2017 Honda CR-V Heater Isn't Working

Common Causes of Heater Issues in Your 2017 Honda CR-V and How to Resolve Them

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
31% chance it's the
Heater Blower Motor
0%
18% chance it's the
Heater Blower Motor Resistor
0%
51% chance it's
Something else
The most common reasons a 2017 Honda CR-V heater isn't working are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.
  • Heater Blower Motor: A faulty heater blower motor can result in inadequate airflow or no air circulation in the cabin, affecting the heating system's performance.
  • Heater Blower Motor Resistor: A faulty heater blower motor resistor can cause inconsistent fan speeds or complete failure of the blower motor.
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 steps to diagnose why the heater isn't working in a 2017 Honda CR-V?

To effectively diagnose why the heater isn't working in your 2017 Honda CR-V, start with a systematic approach that prioritizes simpler checks before delving into more complex issues. Begin by ensuring that the thermostat is set correctly and functioning properly, as a malfunctioning thermostat can significantly impact heating performance. Next, inspect the coolant level in the radiator; low coolant can lead to inadequate heating. If the coolant level is sufficient, examine the heater core for any signs of clogs or leaks, as these can obstruct the flow of hot air. Additionally, test the heater blower to confirm it is operational, since a faulty blower can prevent warm air from circulating inside the vehicle. It’s also important to check for air pockets in the cooling system, which can hinder the flow of hot coolant to the heater core; bleeding the system may be necessary. Finally, ensure that the heater controls on the dashboard are functioning correctly, as any issues here can prevent the heater from working effectively. By following this diagnostic approach, you can identify and address the underlying issues with your heater.

What are the common problems that could cause the heater to stop working in a 2017 Honda CR-V?

When troubleshooting a non-functioning heater in a 2017 Honda CR-V, it's essential to consider several common problems that could be at play. One of the first things to check is the coolant level; low coolant can significantly hinder the heater's ability to produce warm air. If the coolant is adequate, the next step is to inspect the thermostat, as a malfunctioning thermostat can lead to inconsistent heating or complete failure to heat. Additionally, the heater core should be examined for any clogs or leaks, as these can prevent heat from circulating into the cabin. It's also crucial to assess the blower motor, since a failure here can stop warm air from being distributed effectively. Lastly, don't overlook potential electrical issues, such as blown fuses or wiring problems, which can disrupt the heater's operation. By systematically addressing these areas, you can effectively diagnose and resolve the heating issues in your Honda CR-V.

How urgent is it to address the non-functioning heater in a 2017 Honda CR-V?

When faced with a non-functioning heater in a 2017 Honda CR-V, it is crucial to act swiftly to avoid potential complications. A malfunctioning heater not only diminishes passenger comfort during cold weather but also hampers visibility by failing to defrost the windshield effectively. This can create hazardous driving conditions, particularly in winter months or rainy weather. Moreover, the heater's failure may indicate underlying issues within the vehicle's cooling system, which could lead to more severe engine performance problems if left unaddressed. Prioritizing the repair of the heater is essential not only for maintaining a comfortable and safe driving environment but also for ensuring the overall efficiency and longevity of your vehicle. Ignoring this issue could result in increased repair costs and safety risks, making it imperative to resolve the problem as soon as possible.

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2017 Honda CR-V Heater Not Working? Common Issues & Fixes