AutoCodes – Subaru – B28AB Subaru

B28AB Subaru Code - Stereo Camera Microcomputer 2

Quick Answer

The Diagnostic Trouble Code (DTC) is set when a communication error occurs due to the malfunction of the microcomputer inside 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: B28AB Subaru indicates Stereo Camera Microcomputer 2.
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 7,205

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 Feb 19, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B28AB Subaru Description

The Diagnostic Trouble Code (DTC) is set when a communication error occurs due to the malfunction of the microcomputer inside the stereo camera.

OBDII Code B28AB Subaru - Stereo Camera Microcomputer 2 - AutoCodes.com — B28AB Subaru Code - Stereo Camera Microcomputer 2

What does this mean?

What are the Possible Causes of the DTC B28AB Subaru?

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

How to Fix the DTC B28AB 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 B28AB 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 B28AB Subaru Code

1. What does OBDII code B28AB Subaru indicate?

The B28AB code in a Subaru refers to a fault with the Stereo Camera Microcomputer 2, which is a component of the vehicle's advanced driver-assistance system (ADAS).

2. What are some common symptoms of OBDII code B28AB in a Subaru?

Common symptoms of the B28AB code may include issues with the adaptive cruise control system, lane departure warning system, or forward collision warning system in the vehicle.

3. What are possible causes of the B28AB trouble code in a Subaru?

Potential causes of the B28AB code include a faulty Stereo Camera Microcomputer 2, wiring or connection issues, software glitches, or a malfunction in other components of the ADAS system.

4. How can I diagnose the B28AB code in my Subaru?

Diagnosing the B28AB code typically requires a professional scan tool that can access the vehicle's ADAS system for detailed fault code information and sensor data to pinpoint the issue accurately.

5. Can I still drive my Subaru with the B28AB trouble code?

It's not recommended to drive the vehicle with the B28AB code present, as it may affect the proper functioning of crucial safety features like adaptive cruise control and collision warning systems.

6. How can I repair the B28AB code in my Subaru?

Repairing the B28AB code may involve replacing the faulty Stereo Camera Microcomputer 2, checking and repairing any wiring or connection issues, updating software if necessary, and recalibrating the ADAS system.

7. Is it safe to reset the B28AB trouble code in my Subaru without fixing the issue?

Resetting the B28AB code without addressing the underlying problem may temporarily clear the warning light but will not resolve the issue causing the fault in the ADAS system.

8. Can weather or environmental conditions trigger the B28AB trouble code in a Subaru?

Extreme weather conditions or environmental factors such as heavy rain, snow, or extreme temperatures can sometimes impact the functionality of the ADAS system and potentially trigger the B28AB code.

9. How much does it cost to repair the B28AB trouble code in a Subaru?

The cost of repairing the B28AB code can vary depending on the specific cause of the issue, the required parts, labor costs, and whether the repair is covered under warranty or insurance.

10. Can a DIY enthusiast fix the B28AB trouble code in a Subaru?

Due to the complexity of the ADAS system and the critical safety features involved, it's recommended to have the B28AB code diagnosed and repaired by a qualified technician with the necessary tools and expertise.