Vehicle Maintenance and Repair Level 1

Flashcards designed to help learners review key concepts and terms associated with vehicle maintenance and repair.

Definition of Clutch

A coupling that transmits the drive from the engine to the gearbox.

Function of the Brake Fluid

To transfer the pressure from the brake pedal to activate the brakes.

What is a Drum Brake?

A brake where curved shoes press on the inside of a metal drum to produce friction.

Purpose of the Catalytic Converter

To convert harmful gases into less harmful gases.

What does ABS stand for?

Anti-lock Braking System.

What are Leading and Trailing Shoes?

Leading shoes pivot into the drum first, while trailing shoes are pushed away by the drum's rotation.

What is a Tire's Aspect Ratio?

Ratio between the height and width of a tire expressed as a percentage.

What is a Power Assisted Steering System?

A system that uses hydraulic pressure or electric motors to assist steering.

What is a Torsion Bar?

A straight metal bar that twists to support the vehicle's weight.

Purpose of Spark Plugs

To ignite the air/fuel mixture in the engine's combustion chamber.

What is a Multigrade Oil?

Oil that meets the viscosity requirements of several different single-grade oils.

How does an Alternator function?

It charges the battery and provides electrical current for the vehicle's electrical systems.

What is Shock Absorption in Suspension?

The ability of the suspension system to dampen forces and vibrations from the road.

How does a Torque Converter work?

It transmits power from the engine to the gearbox through hydraulic fluid.

What is Driving Force?

The torque that the engine produces to drive the wheels of the vehicle.

How often should Batteries be checked?

Regularly, to ensure that the electrolyte levels are correct.

What does RWD stand for?

Rear-Wheel Drive.

Purpose of the Brake Caliper

To hold the brake pads and apply them against the disc or drum to create friction.

What is Wheel Alignment?

The adjustment of the angles of the wheels to ensure they are perpendicular to the ground.

Function of the Steering Box

To convert the rotary motion of the steering wheel into linear motion to turn the wheels.

Significance of Safety Data Sheets

Provide information on handling and risks of chemicals used in vehicle maintenance.

What is an Open Circuit?

A circuit where the current cannot flow due to a break in the conductive path.