AutoCodesGeneric – B001B:0D

B001B:0D Code - Passenger Seat Belt Anchor Pretensioner Deployment Loop High Resistance

Quick Answer

The seat belt pretensioner (driver and passenger) consists of a housing, seat belt retractor (located in the B-pillar), seat belt anchor (located in the seat), seat belt webbing, an initiator, and a canister of gas-generating materials. Common causes include Faulty Passenger Seat Belt Anchor Pretensioner, Passenger Seat Belt Anchor Pretensioner harness is open or shorted, Passenger Seat Belt Anchor Pretensioner circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
B001B:0D indicates Passenger Seat Belt Anchor Pretensioner Deployment Loop High Resistance.
Common causes
Common causes include Faulty Passenger Seat Belt Anchor Pretensioner, Passenger Seat Belt Anchor Pretensioner harness is open or shorted, Passenger Seat Belt Anchor Pretensioner circuit poor electrical connection.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code Popularity 802
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 05, 2022
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Code B001B:0D Description

The seat belt pretensioner (driver and passenger) consists of a housing, seat belt retractor (located in the B-pillar), seat belt anchor (located in the seat), seat belt webbing, an initiator, and a canister of gas-generating materials. The initiator is part of the seat belt pretensioner deployment loop. When the vehicle is involved in a collision of sufficient force, the Inflatable Restraint Sensing and Diagnostic Module (SDM) causes current to flow through the seat belt deployment loops to the initiator. Current passing through the initiator ignites the material in the canister producing a rapid generation of gas. The gas produced from this reaction deploys the seat belt pretensioners which removes all of the slack in the seat belts. Depending on the severity of the collision, the seat belt pretensioners may deploy without the frontal air bags deploying, or they will deploy immediately before the frontal air bags deploy. A shorting bar (if equipped) is located in the connector. The Diagnostic Trouble Code (DTC) will be set if the pretensioner deployment loop resistance is greater than 4.2 Ω for 2 s.
OBDII Code B001B:0D - Passenger Seat Belt Anchor Pretensioner Deployment Loop High Resistance - AutoCodes.com
B001B:0D Code - Passenger Seat Belt Anchor Pretensioner Deployment Loop High Resistance

What are the Possible Causes of the DTC B001B:0D?

  • Faulty Passenger Seat Belt Anchor Pretensioner
  • Passenger Seat Belt Anchor Pretensioner harness is open or shorted
  • Passenger Seat Belt Anchor Pretensioner circuit poor electrical connection
  • Faulty Sensing and Diagnostic Module (SDM)

How to Fix the DTC B001B:0D?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B001B:0D code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

Need more information about the B001B:0D code?

Need more information on how to fix the B001B:0D code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B001B:0D code diagnosed by a professional: Find a repair shop in your area

Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service

  • Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
  • Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
  • Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
  • Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.

Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about B001B:0D Code

1. What are the common symptoms of OBDII code B001B:0D?

- The common symptoms include the airbag warning light on the dashboard staying illuminated and potential issues with the passenger seat belt system.

2. What does the OBDII code B001B:0D indicate?

- This code indicates a problem with the passenger seat belt anchor pretensioner deployment loop having high resistance, which may affect its proper operation in the event of a collision.

3. What are the possible causes of OBDII code B001B:0D?

- The code can be triggered by issues such as damaged wiring, a faulty pretensioner deployment loop, poor electrical connections, or corrosion in the system.

4. How can I diagnose the cause of OBDII code B001B:0D?

- To diagnose the issue, it's recommended to perform a thorough inspection of the seat belt system, check for visible damage or corrosion, test the wiring and connections, and use an OBDII scanner to retrieve further diagnostic information.

5. Can I still drive my vehicle with OBDII code B001B:0D?

- It is not advisable to drive the vehicle with this code present, as it indicates a potential safety issue with the passenger seat belt system that may compromise occupant protection in a crash.

6. How can the issue related to OBDII code B001B:0D be repaired?

- The repair may involve replacing the passenger seat belt anchor pretensioner deployment loop, repairing damaged wiring or connections, clearing the code with an OBDII scanner, and conducting a thorough system check.

7. Is it safe to reset the OBDII code B001B:0D without repairing the issue?

- It is not recommended to simply reset the code without addressing the underlying problem, as doing so may pose a safety risk in the event of a collision where the seat belt system is needed.

8. Can I fix OBDII code B001B:0D myself, or do I need professional help?

- While some DIY enthusiasts may be able to address the issue themselves, it is generally recommended to seek professional assistance, especially when dealing with safety-critical components like seat belt systems.

9. How much does it typically cost to repair OBDII code B001B:0D?

- The cost of repair can vary depending on the extent of the issue, parts needed, labor rates, and whether the repair is done at a dealership or an independent mechanic. It's advisable to obtain quotes from different sources.

10. How often does OBDII code B001B:0D occur in vehicles?

- The occurrence of this specific OBDII code can vary among vehicles, but it is not extremely common. However, it is essential to address it promptly to ensure the proper functioning of the seat belt system for passenger safety.

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