AutoCodesChrysler – B1B03 Chrysler

B1B03 Chrysler Code - Driver Airbag Squib 1 Circuit Shorted Together

Quick Answer

When powered, the Occupant Restraint Controller (ORC) sends a test current to the squibs to verify the integrity of the squib and wiring. Common causes include Faulty Driver Airbag Squib 1, Driver Airbag Squib 1 harness is open or shorted, Driver Airbag Squib 1 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
B1B03 Chrysler indicates Driver Airbag Squib 1 Circuit Shorted Together.
Common causes
Common causes include Faulty Driver Airbag Squib 1, Driver Airbag Squib 1 harness is open or shorted, Driver Airbag Squib 1 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 2,078
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 14, 2019
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Code B1B03 Chrysler Description

When powered, the Occupant Restraint Controller (ORC) sends a test current to the squibs to verify the integrity of the squib and wiring. These circuits are maintained in a "floating" configuration at the module (connected to neither power nor ground) as protection against inadvertent deployment. The use of the SRS Load Tool Adapter provides a test point as well as a method for opening the shorting bar connections within the harness connector. The Clockspring is part of the Steering Column Control Module (SCCM). The SCCM includes the steering column shroud, the Steering Angle Sensor (SAS), the Clockspring, the Multi-function Switch, a Steering Column Power Tilt and Telescope Switch (if equipped), and a trim cover. The SCCM is replaced as an entire assembly. The ORC sends out a 40 mA diagnostic current on each squib voltage supply circuit at power up and every 500 ms thereafter while the ignition is on.
OBDII Code B1B03 Chrysler - Driver Airbag Squib 1 Circuit Shorted Together - AutoCodes.com
B1B03 Chrysler Code - Driver Airbag Squib 1 Circuit Shorted Together

What are the Possible Causes of the DTC B1B03 Chrysler?

  • Faulty Driver Airbag Squib 1
  • Driver Airbag Squib 1 harness is open or shorted
  • Driver Airbag Squib 1 circuit poor electrical connection
  • Faulty Driver Airbag
  • Faulty Steering Comun Control Module (Clockspring)
  • Faulty Occupant Restraint Controller (ORC)

How to Fix the DTC B1B03 Chrysler?

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 B1B03 Chrysler 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 B1B03 Chrysler code?

Need more information on how to fix the B1B03 Chrysler code? Get Access to Factory Service Manuals

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Get the B1B03 Chrysler 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 B1B03 Chrysler Code

1. What are the common symptoms of OBDII code B1B03 in a Chrysler vehicle?

- Common symptoms include the airbag warning light staying illuminated on the dashboard, the horn not working, and the airbag system potentially being disabled.

2. What does the OBDII code B1B03 Chrysler indicate?

- This code indicates a driver airbag squib 1 circuit shorted together, suggesting a potential issue with the wiring or connections in the driver's airbag system.

3. What are the possible causes of the B1B03 code in a Chrysler vehicle?

- The code can be triggered by a short circuit in the driver airbag squib 1 circuit, faulty wiring connections, or a malfunctioning driver airbag squib.

4. How can I diagnose the B1B03 code in my Chrysler?

- Diagnosing the B1B03 code typically involves checking the wiring and connections in the driver airbag system, inspecting the driver airbag squib, and using an OBDII scanner to clear the code for testing.

5. Is it safe to drive with the B1B03 code present in a Chrysler?

- It is not recommended to drive with the B1B03 code present, as it indicates a potential issue with the driver airbag system, which is crucial for occupant safety in the event of a collision.

6. Can I reset the B1B03 code in my Chrysler without fixing the underlying issue?

- While you can clear the code with an OBDII scanner, it is crucial to address the root cause of the problem to ensure the proper functioning of the driver airbag system.

7. How can I repair the B1B03 code in my Chrysler?

- Repairing the B1B03 code may involve fixing the short circuit in the driver airbag squib 1 circuit, repairing or replacing damaged wiring, or replacing the driver airbag squib if necessary.

8. Are there any safety precautions to follow when working on the driver airbag system due to the B1B03 code?

- It is important to disconnect the vehicle's battery and wait for the airbag system to fully discharge before working on the driver airbag system to prevent accidental deployment and ensure safety.

9. Can a DIY enthusiast fix the B1B03 code issue, or is professional help necessary?

- While some individuals with automotive experience may be able to diagnose and repair the B1B03 code, it is recommended to seek professional help for issues related to the airbag system for safety reasons.

10. How much can I expect to pay to repair the B1B03 code in my Chrysler?

- The cost of repairing the B1B03 code can vary depending on the extent of the damage, parts needed for replacement, and labor costs, but it is advisable to budget for a few hundred dollars for the repair.

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