Quick Answer
B0928 means: B0928 indicates a malfunction in the airbag sensor circuit, affecting airbag deployment.
Can I drive with B0928? Immediate attention is required to ensure safety systems are operational.
Common Questions
What does B0928 mean and how does it affect my car?
The B0928 code indicates an issue with the airbag sensor circuit, potentially preventing your airbag from deploying during an accident. This can greatly affect your safety on the road as the airbag system is crucial for protecting occupants during collisions. It's essential to address this issue immediately to ensure that your vehicle's safety systems are fully operational.
What are the most common causes of B0928 and how much does it cost to fix?
Common causes of B0928 include damaged wiring, faulty sensors, and corrosion in electrical connectors. Repair costs can range from $100 to $600 depending on whether you're replacing a sensor, repairing wiring, or replacing the airbag control module. It's crucial to diagnose the specific issue to understand the exact repair needed.
Can I drive my car with B0928 or should I stop immediately?
While you may still be able to drive your vehicle, it is strongly advised to refrain from driving until the issue is resolved. A malfunctioning airbag system poses significant safety risks, as your airbags may not deploy in the event of a crash. Prioritize getting the vehicle inspected as soon as possible.
How can I diagnose B0928 myself using GeekOBD APP?
To diagnose B0928 using the GeekOBD APP, first connect it to your vehicle's OBD2 port. Run a full scan to retrieve any codes and check the freeze frame data for context. Pay attention to any related codes that may indicate additional issues. This will give you a clearer understanding of the airbag system's status before proceeding with repairs.
What vehicles are most commonly affected by B0928?
Vehicles like the 2010-2015 Honda Accord, 2011-2014 Ford Edge, and 2008-2013 Chevrolet Malibu frequently experience the B0928 code. If you own one of these vehicles, be vigilant about airbag system functions and have them checked regularly, especially if the airbag warning light comes on.
How can I prevent B0928 from happening again?
To prevent the B0928 code from recurring, ensure regular maintenance of your vehicle's electrical systems. Keep connectors clean and free from corrosion, and inspect wiring for wear. If you frequently transport heavy items, be cautious of impacts that may damage the airbag sensors. Additionally, consider having your airbag system checked during routine vehicle inspections.
What is B0928?
The diagnostic trouble code B0928 indicates a malfunction in the airbag sensor circuit, which is crucial for the proper deployment of airbag systems during an accident. This code specifically points to issues with the side impact sensor located in the vehicle's seat or door area. When there is a fault in this circuit, the airbag warning light on your dashboard may illuminate, indicating that the safety system is compromised. In vehicles such as the 2010-2015 Honda Accord and the 2011-2014 Ford Edge, this code can be triggered by various factors, including damaged wiring, a faulty airbag sensor, or issues within the airbag control module itself. Ignoring this code can lead to severe safety risks, as the airbags may not deploy in the event of a collision, significantly increasing the risk of injury. It's essential to address this code promptly by conducting a thorough diagnosis. Repairing the underlying issue could involve replacing the faulty sensor, repairing damaged wiring, or updating the airbag control module, depending on the diagnostic results. Always remember that airbag systems are intricate and should be handled with care, ideally by a professional technician.
System: B - Body (Airbags, Lighting, Security, Climate Control)
Symptoms
Common symptoms when B0928 is present:
- The airbag warning light stays illuminated on the dashboard, signaling a potential problem with the airbag system.
- There may be inconsistent airbag deployment during crash tests, as indicated by previous repair records.
- You might notice that the seat belt pretensioners do not activate during hard braking or sudden stops, reflecting a problem in the safety system.
- In some cases, the vehicle may experience difficulty in resetting the airbag system after repairs, indicating deeper issues.
- The vehicle's OBD2 scanner may show additional codes related to airbag malfunctions, pointing toward broader sensor issues.
Possible Causes
Most common causes of B0928 (ordered by frequency):
- A damaged wiring harness, which is the most common cause, accounts for about 40% of B0928 cases. This can occur due to wear and tear or exposure to moisture.
- Faulty airbag sensors, typically located in the door or seat areas, are another common culprit, making up approximately 30% of occurrences. These sensors can fail due to manufacturing defects or impact damage.
- Corrosion in electrical connectors, which can disrupt the circuit, accounts for about 20%. Regular inspections can help prevent this issue.
- Less common but serious causes include a malfunctioning airbag control module, which can prevent the entire airbag system from functioning correctly.
- A rare cause would be issues with the vehicle's onboard computer system, which might incorrectly interpret sensor data, leading to a false B0928 code.
B0928 Repair Costs
Cost Breakdown by Repair Type
Sensor Replacement
Replacing the faulty airbag sensor, which is usually the root cause of the B0928 code.
- Total: $150 - $350
- Success rate: 85%
Wiring Repair
Repairing or replacing damaged wiring or connectors associated with the airbag system.
- Total: $100 - $250
- Success rate: 75%
Control Module Replacement
Replacing the airbag control module if it is found faulty during diagnosis.
- Total: $300 - $600
- Success rate: 90%
Money-Saving Tips for B0928
- Start with the most common and least expensive repairs first
- Use GeekOBD APP to confirm diagnosis before replacing expensive parts
- Consider preventive maintenance to avoid future occurrences
- Compare prices for OEM vs aftermarket parts based on your needs
- Address the issue promptly to prevent more expensive secondary damage
Diagnostic Steps
Professional B0928 Diagnosis Process
Follow these systematic steps to accurately diagnose B0928. Each step builds on the previous one to ensure accurate diagnosis.
Step 1: Step 1: Initial visual inspection - Check for damaged wiring, loose connections, or corrosion around the airbag sensors and control module (5-10 minutes)
Step 1: Initial visual inspection - Check for damaged wiring, loose connections, or corrosion around the airbag sensors and control module (5-10 minutes).
Step 2: Step 2: OBD2 scan with GeekOBD APP - Use the GeekOBD APP to retrieve all stored codes and freeze frame data to provide context for the fault (10-15 minutes)
Step 2: OBD2 scan with GeekOBD APP - Use the GeekOBD APP to retrieve all stored codes and freeze frame data to provide context for the fault (10-15 minutes).
Step 3: Step 3: Component testing - Utilize a multimeter to test the voltage and continuity of the airbag sensor circuit (20-30 minutes)
Step 3: Component testing - Utilize a multimeter to test the voltage and continuity of the airbag sensor circuit (20-30 minutes).
Step 4: Step 4: System function test - After repairs, verify the operation of the airbag system and clear any fault codes (10-15 minutes)
Step 4: System function test - After repairs, verify the operation of the airbag system and clear any fault codes (10-15 minutes).
Step 5: Step 5: Road test verification - Drive the vehicle under various conditions to ensure the airbag system functions correctly and no codes return (15-20 minutes)
Step 5: Road test verification - Drive the vehicle under various conditions to ensure the airbag system functions correctly and no codes return (15-20 minutes).
Important Notes
- Always verify the repair with GeekOBD APP after completing diagnostic steps
- Clear codes and test drive to ensure the problem is resolved
- Address underlying causes to prevent code recurrence
Real Repair Case Studies
Case Study 1: Honda Accord Airbag Sensor Replacement
Vehicle: 2012 Honda Accord, 85,000 miles
Problem: Customer reported that the airbag warning light was illuminated and was concerned about safety.
Diagnosis: Upon scanning with the GeekOBD APP, the B0928 code was confirmed, and a visual inspection revealed damaged wiring near the side impact sensor.
Solution: Replaced the damaged wiring harness and the faulty airbag sensor. Cleared codes and verified the system's functionality.
Cost: $275 (parts: $150 for sensor, $125 for wiring repair)
Result: The airbag system was fully functional after repairs, and the warning light remained off.
Case Study 2: Ford Edge Airbag Control Module Replacement
Vehicle: 2013 Ford Edge, 90,000 miles
Problem: Customer noticed the airbag light on the dashboard and was unable to reset it.
Diagnosis: The GeekOBD APP indicated the B0928 code along with additional codes pointing to a malfunctioning airbag control module.
Solution: Replaced the airbag control module and recalibrated the system. Conducted a thorough function test.
Cost: $500 (parts: $400 for control module, $100 for labor)
Result: Post-repair, the airbag system operated correctly, and the warning light was off.