Exam 45: Tires and Wheels

Which of the following is NOT a factor rated by the UTQG [Uniform Tire Quality Grading] rating system?

Tire pressure monitoring systems are required on all ____________________ and newer passenger cars, trucks, multipurpose passenger vehicles, and buses with a gross vehicle weight rating of 10,000 pounds or less.

When too much water separates the tire from the road, ____________________ takes place.

Pneumatic tires are filled with ____________________.

Tire wear that is uneven [different left wheel to right wheel] or premature is usually a good indicator of ____________________ and ____________________ system problems.

On a P215/65 R15 89H tire, what is the width [section width] of the tire?

A self-sealing tire will seal a puncture up to 3/16 inch (4.76 mm).

Most tires used today have built-in tread wear indicators (wear bars) to show when they need replacement.

Before dismounting a tire with a TPM sensor, ______.

What is the difference between sprung weight and unsprung weight?

Technician A sets tire pressure when the tires are hot. Technician B sets tire pressure when the tires are cold. Who is correct?

The ____________________ center area of the wheel is designed to allow for easy tire removal and installation.

Profile is another name for a tire's ______.

An asymmetrical tire has a tread design that is different from one side to the other.

What is hydroplaning ?

Which of the following properties is NOT printed on the tire placard?

On a tire with a designation of P205/70R14, the distance between the rim and the top of the tire is ______.

When installing new rims and tires, what is plus sizing and what is its advantage?

A ____________________ type wheel balancer measures the deflection of the tire as it rolls under pressure applied to the tire by a roller. The machine then makes recommendations for the service required to remove all runout and ensure vibration-free operation.

When 2/32 inch (1.58 mm) is indicated on a tread depth gauge, the tire should be replaced.