AutoCodes – Subaru – B14A6 Subaru

B14A6 Subaru Code - Refrigerant Flow Sensor Circuit Short Circuit

Quick Answer

The Air Condition (A/C) Control Module monitors the Refrigerant Flow Sensor. Common causes include Faulty Refrigerant Flow Sensor, Refrigerant Flow Sensor harness is open or shorted, Refrigerant Flow Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B14A6 Subaru indicates Refrigerant Flow Sensor Circuit Short Circuit.
Common causes
Common causes include Faulty Refrigerant Flow Sensor, Refrigerant Flow Sensor harness is open or shorted, Refrigerant Flow Sensor circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,256
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 15, 2019
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Code B14A6 Subaru Description

The Air Condition (A/C) Control Module monitors the Refrigerant Flow Sensor. The A/C Control Module sets the OBDII code when the Refrigerant Flow Sensor is not to factory specifications.
OBDII Code B14A6 Subaru - Refrigerant Flow Sensor Circuit Short Circuit - AutoCodes.com
B14A6 Subaru Code - Refrigerant Flow Sensor Circuit Short Circuit

What are the Possible Causes of the DTC B14A6 Subaru?

  • Faulty Refrigerant Flow Sensor
  • Refrigerant Flow Sensor harness is open or shorted
  • Refrigerant Flow Sensor circuit poor electrical connection
  • Faulty Air Condition (A/C) Control Module

How to Fix the DTC B14A6 Subaru?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B14A6 Subaru code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B14A6 Subaru code?

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B14A6 Subaru Code

1. What are some common symptoms of OBDII code B14A6 in a Subaru related to the Refrigerant Flow Sensor Circuit Short Circuit?

- Common symptoms include issues with the air conditioning system, such as inconsistent cooling or complete failure of the AC.

2. What are the possible causes of OBDII code B14A6 in a Subaru indicating a Refrigerant Flow Sensor Circuit Short Circuit?

- The code may be triggered by a short circuit in the refrigerant flow sensor circuit, damaged wiring, or a faulty refrigerant flow sensor.

3. How can I diagnose the OBDII code B14A6 in my Subaru related to the Refrigerant Flow Sensor Circuit Short Circuit?

- Diagnosing this code typically involves checking the wiring for any damage, testing the refrigerant flow sensor for proper functionality, and using a scan tool to retrieve and clear the code.

4. Can I continue to drive my Subaru with OBDII code B14A6 indicating a Refrigerant Flow Sensor Circuit Short Circuit?

- It is not recommended to drive the vehicle with this code present, as it can lead to further damage to the air conditioning system and affect the overall performance of the vehicle.

5. How can I repair OBDII code B14A6 in my Subaru caused by a Refrigerant Flow Sensor Circuit Short Circuit?

- Repair options may include repairing or replacing damaged wiring, replacing the faulty refrigerant flow sensor, and clearing the code using a scan tool after the repairs are completed.

6. Are there any preventive measures to avoid OBDII code B14A6 in a Subaru related to the Refrigerant Flow Sensor Circuit Short Circuit?

- Regular maintenance of the air conditioning system, including checking for any signs of damage to the wiring or sensors, can help prevent this code from occurring.

7. Can a DIY enthusiast fix OBDII code B14A6 in a Subaru signaling a Refrigerant Flow Sensor Circuit Short Circuit?

- While some aspects of diagnosing and repairing this code may be within reach of a DIY enthusiast, it is recommended to consult a professional mechanic for accurate diagnosis and repair.

8. What is the typical cost to repair OBDII code B14A6 in a Subaru due to a Refrigerant Flow Sensor Circuit Short Circuit?

- The cost of repairing this code can vary depending on the extent of the damage and the specific parts that need to be replaced, but it may range from a few hundred to a thousand dollars.

9. How long does it usually take to repair OBDII code B14A6 in a Subaru caused by a Refrigerant Flow Sensor Circuit Short Circuit?

- The repair time can vary based on the complexity of the issue and the availability of parts, but it may take a few hours to a full day to complete the repair.

10. Is it necessary to reset the OBDII code B14A6 in my Subaru after repairing the Refrigerant Flow Sensor Circuit Short Circuit issue?

- Yes, it is important to reset the code using a scan tool after completing the repairs to ensure that the issue has been resolved and to clear the warning light on the dashboard.

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