AutoCodes – Subaru – B14A7 Subaru

B14A7 Subaru Code - Variable Solenoid Valve Circuit

Quick Answer

The Air Condition (A/C) Control Module monitors the Sunload Sensor. Common causes include Faulty Variable Solenoid Valve, Variable Solenoid Valve harness is open or shorted, Variable Solenoid Valve 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: B14A7 Subaru indicates Variable Solenoid Valve Circuit.
Common causes: Common causes include Faulty Variable Solenoid Valve, Variable Solenoid Valve harness is open or shorted, Variable Solenoid Valve 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.

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Code Popularity 3,437

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 15, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B14A7 Subaru Description

The Air Condition (A/C) Control Module monitors the Sunload Sensor. The A/C Control Module sets the OBDII code when the Sunload Sensor is not to factory specifications.

OBDII Code B14A7 Subaru - Variable Solenoid Valve Circuit - AutoCodes.com — B14A7 Subaru Code - Variable Solenoid Valve Circuit

What does this mean?

What are the Possible Causes of the DTC B14A7 Subaru?

Faulty Variable Solenoid Valve
Variable Solenoid Valve harness is open or shorted
Variable Solenoid Valve circuit poor electrical connection
Faulty Air Condition (A/C) Control Module

How to Fix the DTC B14A7 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 B14A7 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 B14A7 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 B14A7 Subaru Code

1. What are the common symptoms of OBDII code B14A7 Subaru Variable Solenoid Valve Circuit?

The common symptoms include rough idling, engine misfires, poor acceleration, and decreased fuel efficiency.

2. What are the possible causes of OBDII code B14A7 Subaru Variable Solenoid Valve Circuit?

Possible causes include a faulty variable solenoid valve, wiring issues, poor electrical connections, or a problem with the engine control module (ECM).

3. How can I diagnose the OBDII code B14A7 Subaru Variable Solenoid Valve Circuit?

Diagnosis can be done using a scan tool to read the code, inspecting the variable solenoid valve and its wiring for any visible damage, and checking the electrical connections for proper voltage and continuity.

4. Can I continue driving my vehicle with the OBDII code B14A7 Subaru Variable Solenoid Valve Circuit?

It is not recommended to continue driving the vehicle with this code as it can lead to further engine damage and poor performance.

5. How can I repair OBDII code B14A7 Subaru Variable Solenoid Valve Circuit?

Repair involves replacing the faulty variable solenoid valve, repairing any damaged wiring or connectors, and clearing the trouble code with a scan tool.

6. Will resetting the trouble code make the issue go away permanently?

Resetting the trouble code may temporarily clear the warning light, but if the underlying issue is not fixed, the code is likely to return.

7. How much does it cost to repair OBDII code B14A7 Subaru Variable Solenoid Valve Circuit?

The cost of repair can vary depending on the extent of the issue, but it typically ranges from $150 to $500, including parts and labor.

8. Can I prevent OBDII code B14A7 Subaru Variable Solenoid Valve Circuit from occurring?

Regular maintenance and inspections of the variable solenoid valve and its wiring can help prevent this code from occurring. Also, using quality engine oil and following the manufacturer's recommended service intervals can help.

9. Are there any aftermarket solutions available for fixing OBDII code B14A7 Subaru Variable Solenoid Valve Circuit?

Yes, there are aftermarket variable solenoid valves available that can be used as replacements. However, it is recommended to use OEM parts for best performance and reliability.

10. Is it necessary to visit a dealership for repair of OBDII code B14A7 Subaru Variable Solenoid Valve Circuit?

While a dealership can provide specialized service, any qualified mechanic or auto repair shop with experience in handling Subaru vehicles should be able to diagnose and repair the issue.