OBD-II Body Error Code B0064: How to Fix It
Medium 1-3 hours Critical Severity
Verified June 2026
- Error Code
- B0064
- Brand
- OBD-II Body
- Product Type
- automotive
- Severity
- Critical
- DIY Difficulty
- Medium
- Estimated Fix Time
- 1-3 hours
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Tools You'll Need
- OBD-II scanner with airbag capability
- Digital multimeter
- Socket set
- Wire brush or sandpaper
- Safety glasses
- Work gloves
How to Fix Error Code B0064
-
Safety First - Park and Disconnect Battery
Never work on airbag systems with battery connected. Airbags can deploy unexpectedly causing serious injury or death. -
Scan for Additional Codes
-
Locate Front Impact Sensors
-
Inspect Sensor Wiring and Connections
Handle airbag system wiring gently. Rough handling can damage sensitive components. -
Test Sensor Resistance
-
Check Ground Connections
-
Replace Faulty Sensor if Needed
Only use OEM or equivalent airbag sensors. Aftermarket sensors may not meet safety standards. -
Reconnect Battery and Clear Codes
-
Test Drive and Verify Repair
Parts You May Need
Front impact sensor
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Wiring harness repair kit
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Electrical contact cleaner
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Front impact sensor
Check Price on Amazon
Wiring harness repair kit
Check Price on Amazon
Electrical contact cleaner
Check Price on Amazon
Front impact sensor
Check Price on Amazon
Wiring harness repair kit
Check Price on Amazon
Electrical contact cleaner
Check Price on Amazon
Front impact sensor
Check Price on Amazon
Wiring harness repair kit
Check Price on Amazon
Electrical contact cleaner
Check Price on Amazon
Front impact sensor
Check Price on Amazon
Wiring harness repair kit
Check Price on Amazon
Electrical contact cleaner
Check Price on Amazon
Front impact sensor
Check Price on Amazon
Wiring harness repair kit
Check Price on Amazon
Electrical contact cleaner
Check Price on Amazon
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When to Call a Professional
Call a professional if you're uncomfortable working with airbag systems, if multiple sensors fail simultaneously, if the airbag control module needs replacement, or if the vehicle has been in an accident. Airbag work requires specialized knowledge and tools for safety.Frequently Asked Questions
Can I drive with B0064 error code?
You should not drive with this error code as it indicates a critical airbag system malfunction. The airbags may not deploy properly in an accident, compromising your safety.
How much does it cost to fix B0064 error code?
Repair costs typically range from $200-800 depending on whether wiring repair or sensor replacement is needed. Professional diagnosis fees are usually $100-150.
What causes front impact sensor signal mismatch?
Common causes include damaged wiring from accidents or corrosion, faulty sensors due to moisture exposure, poor electrical connections, or previous collision damage affecting sensor mounting.
Will my airbag light stay on with B0064?
Yes, the airbag warning light will remain illuminated on your dashboard when this error code is present. The light indicates the airbag system is not functioning properly.
How do I prevent B0064 error from happening again?
Keep the engine bay clean and dry, avoid driving through deep water, have regular inspections after any front-end impact, and address any electrical issues promptly to prevent corrosion.