B28A1 Code - EyeSight Communication
Quick Answer
The B28A1 code relates to the EyeSight communication system in the vehicle. Common causes include Faulty EyeSight camera or sensor, Damaged wiring or connectors in the EyeSight system, Software malfunction in the control module. 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
- B28A1 indicates EyeSight Communication.
- Common causes
- Common causes include Faulty EyeSight camera or sensor, Damaged wiring or connectors in the EyeSight system, Software malfunction in the control module.
- 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 B28A1 Description
The B28A1 code relates to the EyeSight communication system in the vehicle. EyeSight is a driver-assist technology developed by Subaru that uses cameras and sensors to provide features such as adaptive cruise control, pre-collision braking, lane departure warning, and lane-keep assist. When this code appears, it indicates a communication issue within the EyeSight system, which can affect the proper functioning of these safety features.
Common Causes of B28A1
- Faulty EyeSight camera or sensor
- Damaged wiring or connectors in the EyeSight system
- Software malfunction in the control module
- Water or debris intrusion affecting sensor performance
- Physical damage to the EyeSight components due to a collision or impact
Symptoms of B28A1
- EyeSight warning light illuminated on the dashboard
- Loss of adaptive cruise control functionality
- Inability to engage pre-collision braking
- Lane departure warning system not working
- Erratic behavior of the lane-keep assist feature
How to Fix B28A1
- Begin by conducting a thorough diagnostic scan to pinpoint the exact cause of the communication issue.
- Inspect the EyeSight cameras and sensors for any signs of damage or malfunction.
- Check the wiring and connectors for corrosion, loose connections, or breaks.
- Update the software in the control module to ensure compatibility and proper communication.
- Replace any faulty components identified during the diagnostic process.
Cost to Fix B28A1
The cost of repairing the EyeSight communication issue can vary depending on the specific cause of the problem. In general, replacing sensors or cameras can range from $200 to $600 each, while addressing wiring issues may cost around $100 to $300. Software updates and diagnostic scans typically range from $100 to $200. Labor costs can add up, with rates ranging from $80 to $150 per hour. Overall, the total repair cost for the B28A1 code could range from $300 to $1500, depending on the extent of the repairs needed. It's advisable to consult with a qualified technician to get an accurate estimate based on your vehicle's make and model.
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Code B28A1 Information for Specific Makes
- B28A1 Subaru — EyeSight Communication
Frequently Asked Questions about B28A1 Code
1. What does the OBDII code B28A1 mean?
Code B28A1 indicates an issue with the EyeSight communication system in a Subaru vehicle, which relies on cameras and sensors to assist with safety features like adaptive cruise control and lane-keeping.
2. What are the common symptoms of code B28A1?
Common symptoms include deactivation of EyeSight features, warning lights on the dashboard, or error messages related to the safety system.
3. What causes the B28A1 code to appear?
The code can be triggered by issues such as a misaligned camera, dirty or obstructed sensors, wiring problems, or a malfunction in the EyeSight control module.
4. Can weather conditions cause the B28A1 code?
Yes, adverse weather conditions like heavy rain, snow, or fog can obstruct the cameras or sensors, potentially causing this code to appear temporarily.
5. How do I fix the B28A1 code?
Cleaning the EyeSight camera lenses, ensuring proper alignment, and checking for loose or damaged wiring are good starting points. A professional diagnostic scan may be required if the issue persists.
6. Do I need to recalibrate the EyeSight system to clear the B28A1 code?
Recalibration may be necessary if the cameras or sensors have been misaligned due to windshield replacement, collision, or other impacts.
7. Can a weak battery trigger the B28A1 code?
Yes, a weak or failing battery can cause communication errors in the EyeSight system, potentially triggering this code.
8. Is it safe to drive with the B28A1 code active?
While the vehicle may still be drivable, the EyeSight safety features may be disabled, reducing the overall safety of the vehicle.
9. How much does it cost to repair the B28A1 code?
Costs can vary but may range from simple cleaning or recalibration (around $100-$300) to more expensive repairs if the control module or sensors need replacement.
10. Can I clear the B28A1 code without fixing the problem?
Clearing the code without addressing the root cause is not recommended, as the issue will likely return and could compromise the functionality of the EyeSight system.
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