RV Water Pump Runs Constantly With No Leaks – Problem Solved

RV owner inspecting a constantly running water pump outside the vehicle

Quick Answer If your RV water pump runs constantly with no leaks, the most likely cause is a faulty check valve or a failed pump pressure switch. Air in the lines, a worn pump diaphragm, or a loose fitting can also trigger this. The pump keeps cycling because it cannot hold pressure, even without a … Read more