AutoCodesGeneric – B0015:02

B0015:02 Code - Driver Seat Belt Retractor Pretensioner Deployment Loop Short to Ground

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 Driver Seat Belt Retractor Pretensioner, Driver Seat Belt Retractor Pretensioner harness is open or shorted, Driver Seat Belt Retractor 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
B0015:02 indicates Driver Seat Belt Retractor Pretensioner Deployment Loop Short to Ground.
Common causes
Common causes include Faulty Driver Seat Belt Retractor Pretensioner, Driver Seat Belt Retractor Pretensioner harness is open or shorted, Driver Seat Belt Retractor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 713
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 09, 2022
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Code B0015:02 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 control circuit is shorted to ground for 2 s.
OBDII Code B0015:02 - Driver Seat Belt Retractor Pretensioner Deployment Loop Short to Ground - AutoCodes.com
B0015:02 Code - Driver Seat Belt Retractor Pretensioner Deployment Loop Short to Ground

What are the Possible Causes of the DTC B0015:02?

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

How to Fix the DTC B0015:02?

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 B0015:02 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 B0015:02 code?

Need more information on how to fix the B0015:02 code? Get Access to Factory Service Manuals

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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 B0015:02 Code

1. What are common symptoms of OBDII code B0015:02?

The common symptoms of OBDII code B0015:02 include the airbag warning light staying illuminated on the dashboard and a possible loss of functionality in the driver seat belt retractor pretensioner.

2. What does the code B0015:02 indicate?

The code B0015:02 indicates a driver seat belt retractor pretensioner deployment loop short to ground, which means there is an electrical issue causing a short circuit in the system.

3. What are the possible causes of OBDII code B0015:02?

Possible causes of OBDII code B0015:02 include damaged wiring or connectors in the seat belt pretensioner circuit, a faulty seat belt pretensioner, or a malfunctioning airbag control module.

4. How can I diagnose OBDII code B0015:02?

To diagnose OBDII code B0015:02, a comprehensive inspection of the seat belt pretensioner circuit, wiring, connectors, and airbag control module is necessary. Using a diagnostic scanner to read and clear the code can help identify the exact issue.

5. Is it safe to drive with OBDII code B0015:02?

It is not recommended to drive with OBDII code B0015:02 present, as it indicates a potential issue with the driver seat belt pretensioner system, which could affect the proper functioning of the seat belt in the event of a collision.

6. How can I repair OBDII code B0015:02?

Repairing OBDII code B0015:02 involves identifying and addressing the root cause of the short to ground in the driver seat belt retractor pretensioner deployment loop. This may require repairing or replacing damaged wiring, connectors, or components in the system.

7. Can I reset OBDII code B0015:02 without fixing the issue?

While you can clear the code temporarily with a diagnostic scanner, it is important to address the underlying problem causing OBDII code B0015:02. Ignoring the issue may compromise the safety features of the seat belt pretensioner system.

8. How much does it cost to fix OBDII code B0015:02?

The cost to fix OBDII code B0015:02 can vary depending on the specific cause of the issue and the extent of the repairs needed. It is recommended to consult with a professional mechanic for an accurate diagnosis and cost estimate.

9. Can OBDII code B0015:02 be triggered by a loose connection?

Yes, OBDII code B0015:02 can be triggered by a loose or poor connection in the driver seat belt retractor pretensioner deployment loop, causing a short to ground. Checking and securing all connections is a good initial troubleshooting step.

10. How often should I check for OBDII code B0015:02?

Regular maintenance checks and inspections of the airbag system, including the seat belt pretensioner components, are recommended to detect issues like OBDII code B0015:02 early on. If the airbag warning light illuminates, immediate attention is needed.

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