CALA Automotive Systems and Terminology 2

Question 1

What does the term 'unibody construction' mean in automotive design?

Accepted Answer

The body and frame are integrated into a single structural unit

Answer

Unibody (unit-body) construction integrates the body and frame into one piece, which is the dominant design for modern passenger cars.

Question 2

Which component is responsible for converting the rotational motion of the engine into the linear motion needed to turn the wheels?

Accepted Answer

Rack-and-pinion steering gear

Answer

The rack-and-pinion steering gear converts the rotational input from the steering wheel/column into the lateral (linear) movement that turns the front wheels.

Question 3

What is the primary function of a vehicle's crumple zones?

Accepted Answer

To absorb and dissipate crash energy away from the passenger compartment

Answer

Crumple zones are engineered to deform progressively in a crash, absorbing kinetic energy and reducing the force transmitted to occupants.

Question 4

An adjuster notes a damaged 'strut tower' on a repair estimate. Which vehicle system does this component belong to?

Accepted Answer

Suspension system

Answer

The strut tower is a reinforced section of the vehicle's body/frame that mounts the top of the MacPherson strut suspension assembly.

Question 5

What does 'TPMS' stand for, and what does it monitor?

Accepted Answer

Tire Pressure Monitoring System; air pressure in each tire

Answer

TPMS (Tire Pressure Monitoring System) uses sensors in each wheel to alert the driver when tire pressure falls below safe thresholds.

(CALA) Certified Automotive Loss Adjuster Practice Test

(CALA) Certified Automotive Loss Adjuster Practice Test

CALA Automotive Systems and Terminology 2