Exam 48: Restraint Systems: Theory, Diagnosis, and Service

When disarming the air bag system for inspection of sensors, clockspring, or the air bag module, what should be done before the battery is disconnected?

The wiring harness and electrical connectors for the air bag system components are ______.

What is the distinguishing feature of "second generation" air bags?

What is an event data recorder?

Seat belts can be passive- or active-type restraints.

Compressed argon gas is used on some air bag systems.

Vehicle-sensitive seat belt retractors are being discussed. Technician A says the vehicle must be driven at 5 to 8 MPH to test the action of the retractors. Technician B says the retractors should lock when the brakes are applied at speeds above 8 MPH and release when the vehicle slows to less than 8 MPH. Who is correct?

Technician A says two-stage air bags may not always fully deploy. Technician B says two-stage air bags are only used on the driver's side. Who is correct?

Left- and right-side seat belt retractors are interchangeable.

The two types of restraint systems are air bags and ____________________.

____________________ are used to tighten the seat belts at the beginning of a crash.

When unbuckled, a seat belt is stowed away by the seat belt ____________________.

Smart air bag systems usually have three stages of deployment.

What is the difference between active and passive restraint systems?

The event data recorder is located ______.

Technician A says that the air bag control module contains the clockspring and the inflator. Technician B says that the air bag sensing diagnostic monitor assembly (ASDM)supplies emergency current to the system if battery voltage is lost. Who is correct?

The powdery substance released from the air bag when it is deployed is regular cornstarch or talcum powder.

Technician A says during a frontal collision, the backup power supply will deploy the air bag if the battery is disconnected. Technician B says all backup power supplies will power down one minute after the negative battery is disconnected. Who is correct?

A knee bolster is commonly used on ____________________ air bag systems.

All of the following are common air bag crash sensor types EXCEPT: