How Often Do AC Capacitors Go Bad in Moreno Valley, CA?

Inland Empire Comfort
April 25, 2025
AC services in Moreno Valley CA

If you're trying to budget for cooling system repairs, you may wonder, "How often do AC capacitors go bad?" Inland Empire Comfort provides trusted AC services in Moreno Valley, from Sugar Hill to May Ranch. 


Keep reading to discover some AC capacitor troubleshooting tips from our local experts.



What Does a Capacitor Do?

What role do air conditioner capacitors play in your cooling system? Simply put, a capacitor provides the initial jolt of energy that activates the components. This happens after the thermostat sends its signal to start the cooling process.


Even after it provides the initial power, the capacitor continues regulating the flow of electricity. If it breaks, it can prevent your cooling device from activating. A bad capacitor may also cause frequent power surges.


Most Common Reasons for Capacitor Problems in Moreno Valley

What are the most common AC capacitor failure symptoms? Look for the following:


Wear and Tear Results in Delayed Cooling and Other Common Signs

In general, you can expect a capacitor to last around 20 years in Moreno Valley, CA, roughly the same as the average air conditioner's life expectancy. Of course, excessive use, frequent surges, and other conditions may result in faster AC capacitor wear and tear. 

For example, you may notice the following:


  • Lack of cold air: If there’s inadequate power, you may feel lukewarm air blowing from the vents.
  • Prolonged cooling cycle: The cooling system may take longer to activate or reach the temperature set on the thermostat.
  • Concerning noises: Humming or banging can indicate a capacitor that works harder to provide power.


Overheating May Produce a Burning Smells

How often do AC capacitors go bad? With the component’s high sensitivity to heat, certain conditions could lower its 20-year life expectancy.


For example, AC capacitor overheating often occurs during a power surge from the utility company or faulty wiring in the home. Poor ventilation from a dirty air filter or outside coils can also force the piece to retain heat. Low refrigerant levels are another common source of overheating.


DIY Repairs Yield Insufficient Power Regulation

Have you ever tried to save some money by repairing your own air conditioner? This always costs more in the long term because it inevitably damages fragile components like the capacitor.


Never attempt cooling system repairs beyond flipping a tripped circuit or replacing your air filter. In addition to causing greater damage, you could experience a dangerous shock.


Environmental Conditions Can Damage or Corrode the Component

Certain climates and environmental conditions can expedite AC capacitor degradation. Because of its location in Southern California, Moreno Valley is a prime location for many of the following complications:

  • Areas with high humidity levels can cause rust and corrosion on this component.
  • Climates with extremely high temperatures see capacitors die quickly.
  • Many days of heat and direct sunlight result in significant wear and tear on the air conditioner’s components.
  • Dry climates with sand and dust cause filters and coils to accumulate debris faster and overheat the device.


Tips for Preventing Damage to Your Device's Components

So, how often do AC capacitors go bad? When you follow these trusted tips from HVAC experts, you can reduce the chances the component experiences problems:


Run Your Air Conditioner in Moderation

To enhance AC capacitor failure prevention, only run your device as needed to stay safe and moderately comfortable. The United States Department of Energy suggests setting the thermostat to 78 degrees to reduce wear and tear. Consider wearing breathable clothing, opening windows, and using fans to further enhance comfort.


Invest in Annual HVAC Maintenance

Annual maintenance is the most important investment homeowners can make in their air conditioner. Many people in Moreno Valley prefer scheduling sessions in spring so they know the device will maintain peak performance throughout the hot months. The technician’s work increases the system's energy efficiency, tightens connections, and lubricates everything.


Practice Crucial Air Conditioner Care Habits

Clean or replace your air filter at least once a month. Regularly clean debris from the outdoor unit coils and keep vegetation clear from the area. You could also improve the insulation in your home to avoid overworking the cooling system.

AC Repair in Moreno Valley CA

Schedule Prompt Air Conditioner Repairs in Moreno Valley Today

How often do AC capacitors go bad? Whether your AC isn't blowing hard enough to produce results or you hear concerning noises, call Inland Empire Comfort at the first sign of trouble for custom solutions. We stay available 24/7 to provide emergency cooling services from Moreno Valley Mall to Ridgecrest Elementary.


Contact us today to schedule service!

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