Deck 4: Wiring and Circuit Diagrams Wiring Repair and Reading Circuit Diagrams

Question 1

Which of the following electrical troubleshooting routines is in the correct sequence?

A) Study the electrical diagram, confirm the concern, locate and repair the fault, test the repair.
B) Study the electrical diagram, locate and repair the fault, confirm the concern, test the repair.
C)Confirm the concern, study the electrical diagram, test the repair, locate and repair the fault.
D)Confirm the concern, study the electrical diagram, locate and repair the fault, test the repair.

Answer 1

D

Question 2

Where is the best place to find the location of a blower relay on the vehicle?

A) Wiring diagram manual
B) Component locator
C) Connector locator
D) Ground locator

Answer 2

B

Question 3

Ground straps are used to:

A) Provide a return path to the battery between insulated components.
B) Suppress electromagnetic induction.
C) All of these choices.
D)None of these choices.

Answer 3

C

Question 4

In the AWG standard, the __________ the number, the smaller the wire __________ .

A) higher, diameter
B) lower, diameter
C) high, length
D)lower, length

Question 5

Wire gauge size is measured based on the __________ of the conductor.

A) length
B) diameter
C) material
D) temperature

Question 6

A switch is drawn on a wiring diagram with "NC" printed beside it. What does this indicate?

A) The switch will be normally closed with the vehicle running.
B) The switch will be open with the vehicle off.
C) The switch will be closed with the vehicle off.
D)None of these choices.

Question 7

__________ __________ __________ are used to prevent damage to the wiring by maintaining proper wire routing and retention.

A)Connector protective devises
B) Connector terminal locks
C)Printed circuit boards
D)Wiring protective devices

Question 8

A wiring diagram is an electrical schematic that shows a __________ of actual electrical or electronic components (by use of symbols) and the __________ of the vehicle's electrical systems.

A) representation, wiring
B) drawing, location
C) representation , location
D) picture, power

Question 9

A __________ __________ is used to determine the exact location of several of the electrical components.

A) diagram manual
B) shop manual
C) component locator
D)electrical diagram

Question 10

In most color codes, the first group of letters designates the __________ __________ of the insulation. The second group of letters indicates the color of the __________.

A) material composition, insulation
B) base color, tracer
C) material composition, base
D)tracer color, base

Question 11

What does a dotted line between connectors indicate?

A) The connector halves are electrically connected.
B) The connector halves are physically the same.
C) The connector is a remote connector.
D)The connector will have two different numbers one for each half.

Question 12

There is __________ resistance in the stranded wire than in the solid wire.

A)more
B)less

Question 13

 __________ connectors are used when several wires must pass through the bulkhead.

A)Molded
B)Metri-Pack
C)Bulkhead
D)Butt

Question 14

______________________________ complete the return path to the battery between components that are insulated.

A) Connectors
B) Power wires
C) Grounds
D)Buss bars

Question 15

In a wire, an increase in temperature creates a similar __________ in resistance .

A)decrease
B)increase