AutoCodesDodge – B1B22 Dodge

B1B22 Dodge Code - Right Side Curtain Squib 1 Circuit Open

Quick Answer

When powered, the Occupant Restraint Controller (ORC) sends a test current to the squibs to verify the integrity of the squib and the wiring. Common causes include Faulty Right Side Curtain Squib 1, Right Side Curtain Squib 1 harness is open or shorted, Right Side Curtain 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
B1B22 Dodge indicates Right Side Curtain Squib 1 Circuit Open.
Common causes
Common causes include Faulty Right Side Curtain Squib 1, Right Side Curtain Squib 1 harness is open or shorted, Right Side Curtain 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 1,669
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 16, 2019
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Code B1B22 Dodge Description

When powered, the Occupant Restraint Controller (ORC) sends a test current to the squibs to verify the integrity of the squib and the 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 Supplemental Restraint System (SRS) Load Tool Adapter provides a test point, as well as a method for opening the shorting bar connections within the harness connector. 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 B1B22 Dodge - Right Side Curtain Squib 1 Circuit Open - AutoCodes.com
B1B22 Dodge Code - Right Side Curtain Squib 1 Circuit Open

What are the Possible Causes of the DTC B1B22 Dodge?

  • Faulty Right Side Curtain Squib 1
  • Right Side Curtain Squib 1 harness is open or shorted
  • Right Side Curtain Squib 1 circuit poor electrical connection
  • Faulty Right Side Curtain Airbag
  • Faulty Occupant Restraint Controller (ORC)

How to Fix the DTC B1B22 Dodge?

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 B1B22 Dodge 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 B1B22 Dodge code?

Need more information on how to fix the B1B22 Dodge code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1B22 Dodge 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 B1B22 Dodge Code

1. What does the OBDII code B1B22 mean on a Dodge?

The B1B22 code indicates an open circuit in the Right Side Curtain Squib 1, which is part of the airbag system responsible for deploying the right-side curtain airbag.

2. What are the common symptoms of code B1B22?

Common symptoms include the airbag warning light illuminating on the dashboard and a potential malfunction in the right-side curtain airbag system.

3. What causes the B1B22 code to appear on a Dodge?

The most common causes include a damaged or disconnected wiring harness, a faulty right-side curtain airbag, a defective clock spring, or a malfunction in the airbag control module.

4. Is it safe to drive with the B1B22 code active?

No, it is not safe to drive with this code active, as it could indicate a malfunction in the airbag system that may prevent proper deployment during an accident.

5. How do I diagnose the B1B22 code?

Diagnosis involves using a scan tool to confirm the code, inspecting the wiring and connectors for damage or disconnection, and testing the right-side curtain squib circuit for continuity.

6. Can I fix the B1B22 code myself?

If you have automotive electrical knowledge, you can inspect and repair damaged wiring or connectors. However, airbag repairs are complex and may require a professional mechanic due to safety concerns.

7. How much does it cost to repair the B1B22 code?

Repair costs vary but may range from $100 to $500 depending on whether the issue is a simple wiring repair or a replacement of the airbag module or squib.

8. Can a faulty clock spring cause the B1B22 code?

Yes, a defective clock spring can cause an open circuit in the airbag system, potentially triggering the B1B22 code.

9. Will clearing the code with a scan tool fix the problem?

Clearing the code will not fix the underlying issue. The root cause of the open circuit must be diagnosed and repaired before the code can be permanently resolved.

10. Does the B1B22 code affect other airbags in the vehicle?

The code specifically relates to the right-side curtain airbag. However, if the airbag control module detects a fault, it may disable the entire airbag system as a safety precaution.

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