Separate coverage problems from component failures.
Cedar Park maintains irrigation guidance and backflow-test resources. Start a repair inquiry with the affected zone, controller model and what happens when that zone runs. A broken head, persistent leak, pressure problem and coverage gap after a bed expansion may need different work even when all appear as a struggling patch of landscape.
Record whether water escapes while the system is off and whether multiple zones are affected. Provide prior irrigation drawings or test records if available. We can discuss the repair scope and the appropriate specialist or review requirements without assuming that every problem calls for replacing the entire system.
Local reference: Cedar Park irrigation information. Confirm requirements for your address and scope with the responsible authority.