AutoCodesChevrolet – B0051 Chevrolet

B0051 Chevrolet Code - Deployment Commanded

Quick Answer

The Inflatable Restraint Sensing and Diagnostic Module (SDM) contains sensing devices that converts vehicle velocity changes to electrical signals. Common causes include Faulty Inflatable Restraint Sensing and Diagnostic Module (SDM), Inflatable Restraint Sensing and Diagnostic Module (SDM) harness is open or shorted, Inflatable Restraint Sensing and Diagnostic Module (SDM) 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
B0051 Chevrolet indicates Deployment Commanded.
Common causes
Common causes include Faulty Inflatable Restraint Sensing and Diagnostic Module (SDM), Inflatable Restraint Sensing and Diagnostic Module (SDM) harness is open or shorted, Inflatable Restraint Sensing and Diagnostic Module (SDM) 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 6,662
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 14, 2020
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Code B0051 Chevrolet Description

The Inflatable Restraint Sensing and Diagnostic Module (SDM) contains sensing devices that converts vehicle velocity changes to electrical signals. The SDM processes the generated electrical signals and compares them to values stored in memory. When the generated signals exceed the stored values, the SDM performs additional signal processing and compares the generated signals to signals stored in memory. When 2 of the generated signals exceed the stored values, the SDM will cause current to flow through the inflator modules, deploying the inflator modules, and causing DTC B0051 to set.
OBDII Code B0051 Chevrolet - Deployment Commanded - AutoCodes.com
B0051 Chevrolet Code - Deployment Commanded

What are the Possible Causes of the DTC B0051 Chevrolet?

  • Faulty Inflatable Restraint Sensing and Diagnostic Module (SDM)
  • Inflatable Restraint Sensing and Diagnostic Module (SDM) harness is open or shorted
  • Inflatable Restraint Sensing and Diagnostic Module (SDM) circuit poor electrical connection

How to Fix the DTC B0051 Chevrolet?

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 B0051 Chevrolet 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 B0051 Chevrolet code?

Need more information on how to fix the B0051 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0051 Chevrolet 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 B0051 Chevrolet Code

1. What does the OBDII code B0051 for Chevrolet mean?

The code B0051 indicates a Deployment Commanded fault in the Chevrolet's airbag system.

2. What are the common symptoms of OBDII code B0051 in a Chevrolet vehicle?

Common symptoms include the airbag warning light staying illuminated on the dashboard and potential non-deployment of the airbags during an accident.

3. What are the possible causes of OBDII code B0051 in a Chevrolet?

Possible causes include faulty airbag module, damaged wiring, or a malfunctioning crash sensor.

4. How can I diagnose OBDII code B0051 in my Chevrolet?

Diagnosing this code typically requires a specialized OBDII scanner to retrieve the specific fault codes from the airbag system.

5. Can I still drive my Chevrolet with OBDII code B0051 present?

It is not recommended to drive the vehicle with the B0051 code active, as it indicates a potential issue with the airbag system's deployment.

6. How can I repair OBDII code B0051 in my Chevrolet?

Repairing this code may involve replacing the faulty airbag module, repairing damaged wiring, or addressing any issues with the crash sensor.

7. Do I need a professional mechanic to fix OBDII code B0051 in my Chevrolet?

Due to the complexity and safety implications of airbag systems, it is advisable to seek help from a qualified mechanic to diagnose and repair OBDII code B0051.

8. Are there any safety concerns associated with OBDII code B0051 in a Chevrolet?

Yes, OBDII code B0051 relates to the airbag system, so there are potential safety concerns if the airbags do not deploy as intended during an accident.

9. How much does it cost to repair OBDII code B0051 in a Chevrolet?

The repair cost for OBDII code B0051 can vary depending on the specific cause of the issue, but it may involve parts and labor expenses for the airbag system repair.

10. Can resetting the OBDII code B0051 in my Chevrolet fix the issue?

Simply resetting the code may temporarily clear the warning light, but it will not fix the underlying problem causing the B0051 fault in the airbag system.

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