AutoCodesGeneric – B0025

B0025 Code - Right Roof Rail Air Bag

Quick Answer

During a side or frontal crash of sufficient force the inflatable restraint Sensing and Diagnostic Module (SDM) will allow current to flow through the deployment loop in order to deploy the right roof rail air bag. Common causes include Faulty Right Roof Rail Air Bag, Right Roof Rail Air Bag harness is open or shorted, Right Roof Rail Air Bag 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
B0025 indicates Right Roof Rail Air Bag.
Common causes
Common causes include Faulty Right Roof Rail Air Bag, Right Roof Rail Air Bag harness is open or shorted, Right Roof Rail Air Bag 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 2,498
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 B0025 Description

During a side or frontal crash of sufficient force the inflatable restraint Sensing and Diagnostic Module (SDM) will allow current to flow through the deployment loop in order to deploy the right roof rail air bag. The SDM performs continuous diagnostic tests on the deployment loops to check for proper circuit continuity and for shorts to ground or voltage. A shorting bar is used within the right roof rail air bag connector which will short together both high and low circuits when the connector is disconnected. This will help to prevent unwanted deployment of the air bag during servicing.
OBDII Code B0025 - Right Roof Rail Air Bag - AutoCodes.com
B0025 Code - Right Roof Rail Air Bag

What are the Possible Causes of the DTC B0025?

  • Faulty Right Roof Rail Air Bag
  • Right Roof Rail Air Bag harness is open or shorted
  • Right Roof Rail Air Bag circuit poor electrical connection
  • Faulty Sensing and Diagnostic Module (SDM)

How to Fix the DTC B0025?

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.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B0025 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 B0025 code?

Need more information on how to fix the B0025 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0025 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

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 B0025 Code

1. What are common symptoms of OBDII code B0025 (Right Roof Rail Air Bag)?

- Common symptoms include the airbag warning light being illuminated on the dashboard and potential issues with the right roof rail airbag deployment.

2. What are possible causes of OBDII code B0025?

- Possible causes of code B0025 can include a faulty right roof rail airbag sensor, damaged wiring or connectors, or an issue with the airbag control module.

3. How can I diagnose OBDII code B0025?

- Diagnosing code B0025 typically involves using a diagnostic scanner to retrieve the code, inspecting the right roof rail airbag system for any visible damage, and testing the sensor and wiring for proper functionality.

4. Is it safe to drive with OBDII code B0025?

- It is not recommended to drive with code B0025 present, as it indicates a potential issue with the right roof rail airbag system, which could affect its deployment in the event of a collision.

5. How can I repair OBDII code B0025?

- Repairing code B0025 may involve replacing the right roof rail airbag sensor, repairing or replacing damaged wiring or connectors, or resetting the airbag control module after the issue has been addressed.

6. Can I reset OBDII code B0025 without fixing the underlying issue?

- While you can clear the code temporarily with a diagnostic scanner, it is essential to address the root cause of B0025 to ensure the proper functioning of the right roof rail airbag system.

7. Are there any DIY tips for fixing OBDII code B0025?

- DIY tips for addressing code B0025 may include checking and securing the wiring connections, inspecting for visible damage, and ensuring the sensor is properly seated and functioning correctly.

8. How much does it typically cost to repair OBDII code B0025?

- The cost of repairing code B0025 can vary depending on the specific issue and the labor rates of the repair shop. Costs may include parts replacement, labor, and diagnostic fees.

9. Can a mechanic help me fix OBDII code B0025?

- Yes, a qualified mechanic can assist in diagnosing and repairing OBDII code B0025 to ensure the right roof rail airbag system is functioning correctly and safely.

10. Will fixing OBDII code B0025 affect my vehicle's safety rating?

- Addressing and resolving code B0025 can help maintain the safety and integrity of your vehicle's airbag system, which is crucial for its overall safety rating in the event of an accident.

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