2016 Subaru Crosstrek Ac Isn't Working

Common Causes of AC Issues in Your 2016 Subaru Crosstrek and How to Resolve 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 2016 Subaru Crosstrek 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 Subaru Crosstrek?

When diagnosing an AC issue in a 2016 Subaru Crosstrek, it's essential to adopt a systematic diagnostic approach that begins with the simplest checks before moving on to more complex assessments. Start by confirming that the AC system is powered on and that the blower is set to a high speed, as these basic settings can sometimes be overlooked. Next, assess the refrigerant level using a refrigerant gauge; low refrigerant is a frequent culprit behind AC problems. If the gauge indicates high pressure without cooling, the issue may lie elsewhere. Observe the AC compressor to see if it engages when the system is activated; a lack of engagement could signal an electrical fault or a malfunctioning compressor clutch. Additionally, inspect the AC fuse for any signs of damage, as a blown fuse can disrupt the system's operation. It's also crucial to check the AC condenser for blockages or debris that could hinder performance, and ensure the cabin air filter is clean to maintain proper airflow. If the AC operates intermittently, consider examining the compressor clutch gap, as an excessive gap can lead to operational issues. Finally, conduct a visual inspection for refrigerant leaks, looking for oil spots or dye that may indicate a problem. By following this structured approach, you can effectively identify the root cause of the AC issue and determine whether professional assistance is necessary.

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

When dealing with air conditioning problems in a 2016 Subaru Crosstrek, it's essential to understand the common issues that can arise. One prevalent concern is a refrigerant leak, which can significantly hinder the AC's cooling efficiency. Look for signs such as diminished cooling performance or any oily residue around the AC components, indicating a leak. Another critical component to inspect is the compressor; if the compressor or its clutch is malfunctioning, it may fail to pressurize the refrigerant properly. Pay attention to the clutch air gap, which should be between 0.016" and 0.025" to ensure proper engagement. Additionally, the condenser should be checked for blockages or damage, as any obstruction can restrict airflow and reduce cooling efficiency. Don't overlook the blend door actuator, as a faulty actuator can lead to inconsistent temperature control within the cabin. A dirty or clogged cabin air filter can also strain the AC system, so regular maintenance of this filter is crucial for optimal performance. Lastly, inspect the evaporator core for blockages or leaks, as these can prevent cold air from circulating effectively. By systematically addressing these common issues, you can enhance the performance of your Crosstrek's AC system and enjoy a more comfortable driving experience.

How urgent is it to address the non-functioning AC in a 2016 Subaru Crosstrek?

When dealing with a non-functioning AC in a 2016 Subaru Crosstrek, the urgency to address the problem cannot be overstated. A malfunctioning air conditioning system can significantly impact your comfort and safety, especially during hot weather. High temperatures inside the vehicle can lead to discomfort and health risks, particularly for vulnerable passengers. Moreover, ignoring the issue can result in more severe damage to the AC system. For instance, if the problem stems from a refrigerant leak, continued use may exacerbate the leak, leading to higher repair costs down the line. Additionally, electrical issues, such as faulty fuses or relays, can affect other components of the vehicle if not resolved promptly. Mechanical problems, like a failing compressor or blocked condenser, can escalate into more complex repairs if left unattended. Regular maintenance, including checking for leaks and ensuring the condenser is clear, is essential to prevent these issues from arising. Therefore, addressing AC problems swiftly is crucial not only for immediate comfort but also for the long-term health of your vehicle.

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