What maintenance task involves checking for wear on engine belts?

The maintenance task that involves checking for wear on engine belts is the inspection of engine belts. This process is crucial because engine belts, such as the serpentine belt and timing belt, play essential roles in the functioning of various engine components. These belts help to drive the alternator, water pump, and other critical accessories.

During the inspection, mechanics look for signs of wear, such as cracks, fraying, or glazing on the surface of the belts, as well as check for proper tension. If engine belts are not maintained or replaced as needed, it can lead to belt failure, which may cause significant engine damage or failure of ancillary components.

In contrast, tasks like an oil change, tire rotation, and brake fluid replacement focus on other aspects of vehicle maintenance. An oil change primarily involves replacing old engine oil with fresh oil to ensure proper lubrication and engine health. Tire rotation involves changing the position of tires on the vehicle to promote even wear and prolong tire life. Brake fluid replacement is concerned with ensuring that the braking system functions effectively, involving the hydraulic fluid that enables the brakes to work correctly. While all these tasks are essential for vehicle upkeep, they do not specifically address the condition of engine belts.