2015 Mitsubishi Mirage AC Isn't Working

Common Causes of AC Failure in Your 2015 Mitsubishi Mirage and How to Fix Them

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
37% chance it's the
Refrigerant Leak
0%
21% chance it's the
Climate Control Electrical Issue
0%
12% chance it's the
AC Compressor
0%
30% chance it's
Something else
The most common reasons a 2015 Mitsubishi Mirage AC isn't working are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.
  • Refrigerant Leak: A refrigerant leak can occur due to damaged hoses, seals, or connections, resulting in decreased cooling efficiency in the air conditioning system.
  • Climate Control Electrical Issue: A faulty climate control module or a blown fuse could be causing the electrical issues in the climate control system.
  • AC Compressor: A faulty AC compressor may be due to a lack of lubrication, electrical issues, or internal mechanical failure, resulting in inadequate cooling performance.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

What are the initial diagnostic steps to take when the AC isn't working in a 2015 Mitsubishi Mirage?

When your 2015 Mitsubishi Mirage's AC isn't functioning properly, start by checking the thermostat settings to ensure they are correctly adjusted. Sometimes, the simplest solution is just a matter of incorrect temperature settings. Next, inspect the air filters; dirty or clogged filters can significantly hinder airflow and cooling efficiency, so replacing them can often resolve the issue. After that, examine the refrigerant levels, as low levels can lead to inadequate cooling. If you suspect low refrigerant, using a pressure gauge can help you assess the situation, or you may want to consult a professional. Additionally, look for any visible signs of leaks in the AC system, such as oily residue, which can indicate a refrigerant leak that needs immediate attention. It's also important to check the AC compressor for any unusual noises or visible damage, as this component is vital for the cooling process. Finally, ensure that all electrical connections related to the AC system are secure and functioning properly, as faulty electrical components can disrupt the system's operation. By following these diagnostic steps, you can effectively troubleshoot common AC issues in your Mitsubishi Mirage before deciding to seek professional help.

What are the common problems that could cause the AC to stop working in a 2015 Mitsubishi Mirage?

When the air conditioning system in your 2015 Mitsubishi Mirage ceases to function, it can be frustrating, especially during hot weather. One of the most frequent culprits is low refrigerant levels, which can occur due to leaks or insufficient charging, leading to inadequate cooling. Another common issue is a faulty compressor; if the compressor is not engaging properly, the system will fail to circulate refrigerant, resulting in no cool air. Electrical problems, such as blown fuses or damaged wiring, can also disrupt the AC's operation, so it's essential to check these components. Additionally, a clogged or leaking condenser can hinder the system's ability to dissipate heat, while a malfunctioning blower motor may prevent air from flowing through the vents effectively. By understanding these potential issues, you can take the first steps toward diagnosing and addressing the problem, whether that means recharging the refrigerant, replacing a faulty part, or seeking professional assistance if the repairs exceed your DIY capabilities.

How urgent is it to repair the non-functioning AC in a 2015 Mitsubishi Mirage?

Addressing the non-functioning AC in your 2015 Mitsubishi Mirage should be treated with urgency due to the various implications of neglecting this issue. A malfunctioning AC system can significantly diminish your driving comfort, especially during sweltering summer months, making long drives unbearable. Moreover, poor air circulation can lead to unhealthy air quality within the vehicle, potentially affecting the well-being of all passengers. From a financial perspective, maintaining your AC system is crucial for preserving the resale value of your car; prospective buyers often view a well-functioning AC as a sign of overall vehicle maintenance. Additionally, delaying repairs can result in more severe damage to the AC system, leading to costly repairs that could have been avoided with timely attention. Therefore, it is advisable to prioritize the repair of your AC system not only for immediate comfort but also for long-term vehicle health and value.

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