Faulty wiring refers to electrical wiring that is damaged, improperly installed, or not up to code. This can lead to various problems, including short circuits, electrical fires, and equipment malfunctions. Common causes of faulty wiring include aging wires, poor connections, and the use of incorrect materials. Identifying faulty wiring is crucial for safety. Signs may include flickering lights, frequent circuit breaker trips, or a burning smell. Regular inspections by a qualified electrician can help detect issues early, ensuring that the electrical system remains safe and functional in homes and buildings.