AutoCodes – Subaru – B28A3 Subaru

B28A3 Subaru Code - EyeSight Communication

Quick Answer

The Diagnostic Trouble Code (DTC) is set when the combination meter detects the malfunction of the stereo camera. Common causes include Faulty Stereo Camera, Stereo Camera harness is open or shorted, Stereo Camera 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: B28A3 Subaru indicates EyeSight Communication.
Common causes: Common causes include Faulty Stereo Camera, Stereo Camera harness is open or shorted, Stereo Camera 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 1,067

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Feb 19, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B28A3 Subaru Description

The Diagnostic Trouble Code (DTC) is set when the combination meter detects the malfunction of the stereo camera.

OBDII Code B28A3 Subaru - EyeSight Communication - AutoCodes.com — B28A3 Subaru Code - EyeSight Communication

What does this mean?

What are the Possible Causes of the DTC B28A3 Subaru?

Faulty Stereo Camera
Stereo Camera harness is open or shorted
Stereo Camera circuit poor electrical connection

How to Fix the DTC B28A3 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 B28A3 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.

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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 B28A3 Subaru Code

1. What are the common symptoms of OBDII code B28A3 in a Subaru with EyeSight Communication?

The common symptoms include the EyeSight system not functioning properly, warning lights on the dashboard, and potential issues with adaptive cruise control.

2. What can cause the OBDII code B28A3 to appear in a Subaru EyeSight system?

This code is typically caused by a communication error between the EyeSight system components, such as faulty sensors, wiring issues, or a malfunctioning control module.

3. How can I diagnose and repair OBDII code B28A3 in my Subaru with EyeSight?

Diagnosing this code may require specialized diagnostic equipment to pinpoint the exact cause of the communication error. Repair involves fixing or replacing the faulty components and resetting the system.

4. Can I continue driving my Subaru if OBDII code B28A3 is present?

While you may still be able to drive your vehicle with this code, it is not recommended as it may affect the functionality of the EyeSight system, which is designed to enhance safety features.

5. Are there any DIY tips for troubleshooting OBDII code B28A3 in a Subaru EyeSight system?

You can start by checking the connections and wiring related to the EyeSight components for any visible damage or loose connections. However, for a thorough diagnosis and repair, it is recommended to consult a professional mechanic.

6. How much does it typically cost to repair OBDII code B28A3 in a Subaru with EyeSight?

The cost of repair can vary depending on the specific cause of the communication error and the parts that need replacement. It is advisable to get a diagnostic assessment from a qualified technician for an accurate estimate.

7. Will resetting the OBDII code B28A3 in my Subaru EyeSight system make it go away permanently?

Simply resetting the code may temporarily clear the warning lights, but if the underlying issue causing the code is not addressed, it is likely to reappear. Proper diagnosis and repair are essential for a permanent solution.

8. Is OBDII code B28A3 specific to Subaru vehicles with EyeSight, or can it occur in other vehicles?

This particular code is specific to Subaru vehicles equipped with the EyeSight driver-assist system. Other vehicle manufacturers may have different codes related to similar communication issues.

9. How long does it typically take to repair OBDII code B28A3 in a Subaru EyeSight system?

The repair time can vary depending on the extent of the issue and the availability of replacement parts. In some cases, it may be a quick fix, while more complex problems may require more time for diagnosis and repair.

10. Can I prevent OBDII code B28A3 from reoccurring in my Subaru EyeSight system?

Regular maintenance and inspections of the EyeSight system components can help prevent issues that may trigger this code. Promptly addressing any warning lights or unusual behavior can also help avoid the recurrence of this code.