AutoCodesChevrolet – B0039 Chevrolet

B0039 Chevrolet Code - Second Row Right Frontal Stage 1 Deployment Control

Quick Answer

When the ignition switch is turned to RUN position, Sensing and Diagnostic Module (SDM) performs tests to diagnose critical internal malfunctions. Common causes include Faulty Second Row Right Frontal Air Bag, Second Row Right Frontal Air Bag harness is open or shorted, Second Row Right Frontal 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
B0039 Chevrolet indicates Second Row Right Frontal Stage 1 Deployment Control.
Common causes
Common causes include Faulty Second Row Right Frontal Air Bag, Second Row Right Frontal Air Bag harness is open or shorted, Second Row Right Frontal 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,879
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 B0039 Chevrolet Description

When the ignition switch is turned to RUN position, Sensing and Diagnostic Module (SDM) performs tests to diagnose critical internal malfunctions. SDM then performs deployment loop voltage out of range test and deployment loop resistance measurement test. If voltage out of range test detects a short to voltage condition, the resistance measurement test will not be performed.
OBDII Code B0039 Chevrolet - Second Row Right Frontal Stage 1 Deployment Control - AutoCodes.com
B0039 Chevrolet Code - Second Row Right Frontal Stage 1 Deployment Control

What are the Possible Causes of the DTC B0039 Chevrolet?

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

How to Fix the DTC B0039 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 B0039 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 B0039 Chevrolet code?

Need more information on how to fix the B0039 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0039 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 B0039 Chevrolet Code

1. What are the common symptoms of OBDII code B0039 in a Chevrolet related to the Second Row Right Frontal Stage 1 Deployment Control?

- Common symptoms include the airbag warning light illuminating on the dashboard and a potential non-deployment of the airbag in the event of an accident.

2. What are some possible causes of OBDII code B0039 in a Chevrolet?

- Possible causes can include a faulty airbag sensor, damaged wiring in the airbag system, or a problem with the airbag control module.

3. How can I diagnose the issue related to OBDII code B0039 in my Chevrolet?

- Diagnosis typically requires a professional OBDII scanner to read the specific fault codes in the airbag system and pinpoint the exact cause of the problem.

4. Is it safe to drive my Chevrolet with OBDII code B0039 present?

- It is not recommended to drive the vehicle with this code present, as it indicates a potential issue with the airbag system that could affect its proper deployment in an accident.

5. Can I reset OBDII code B0039 in my Chevrolet on my own?

- While you can clear the code with an OBDII scanner, it is crucial to address the underlying issue causing the code to prevent future safety risks.

6. What repair steps can be taken to fix OBDII code B0039 in a Chevrolet?

- Repair steps may involve inspecting and repairing the wiring in the airbag system, replacing a faulty sensor, or resetting the airbag control module.

7. How much does it typically cost to repair OBDII code B0039 in a Chevrolet?

- Repair costs can vary depending on the exact cause of the issue but may range from a few hundred to over a thousand dollars, including parts and labor.

8. Are there any safety precautions to take when working on the airbag system related to OBDII code B0039?

- It is crucial to disconnect the vehicle's battery and wait for a specified time before working on the airbag system to prevent accidental deployment.

9. Will fixing OBDII code B0039 in my Chevrolet require specialized tools or expertise?

- Repairing this code may require specialized tools and expertise due to the sensitive nature of the airbag system, so it is advisable to seek professional help.

10. How can I prevent OBDII code B0039 from recurring in my Chevrolet?

- Regular maintenance checks, avoiding physical damage to the airbag system components, and addressing any warning signs promptly can help prevent the recurrence of this code.

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