sheathed by a polymer. 
B) Fiber optics is used only for exterior lighting. 
C) Fiber optics can only be used in applications where the conduit can be laid straight. 
D)  Fiber optics can be used to transmit electricity. 
A) Fiber optics is the transmission of light through several plastic strands that are sheathed by a polymer. 
B) Fiber optics is used only for exterior lighting. 
C) Fiber optics can only be used in applications where the conduit can be laid straight. 
D)  Fiber optics can be used to transmit electricity.

Question 9

The headlights work in the manual position but do not turn on in the AUTO position. What is the most likely cause?

Accepted Answer

A) A bad headlight ground. 
B)  A faulty photocell assembly. 
C)  A faulty headlight relay. 
D)  A bad headlight relay ground connection. 
A) A bad headlight ground. 
B)  A faulty photocell assembly. 
C)  A faulty headlight relay. 
D)  A bad headlight relay ground connection.

Question 10

Which of the following is NOT true of automatic headlamp systems?

Accepted Answer

A) They can turn headlamps on or off . 
B) They can control high- and low-beam switching . 
C) They are easily diagnosed when defective . 
D) They can be adjusted to fit various conditions . 
A) They can turn headlamps on or off . 
B) They can control high- and low-beam switching . 
C) They are easily diagnosed when defective . 
D) They can be adjusted to fit various conditions .

Question 11

All of the following statements about the SmartBeam system are true, EXCEPT:

Accepted Answer

A) The system uses a digital camera to determine light intensity. 
B) The system is capable of detecting movement of oncoming light. 
C) The system is capable of distinguishing colors. 
D) The AHBM turns off the high-beam relay when oncoming light intensity is 10 LUX or more. 
A) The system uses a digital camera to determine light intensity. 
B) The system is capable of detecting movement of oncoming light. 
C) The system is capable of distinguishing colors. 
D) The AHBM turns off the high-beam relay when oncoming light intensity is 10 LUX or more.

The purpose of the headlight leveling system is to:

In the SmartBeam system, the headlight intensity is based on which of the following:

Which statement is the most correct?

A lamp outage module alerts the driver when a bulb for which system is out?

An indicator that uses fiber optics is not functioning. This can be caused by:

The most likely cause of the automatic headlights failing to activate in low ambient light conditions is:

Which of the following statements regarding automatic headlight dimming systems is correct?

Which statement about fiber optics is correct?

The headlights work in the manual position but do not turn on in the AUTO position. What is the most likely cause?

Which of the following is NOT true of automatic headlamp systems?

All of the following statements about the SmartBeam system are true, EXCEPT:

Introduction to Automotive Electrical and Electronic Systems Safety

Basic Theories Special Tools and Procedures

Electrical and Electronic Components Basic Electrical Troubleshooting and Service

Wiring and Circuit Diagrams Wiring Repair and Reading Circuit Diagrams

Automotive Batteries Battery Diagnosis and Service

Starting Systems and Motor Designs Starting System Diagnosis and Service

Charging Systems Charging System Testing and Service

Lighting Circuits Lighting Circuits Repair and Diagnosis

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Computer Input Sensor Diagnostic Routines

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Instrumentation and Warning Lamps and Warning Lamp System Diagnosis and Repair

Accessories Electrical Accessories Diagnosis and Repair

Radio Frequency and Infotainment Systems Servicing Radio Frequency and Infotainment Systems

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Vehicles With Alternative Power Sources Hybrid and High-Voltage System Service

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Exam 12: Advanced Lighting Circuits Advanced Lighting Systems Diagnosis and Service

The purpose of the headlight leveling system is to:

In the SmartBeam system, the headlight intensity is based on which of the following:

Which statement is the most correct?

A lamp outage module alerts the driver when a bulb for which system is out?

An indicator that uses fiber optics is not functioning. This can be caused by:

The most likely cause of the automatic headlights failing to activate in low ambient light conditions is:

Which of the following statements regarding automatic headlight dimming systems is correct?

Which statement about fiber optics is correct?

The headlights work in the manual position but do not turn on in the AUTO position. What is the most likely cause?

Which of the following is NOT true of automatic headlamp systems?

All of the following statements about the SmartBeam system are true, EXCEPT:

Introduction to Automotive Electrical and Electronic Systems Safety

Basic Theories Special Tools and Procedures

Electrical and Electronic Components Basic Electrical Troubleshooting and Service

Wiring and Circuit Diagrams Wiring Repair and Reading Circuit Diagrams

Automotive Batteries Battery Diagnosis and Service

Starting Systems and Motor Designs Starting System Diagnosis and Service

Charging Systems Charging System Testing and Service

Lighting Circuits Lighting Circuits Repair and Diagnosis

Introduction to the Body Computer Body Computer System Diagnosis

Computer Input Sensor Diagnostic Routines

Vehicle Communication Networks Vehicle Multiplexing Diagnostics

Instrumentation and Warning Lamps and Warning Lamp System Diagnosis and Repair

Accessories Electrical Accessories Diagnosis and Repair

Radio Frequency and Infotainment Systems Servicing Radio Frequency and Infotainment Systems

Passive Restraint Systems Servicing Passive Restraint Systems

Vehicles With Alternative Power Sources Hybrid and High-Voltage System Service

Filters