Deck 23: Restraint System Operation

Question 1

A(n) ____ contains an inflator mechanism and tough nylon pouch.

A) air bag warning lamp
B) air bag harness
C) air bag module
D) clock spring

Answer 1

C

Question 2

The first step in any service to an air bag system is to make sure the system is disarmed.

Answer 2

True

Question 3

Side air bags can be mounted inside the door panel.

Answer 3

True

Question 4

____ are strong nylon straps with special ends attached for securing people in their seats.

A) Knee diverters
B) Arming sensors
C) Pyrotechnique retractor
D) Seat belts

Question 5

A(n) ____ is designed to help hold people in their seat and prevent them from being injured during a collision.

A) restraint system
B) air bag igniter
C) safing sensor
D) impact sensor

Question 6

A(n) ____ automatically deploys and inflates one or more nylon cushions during a collision.

A) restraint system
B) air bag system
C) safing sensor
D) deformation sensor

Question 7

A curtain air bag deploys from the front pillar and roof trim.

Question 8

The driver's side air bag deploys from the steering wheel center pad.

Question 9

The passive belt system consists of a single continuous length of webbing

Question 10

A(n) ____, or tensioner, is used to remove slack from seat belts so they fit snugly.

A) arming sensor
B) restraint system
C) knee diverter
D) belt retractor

Question 11

During a collision involving a vehicle with an adaptive steering column, the air bag computer will send an electrical signal to the pyrotechnic device and deploy it the same way as an air bag.

Question 12

A seat belt buckle mechanism allows you to put the seat belt on and take it off.

Question 13

____ electrically signal the computer of a major collisions

A) Air bag system sensors
B) Impact sensors
C) Clock springs
D) Energy reserve modules

Question 14

Impact sensors are the last sensors to detect a collision because they not mounted at the area of
impact.

Question 15

The ____ is a dedicated computer that operates the air bag system.

A) shock absorber
B) air bag control unit
C) caliper
D) drive shaft

Question 16

An active restraint system is one that operates automatically.

Question 17

The air bag harness includes the wiring and connectors that link the impact sensors, control unit, and air bag modules.

Question 18

Three-point seat belts only use a lap belt and are only found in pre-1960s vehicles.

Question 19

A child seat is a child safety seat anchoring system required in most cars built after 2002.

Question 20

Seat track Position Sensors inform the air bag control about the position of the side air bag.

Question 21

A(n) _________________________ system is one that the occupants must make an effort to use.

Question 22

The sensor that would MOST-Likely be used to operate a side air bag is:

A) the deformation sensor
B) the inertia sensor
C) the impact sensor
D) the safing sensor

Question 23

Adaptive steering columns contain a pyrotechnic sensor/actuator that withdraws a______ holding two halves of the steering column together:

A) bolt
B) key
C) lock
D) pin

Question 24

____ are the first sensors to detect a collision because they are often mounted at the front of the vehicle.

A) Suspension systems
B) Safing sensors
C) Arming sensors
D) Impact sensors

Question 25

_________________________ allow one end of the belt to be bolted to the body structure.

Question 26

Which of the following statements is LEAST-Likely true?

A) Inflation of the air bag is caused by an almost explosive release of gas.
B) When inflated, the passenger side air bag often tears or forces open a hinged door formed in the dash cover.
C) The driver's side air bag deploys from behind a small door in the right side of the dash.
D) Without side air bags, passengers' heads are thrown violently sideways into the door glass,door frame,and strong pillars when a vehicle is hit in the side, or "T-boned."

Question 27

While having a discussion, Technician A says that history codes are codes left in the computer's memory after a fault has been repaired.Technician B says that history codes stored in the air bag controller may not turn on the air bag warning light or cause a warning message to be displayed.Who is correct?

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

Question 28

____________ prevent the rearward movement of the neck by supporting the head during a rear-end collision.

A) Adaptive steering columns
B) active head rests
C) Occupant classification sytems
D) curtain air bags

Question 29

The part that is MOST-Likely to be located underneath the steering column and behind the steering column trim is:

A) the caster
B) the shock absorber
C) the ounce
D) the knee diverter

Question 30

Which of the following statements is LEAST-Likely true?

A) You should carry all system parts by the wire harness or pigtails.
B) You should not attempt to repair any parts unless specified by the manufacturer.
C) During replacement of the clock spring, also called a spiral cable,you must often align marks for proper assembly.
D) The air bag assembly must be replaced following a deployment.

Question 31

All of the following types of airbag sensors detect collisions EXCEPT:

A) Deformation
B) safing
C) Occupant classification
D) impact

Question 32

While having a discussion, Technician A says that passenger side air bags are very similar in design to those in the driver's unit.Technician B says that the capacity of gas required to inflate passenger side air bags is much greater than driver's unit air bags.Who is correct?

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

Question 33

All of the following are components of an inertia sensor EXCEPT:

A) gold-plated electrical contacts
B) the cold-plated steel ball
C) the inflator
D) the bias permanent magnet

Question 34

Even if an impact sensor detects a force sufficient for air bag deployment, the air bags will not deploy unless the ____________ detects the same amount of force.

A) safing
B) seat track position sensor
C) occupant classification sensor
D) deformation

Question 35

All of the following are needed to operate a driver's side air bag EXCEPT:

A) the clock spring
B) the left impact sensor
C) the control module
D) the quarter panels

Question 36

The ____ produces a small spark when an electrical signal is sent from the electronic control unit.

A) air bag igniter
B) caster
C) shock absorber
D) restraint system

Question 37

____ may be located in the door panels, roof, pillars, or seats to protect against side impact injury.

A) Restraint systems
B) Side air bags
C) Casters
D) Knee diverters

Question 38

A(n) ____ ensures that a particular collision is severe enough to require that the air bag be deployed.

A) impact sensor
B) safing sensor
C) arming sensor
D) inertia sensor

Question 39

____ detect a rapid deceleration or g-forces to produce an electrical signal.

A) Arming sensors
B) Impact sensors
C) Deformation sensors
D) Inertia sensors

Question 40

While having a discussion, Technician A says that you should never disconnect the negative battery cable from an air bag system.Technician B says that before servicing a vehicle equipped with an air bag, the system must be disarmed.Who is correct?

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

Question 41

A(n) ____________________ retractor uses a gas-generating retractor to develop pressure for quickly taking up slack in a seat belt when a collision is detected.

Question 42

A(n) ______________________________ uses sensors and a warning system to remind the driver to fasten the seat belt.

Question 43

Under what circumstances would you replace the webbing of a seat belt with a new assembly?

Question 44

During the postcollision inspection and verification, ensure no _____________ remain in the air bag controller.

Question 45

What is the purpose of the air bag controller?

Question 46

What procedure would you use to inspect seat belt anchors?