B006C high Severity

B006C: Seat belt buckle switch fault (passenger side) [unverified]

May not directly affect engine performance but impacts passenger safety systems (airbag/passenger restraint)

Overview

DTC B006C automotive diagnostic trouble code potentially refers to a fault in the front passenger seat belt buckle switch or is listed as an ISO/SAE reserved code with no official definition.

Common Symptoms

  • Airbag warning light illuminated
  • Seat belt warning indicator/chime may not function correctly
  • Passenger presence system may incorrectly detect seat belt status

Most Common Causes

Faulty front passenger seat belt buckle switch medium

Reported by independent diagnostic sites; not confirmed by OEM standard

Loose or corroded connector/wiring in seat belt buckle circuit medium

Connector issues frequently d alongside buckle switch faults

Airbag control module interpretation or software issue low

Less commonly d; no official documentation

Diagnostic Steps

  1. Retrieve the code with a capable SRS/airbag scanner tool
    Expected: Code B006C present in restraint system memory
    Interpretation: Confirms the fault is logged in restraint system
  2. Inspect seat belt buckle harness and connector for damage/corrosion
    Expected: Good physical condition and secure connection
    Interpretation: Damaged connector suggests wiring issue
  3. Measure continuity/resistance of the seat belt buckle switch circuit
    Expected: Within manufacturer tolerance for closed/open states
    Interpretation: Out-of-spec indicates a faulty buckle switch
  4. Clear code and perform test drive/occupant detection simulation
    Expected: Code does not return if repair successful
    Interpretation: Recurring code suggests further system/ECU fault

Repair Solutions

Replace front passenger seat belt buckle switch medium
Estimated Cost: $150 - $300

Typical independent repair estimate; varies by vehicle

Repair/clean wiring harness and connectors medium
Estimated Cost: $50 - $150

Cost depends on extent of harness repair

Reprogram/scan airbag control module hard
Estimated Cost: $75 - $200

May require dealer/advanced diagnostic scan tool

Common Misdiagnoses

Avoid these common diagnostic mistakes:

  • Generic body fault or random reserved code misinterpretation

Frequently Asked Questions

What is the definition of the B006C engine code?

The B006C code stands for Seat belt buckle switch fault (passenger side) [unverified]. This generally indicates an issue with the Sensors system.

How serious is the B006C code?

The B006C code is considered high severity. May not directly affect engine performance but impacts passenger safety systems (airbag/passenger restraint)

Symptoms associated with DTC B006C

Drivers often report: Airbag warning light illuminated, Seat belt warning indicator/chime may not function correctly, Passenger presence system may incorrectly detect seat belt status when this code is present.

What causes the B006C code?

It can be caused by several factors, most notably: Faulty front passenger seat belt buckle switch, Loose or corroded connector/wiring in seat belt buckle circuit, Airbag control module interpretation or software issue.

How much does it cost to fix B006C?

The cost varies significantly based on the root cause. For example, replacing a Repair/clean wiring harness and connectors typically costs between $50 and $150, while fixing a Replace front passenger seat belt buckle switch can range from $150 to $300.

Does B006C affect Ford, Toyota, or Honda?

This is a universal code. You might see B006C on Ford, Chevrolet, Toyota, Honda, Nissan, or any other OBD-II vehicle.

User Comments (0)

Share your experience or ask a question about this code.

Be the first to share your experience with B006C!