B3667
Tonneau Release Circuit
B3667 is an OBD-II diagnostic trouble code meaning: Tonneau Release Circuit. Common causes: broken or damaged wiring harness, contact corrosion. Estimated repair cost: $6–56.
Symptoms
- The trunk lid does not open with the button
- Unable to open trunk remotely
- Error indication on the dashboard
Causes
- Broken or damaged wiring harness
- Contact corrosion
- Blown fuse
- Faulty solenoid/electrical mechanism
- Problem with the control module
How to Fix
- Check circuit fuse
- Inspect the wiring harness for damage
- Check the functionality of the solenoid/electric mechanism
- Clean contacts from corrosion
- If necessary, replace faulty components
Related codes
Error B3667 by Vehicle Brand
FAQ
What does the B3667 code mean?
B3667 is an OBD-II diagnostic trouble code that indicates: Tonneau Release Circuit
What causes a B3667 error code?
The most common causes of B3667 include: Broken or damaged wiring harness; Contact corrosion; Blown fuse; Faulty solenoid/electrical mechanism.
How do I fix a B3667 diagnostic trouble code?
To fix B3667: Check circuit fuse. Inspect the wiring harness for damage. Check the functionality of the solenoid/electric mechanism. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with B3667?
Limited driving only, diagnose soon
How much does it cost to fix B3667?
The estimated repair cost for B3667 is $6–56. Actual cost depends on your vehicle, location, and labor rates.
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