If a vehicle pulls to the right when the brakes are applied, what could be the cause according to Technician A?

• A. A restricted brake line to the left caliper
• B. A malfunctioning proportioning valve
• C. Worn brake pads on the right side
• D. A low brake fluid level

Answer: (A)

When a vehicle pulls to the right during braking, it suggests that the braking force is greater on the left side than on the right. A restricted brake line to the left caliper means that the flow of brake fluid to that caliper is impeded, reducing its braking effectiveness compared to the right caliper. As a result, when the brakes are applied, the right side will exert more braking force, causing the vehicle to pull to the right.

This scenario highlights how imbalances in brake system components can lead to uneven braking behavior, affecting vehicle control and safety. Other potential causes, such as a malfunctioning proportioning valve or worn brake pads on one side, could also create pulling sensations but would typically result in different conditions or symptoms during braking.