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Autobody Technician Year 4 > Exam 3 > Flashcards

Exam 3 Flashcards

1
Q

In response to federal regulations in the mid-19__s, technology using pyrotechnic devices was developed to solve earlier air bag problems.

A

1980s

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2
Q

Lap/Shoulder belts are ______ means of occupant restraint.

A

primary

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3
Q

Before deployment, the system is in a state of ______ unless a system fault is detected.

A

Readiness

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4
Q

All forward-facing child safety seats must be secured by a top _____ strap.

A

Tether

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5
Q

The primary impact sensors are located on the left and right front _____ rails or in the center of the radiator support.

A

Frame

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6
Q

Wear your seat belt and ensure a minimum of __cm.

A

25 cm

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7
Q

______ safety technologies are systems that are designed to avoid collision mitigation systems, also known as ADAS.

A

Proactive

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8
Q

Replacement windshield glass and adhesives must meet the specified requirments MVSS ___/___.

A

212/216

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9
Q

When the steering wheel is in a straight-ahead position, the clockspring is designed to move . turns of the steering wheel in one direction _ turns total.

A

2.5 turns

5 turns

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10
Q

Air bag systems are _________ to the seat belt systems.

A

Supplemental

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11
Q

The pre-tensioners are controlled by the ____.

A

ASDM

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12
Q

The reaction housing is constructed of ________ with steel end caps.

A

Aluminum

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13
Q

Once the child is 6 years of age or is more than __ kg you may use the vehicle seat belt system.

A

18 KG

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14
Q

Front seat belt retractors are usually located at the base of the centre or _ pillar, while rear seat belt retractors are usually located in the ____ panel area under the parcel shelf or inside the quarter panel.

A

B pillar

Sail

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15
Q

The inflator produces a large quantity of nitrogen, this entire sequence takes place in less than 1/__ of a second.

A

1/20

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16
Q

A typical sensor is composed of a gold-plated ball or sensing mass that is held in place by a magnet. The magnet holds the ball about _mm away from a set of electrical contacts. The contact remains closed for approximately _ milliseconds.

A

3mm

3

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17
Q

The most common anchoring system of seat belt components is to the ____ of the vehicle. Some systems have their anchors attached to the seat frame and are known as an all ____ to seat system.

A

body

belts

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18
Q

Some manufactures use compressed _____ gas to inflate the bag rather than sodium azide.

A

Argon gas

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19
Q

The applied force must be at least equal to the minimum force required for deployment and must occur within __ degree window, no more than __ degree from either side of the vehicle centre line

A

60 degree

30 degree

20
Q

An accelerometer sensors contains a _________ element that is distorted during a collision. The element generates an analog voltage.

A

Piezoelectric

21
Q

The air bag is a cloth or nylon cushion with a lining coated with _______ or ___.

A

Cornstarch or talc

22
Q

Typically the side impact air bags will deploy in __ ms

A

11 ms

23
Q

A child who is under the age of 6 years and whose weight is between 9 kg and __ kg (20lb and 40lb) must be properly secured in a forward-facing child seat.

A

18 kg

24
Q

When the sodium azide is ignited it produces ______ gas.

A

Nitrogen

25
Q

After deployment, the surface of the air bag may contain a powdery residue. This power consists primarily of cornstarch or talc and by-products of the chemical reaction. Sodium _______ dust is produced as a by-product of the deployment reaction.

A

Hydroxide

26
Q

The primary impact sensors will close during a __ km/h impact, but not under 16km/h. A safing sensor closes during an impact of less than __km/h confirming their is a crash.

A

22km/h

16km/h

27
Q

In vehicles equipped with side air bags, newborns and infants under __ lbs should always be secured in the rear seat.

A

20 lbs

28
Q

Wait for about __ minutes before touching any metal surfaces of the inflator module.

A

10 minutes

29
Q

Many ASDM modules contain a __-volt back-up power supply.

A

36 volt

30
Q

A child from birth to under _ kg (20lb) must be in either a rear-facing infant seat or a rear-facing convertible seat.

A

9 kg

31
Q

The diagnostic module is sensitive to ESD ______ _____

A

electrostatic discharge

32
Q

An air bag enhancer pack is filled with sodium _____.

A

Azide

33
Q

Engineering a vehicle which uses a variety of materials us a common practice that most manufacturers are embracing called ______ Media.

A

Mixed

34
Q

A ____ bolster is built into the lower part of the instrument panel on the lower portion of the dash carrier.

A

Knee bolster

35
Q

Depending on the physical size of the occupants and their positioning in the seats, the knee bolsters prevent the driver or front seat passengers from sliding in a forward and down direction, which is known as ________.

A

Submarining

36
Q

ASDM Air bag _____ diagnostic module

A

System

37
Q

The air bag inflator module are made from _______ steel.

A

Stainless

38
Q

______ sensors detect impact direction and severity and signal the inflator module to deploy.

A

Impact

39
Q

In order to allow the air bag system to discharge allow _ to __ minutes before servicing.

A

5 to 30

40
Q

The sodium hydroxide dust reacts quickly with the atmospheric moisture and is converted to sodium _______ and sodium _______.

A

Sodium carbonate/bicarbonate

41
Q

______ systems are designed to help during or after a collision.

A

Reactive

42
Q

Whiplash injuries comprise over __% of all motor vehicle collision claims. Whiplash-type injuries account for __% of the cost of insurance premiums.

A

70%

25%

43
Q

Never store live modules near loose or flammable objects or near a heat source capable of producing __ degrees.

A

65 degrees

44
Q

Inside the side impact inflator module is a side impact sensing module (SISM) that houses a ______-sensing device.

A

Velocity-sensing

45
Q

The safest place for a child under 12 years of age is the center of the ____ seat.

A

rear

46
Q

The ___________ type sensor is is widely used in both front and side air bag systems of late-model vehicles.

A

Accelerometer

47
Q

In most systems, at least ___ sensors must be activated in order for the air bag to inflate.

A

Two

Autobody Technician Year 4 (4 decks)

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