During a cooling system pressure test, what would a continuous loss of pressure indicate, and what components are commonly inspected first?

During a cooling system pressure test, what would a continuous loss of pressure indicate, and what components are commonly inspected first?

• A. It indicates a leak in the cooling system. Inspect hoses, radiator, radiator cap, water pump, heater core, intake manifold gasket, head gasket.
• B. It indicates a blockage in the cooling passages; inspect the water jackets only.
• C. It indicates a failing thermostat; inspect the thermostat housing only.
• D. It indicates proper operation; no inspection needed.

Answer: (A)