Engine-CodesGeneric – B0049

B0049 Code - Third Row Right Frontal Stage 1 Deployment Control

Quick Answer

The B0049 diagnostic trouble code (DTC) specifically refers to an issue with the Third Row Right Frontal Stage 1 Deployment Control in the vehicle's airbag system. Common causes include Faulty airbag sensor or sensor module, Wiring issues or electrical connections related to the airbag system, Malfunctioning airbag control module. 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
B0049 indicates Third Row Right Frontal Stage 1 Deployment Control.
Common causes
Common causes include Faulty airbag sensor or sensor module, Wiring issues or electrical connections related to the airbag system, Malfunctioning airbag control module.
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.
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code B0049 Description

The B0049 diagnostic trouble code (DTC) specifically refers to an issue with the Third Row Right Frontal Stage 1 Deployment Control in the vehicle's airbag system. This code indicates a problem with the deployment control for the front airbag on the right side of the third row of seats in the vehicle. When this code is triggered, it means that there may be a malfunction or fault in the system that controls the deployment of the airbag in the event of a collision. This could potentially impact the effectiveness of the airbag in protecting occupants in the event of an accident.

OBDII Code B0049 - Third Row Right Frontal Stage 1 Deployment Control
B0049 Code - Third Row Right Frontal Stage 1 Deployment Control

Common Causes of B0049

  1. Faulty airbag sensor or sensor module
  2. Wiring issues or electrical connections related to the airbag system
  3. Malfunctioning airbag control module
  4. Damage to the airbag deployment mechanism
  5. Corrosion or damage to the airbag system components

Symptoms of B0049

  1. Illumination of the airbag warning light on the dashboard
  2. Inability to disable the passenger airbag
  3. Malfunctioning airbag deployment system
  4. Loss of power to the airbag system
  5. Inconsistent deployment of the airbag in crash simulations

How to Fix B0049

  1. Begin by diagnosing the specific cause of the issue using a scan tool to retrieve the DTC and pinpoint the exact problem.
  2. Inspect the wiring and connections related to the Third Row Right Frontal Stage 1 Deployment Control for any signs of damage or corrosion.
  3. Test the airbag sensor, sensor module, and control module for proper functionality and replace any components that are found to be faulty.
  4. Repair or replace any damaged airbag deployment mechanisms or components.
  5. Clear the DTC from the vehicle's system and perform a test to ensure that the issue has been resolved and the airbag system is functioning properly.

Cost to Fix B0049

The cost of repairing a Third Row Right Frontal Stage 1 Deployment Control issue can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, the cost of parts for an airbag system repair can range from $200 to $800, while labor costs can add an additional $100 to $300. Overall, the total repair cost for this issue could range from $300 to $1100. It's important to note that labor rates and part costs can vary significantly based on location, vehicle make and model, and the specific nature of the repairs needed.

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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 B0049 Code

1. What are the common symptoms of OBDII code B0049 related to Third Row Right Frontal Stage 1 Deployment Control?

- Common symptoms include the airbag warning light illuminating on the dashboard and a potential loss of functionality in the third-row right frontal airbag.

2. What could cause OBDII code B0049 to trigger for the Third Row Right Frontal Stage 1 Deployment Control?

- The code may be triggered by a fault in the third-row right frontal airbag deployment control system, such as a wiring issue, faulty sensor, or module malfunction.

3. How serious is OBDII code B0049 for the Third Row Right Frontal Stage 1 Deployment Control?

- This code indicates a potential problem with the deployment control of the airbag, which could affect its functionality during a collision. It is crucial to address this issue promptly for safety reasons.

4. Can I continue driving with OBDII code B0049 related to Third Row Right Frontal Stage 1 Deployment Control?

- It is not recommended to drive with this code present, as the affected airbag may not deploy correctly in the event of an accident, compromising your safety and that of passengers.

5. How can I diagnose and repair OBDII code B0049 for Third Row Right Frontal Stage 1 Deployment Control?

- Diagnosing this code typically involves inspecting the wiring, sensors, and control module associated with the third-row right frontal airbag. Repair may involve fixing wiring issues, replacing sensors, or reprogramming the module, as necessary.

6. Will resetting the OBDII code B0049 related to Third Row Right Frontal Stage 1 Deployment Control make it go away permanently?

- Simply resetting the code without addressing the underlying issue will not make it disappear permanently. It is essential to diagnose and repair the root cause to prevent the code from recurring.

7. How much does it cost to fix OBDII code B0049 for the Third Row Right Frontal Stage 1 Deployment Control?

- The cost of fixing this code can vary depending on the specific cause of the issue. It may involve simple repairs like fixing a wiring connection or more complex repairs such as replacing sensors or modules. Professional diagnosis is recommended to determine the exact cost.

8. Can a DIY enthusiast fix OBDII code B0049 associated with Third Row Right Frontal Stage 1 Deployment Control?

- While some aspects of diagnosing and repairing this code may be within reach of experienced DIY enthusiasts, dealing with airbag systems can be complex and dangerous. It is recommended to seek professional help to ensure proper diagnosis and repair.

9. How often does OBDII code B0049 occur in vehicles with Third Row Right Frontal Stage 1 Deployment Control systems?

- The occurrence of this code can vary among vehicles with this specific airbag deployment control system. However, any issues related to airbag deployment should be taken seriously and addressed promptly to ensure safety.

10. Is it necessary to have the Third Row Right Frontal Stage 1 Deployment Control system checked regularly to prevent OBDII code B0049?

- Regular maintenance checks on the airbag system, including the Third Row Right Frontal Stage 1 Deployment Control, can help identify potential issues before they trigger the OBDII code B0049. Preventive maintenance is key to ensuring airbag system functionality and safety.

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