Study Guide for Final Exam - Chapter 85 & 86 Questions

How fast can an air bag travel during deployment? 100 mph (160 km/h). 150 mph (240 km/h). 200 mph (320 km/h). 300 mph (480 km/h).

200 mph (320 km/h).

An air bag indicator light shows a problem with the air bag system. Technician A says to use a scan tool to help determine the source of the trouble. Technician B says to replace the air bag sensors. Who is right? A only. B only. Both A and B. Neither A nor B.

A only.

Technician A says that an air bag module should be placed on a workbench with the bag and trim cover facing up. Technician B says that it is safer to place the module with the bag facing down. Who is right? A only. B only. Both A and B. Neither A nor B.

A only.

When carrying a live (undeployed) air bag module, how should you aim the trim cover? Upward. Toward your body. Toward the floor. Away from your body.

Away from your body.

Technician A says that the air bag controller is usually located on the vehicle's steering wheel. Technician B says that the driver's-side air bag module is located in the steering wheel. Who is right? A only. B only. Both A and B. Neither A nor B.

B only.

Technician A says that hybrid air bags use a small explosive charge to inflate the air bag. Technician B says hybrid air bags use a pressurized gas cartridge. Who is right? A only. B only. Both A and B. Neither A nor B.

Both A and B.

Technician A says that you may have to replace all the sensors after air bag deployment. Technician B says that the air bag sensor arrow must point toward the front of the vehicle. Who is right? A only. B only. Both A and B. Neither A nor B.

Both A and B.

Which of the following tests is used to analyze how well the vehicle structure protects the driver and passengers? Beam test. Crush zone test. Crash test. Dummy test.

Crash test.

True or False: If an air bag has deployed, it can be carefully folded and reinstalled.

False

After air bag deployment, which of the following should not be done? Force excess powder out of air bag with hand pressure. Wear a respirator, goggles, and rubber gloves. Place tape over air bag vent holes. Vacuum the passenger compartment.

Force excess powder out of air bag with hand pressure.

Technician A says manual seat belts are passive restraints. Technician B says air bags are active restraints. Who is right? A only. B only. Both A and B. Neither A nor B.

Neither A nor B.

Technician A says that it is acceptable to place your arms through the steering wheel spokes when installing a new air bag. Technician B says to place your face directly in front of the air bag during installation. Who is right? A only. B only. Both A and B. Neither A nor B.

Neither A nor B.

Which of the following is not an air bag sensor? Arming sensor. Safing sensor. Accelerometer sensor. Proximity sensor.

Proximity sensor.

True or False: If a problem is found with a seat belt, it should be replaced, rather than repaired.

True

With most systems, how many sensors must be energized before the air bag will deploy? One. Two. Three. Four.

Two

Newer model vehicles are equipped with a(n) ____ sensor, instead of separate impact and safing sensors. triggering accelerometer decelerometer arming

accelerometer

Front impact air bag sensors are usually located in the: engine compartment. passenger compartment. doors. trunk.

engine compartment.

All of the following are found in motor vehicles, except: rear seat air bags. knee air bags. side-impact air bags. side curtain air bags.

knee air bags.

The ____ is a thick plastic restraint device that covers the metal frame of the vehicle's dash. collision pad knee bolster dash cushion leg protector

knee bolster

The propellant charge used to inflate an air bag is typically sodium azide, which produces a large volume of ____ gas when it burns. hydrogen carbon dioxide helium nitrogen

nitrogen

The largest air bag in a dual air bag system is the _____. driver's-side air bag passenger-side air bag side-impact air bag rear seat air bag

passenger-side air bag

The _____ takes the slack out of the seat belt, so it fits around the body snugly. anchor buckle retractor propellant

retractor

An air bag system has all the major parts listed below except air bag ____. retractors controllers modules sensors

retractors

Some air bag controllers contain: azide pellets. the malfunction indicator light. the main impact sensor. an igniter module.

the main impact sensor.

When replacing any air bag system sensor, make sure that any arrow stamped or printed on the sensor faces ____. toward the front of the vehicle upward toward the rear of the vehicle downward

toward the front of the vehicle