2016 Mitsubishi Outlander AC Isn't Working

Common Causes of AC Malfunctions in Your 2016 Mitsubishi Outlander and How to Fix Them

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Reviewed by
Andrew Hajjar
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 2016 Mitsubishi Outlander 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 steps to diagnose the AC issue in a 2016 Mitsubishi Outlander?

When diagnosing an AC issue in your 2016 Mitsubishi Outlander, start by visually inspecting the air conditioning system for any obvious signs of damage or leaks, such as oil stains or wet spots beneath the vehicle. This initial check can often reveal simple problems that are easy to fix. Next, ensure that the AC compressor is engaging properly when you activate the system; a malfunctioning compressor can lead to inadequate cooling. It's also crucial to verify that the refrigerant levels are sufficient, which can be done using a pressure gauge to measure the system's pressure. Additionally, test the AC controls, including temperature settings and fan speeds, to confirm they are functioning as intended. Finally, listen for any unusual noises when the AC is running, as these sounds may indicate issues with the compressor or other components. By following these steps, you can effectively diagnose the AC problem and determine the necessary repairs or maintenance for your vehicle.

What are the common problems that could cause the AC to stop working in a 2016 Mitsubishi Outlander?

When the air conditioning system in your 2016 Mitsubishi Outlander fails to cool, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the first things to check is the refrigerant level; low refrigerant can significantly hinder the cooling process, so ensure there are no leaks and that the levels are adequate. Next, consider the compressor, as a faulty unit can prevent the system from functioning altogether. Electrical issues, such as blown fuses or damaged wiring, can also disrupt the AC's operation, so inspect these components for any signs of wear or damage. Additionally, a clogged or leaking condenser can impede airflow and cooling efficiency, making it essential to keep this part clean and intact. Lastly, a malfunctioning thermostat may not accurately regulate the temperature, leading to inconsistent cooling. By systematically examining these areas, you can identify the root cause of your AC issues and determine whether a DIY fix is feasible or if professional assistance is necessary.

How urgent is it to repair the non-functioning AC in a 2016 Mitsubishi Outlander?

Repairing the non-functioning AC in a 2016 Mitsubishi Outlander is an urgent matter that should not be overlooked. The discomfort caused by a malfunctioning AC can significantly detract from the driving experience, especially during sweltering summer months when temperatures soar. More critically, the absence of effective cooling can lead to serious health risks, particularly for vulnerable individuals such as children and the elderly, who are more susceptible to heat-related illnesses. Additionally, neglecting AC repairs can adversely affect the vehicle's resale value; prospective buyers are often deterred by the prospect of costly repairs, which can diminish the overall worth of the vehicle. Furthermore, operating the vehicle with a faulty AC can place undue strain on other components of the cooling system, potentially leading to more severe mechanical issues and expensive repairs in the future. Therefore, addressing AC problems promptly is essential not only for immediate comfort and safety but also for the long-term health of your vehicle.

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