Meaning and Explanation of Error Code B0067
B0067 – Driver’s Seatbelt Pretensioner Circuit Short Circuit
What is error code B0067?
Error code B0067 refers to the vehicle’s passive safety system, specifically the driver’s seatbelt pretensioner circuit. This error indicates a short circuit in the circuit, which may lead to a malfunction of the passenger safety device in the event of an accident. This error can cause the driver’s seatbelt pretensioner to fail to work in an accident, increasing the risk of injury. Additionally, the SRS light on the dashboard may illuminate, indicating a safety fault.
Symptoms of Error Code B0067
- SRS indicator light on the dashboard illuminates
- Seatbelt pretensioner failure during an accident
- Other errors may occur in other components of the SRS system
Main Causes of Error Code B0067
- Damaged wiring in the seatbelt pretensioner circuit
- Pretensioner itself is faulty
- Corroded or contaminated connector
- Problems in the SRS control module
Error Code B0067 in Common Vehicles
Chevrolet B0067 error characteristics: Usually occurs due to damaged wiring in the pretensioner circuit. It is recommended to inspect and replace the damaged area.
GMC B0067 error characteristics: There may be a problem with the SRS control module. Diagnosis is required, and the module should be replaced if necessary.
Cadillac B0067 error characteristics: May be caused by connector corrosion. It is recommended to clean and treat the contact points using special methods.
Buick B0067 error characteristics: Usually related to a fault in the pretensioner itself. Resistance testing is required, and replacement if necessary.
Opel B0067 error characteristics: There may be a problem with the SRS module software. The module needs to be reflashed or replaced.
How to diagnose error code B0067?
- Connect an OBD2 diagnostic scanner to the vehicle and read the error codes.
- Check the wiring and connectors in the driver’s seatbelt pretensioner circuit for damage or corrosion.
- Use a multimeter to measure the resistance of the pretensioner. Compare the obtained value with the manufacturer’s technical data.
- Check the SRS control module for other error codes that may indicate problems with the system.
- If necessary, contact a specialist for further diagnosis and repair.
Possible Causes and Diagnostic Methods
| Possible Cause | How to check? |
|---|---|
| Damaged wiring | Visual inspection, continuity check |
| Pretensioner malfunction | Resistance test, replace if necessary |
| Corroded or contaminated connector | Clean and treat the connector using specialized products |
| Problem in the SRS control module | OBD2 scanner diagnosis, check error codes |
Tools required: OBD2 diagnostic scanner, multimeter, contact cleaner, vehicle wiring diagram
How to fix error code B0067? (Solution to the problem)
Simple repair methods
- Clean the connectors and contacts in the pretensioner circuit
- Replace damaged wires
- Reset the error code after troubleshooting
In-depth diagnostic and repair plan
- Replace the faulty seat belt pretensioner
- Repair or replace the SRS control module
- Complete passive safety system diagnosis
Troubleshooting by symptoms
| Symptom | Possible solution |
|---|---|
| Illuminated SRS indicator | Troubleshooting and fixing error B0067 |
| No pretensioner activation | Check and replace the pretensioner if necessary |
| Damaged wiring | Repair or replace the damaged wire segment |
B0067 Frequently Asked Questions
Is it possible to drive with error B0067?
It is not recommended, as error B0067 means that the driver’s seat belt pretensioner may be malfunctioning, which reduces the effectiveness of the passive safety system in the event of an accident.
Is error B0067 dangerous for the driver?
Yes, the error can cause the seat belt pretensioner to fail in an accident, increasing the risk of injury.
How to reset error B0067?
First, you need to eliminate the cause of the error, then you can reset the fault code with a diagnostic scanner, or disconnect the battery for 10-15 minutes. However, if the problem is not resolved, the error will reappear.
Can B0067 be cleared independently?
If you have experience and can use the necessary tools, you can try cleaning the contact points and checking the wiring. However, for accurate diagnosis and repair of the SRS system, it is best to consult a specialist.
Do I need to replace the airbag to address error B0067?
No, error B0067 is a problem with the seat belt pretensioner, not the airbag. If the airbag is not damaged and is functioning correctly, it does not need to be replaced.
B0067 Related OBD2 Errors
B0068 – Passenger seatbelt pretensioner circuit voltage out of range
B0069 – Passenger seatbelt pretensioner short circuit
B0070 – Driver seatbelt pretensioner chain broken
Important! In case of B0067 errors, the passive safety system may not function correctly in an accident, increasing the risk of injury. If this error is detected, it is recommended to diagnose and repair the fault immediately. If you do not have experience repairing passive safety systems, please contact a qualified technician.