Engine-CodesRAM – B1B08 RAM

B1B08 RAM Code - Passenger Airbag Squib 1 Circuit Low

Quick Answer

The B1B08 RAM code indicates a problem with the Passenger Airbag Squib 1 Circuit being too low. Common causes include Faulty passenger airbag squib, Damaged wiring or connectors in the circuit, Corrosion or poor connections in the airbag system. 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
B1B08 RAM indicates Passenger Airbag Squib 1 Circuit Low.
Common causes
Common causes include Faulty passenger airbag squib, Damaged wiring or connectors in the circuit, Corrosion or poor connections in the airbag system.
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 Sep 17, 2024
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Code B1B08 RAM Description

The B1B08 RAM code indicates a problem with the Passenger Airbag Squib 1 Circuit being too low. The passenger airbag squib is a component of the airbag system that is responsible for deploying the airbag in the event of a collision. When this circuit is registering a low voltage, it means that there is a potential issue with the deployment of the passenger airbag, which can compromise the safety of the vehicle occupants.

OBDII Code B1B08 RAM - Passenger Airbag Squib 1 Circuit Low
B1B08 RAM Code - Passenger Airbag Squib 1 Circuit Low

Common Causes of B1B08 RAM

  1. Faulty passenger airbag squib
  2. Damaged wiring or connectors in the circuit
  3. Corrosion or poor connections in the airbag system
  4. Issues with the airbag control module
  5. Electrical problems in the vehicle's wiring system

Symptoms of B1B08 RAM

  1. Airbag warning light illuminated on the dashboard
  2. Passenger airbag system failure message displayed on the instrument cluster
  3. Inability to turn off the passenger airbag manually
  4. Fault codes related to the passenger airbag system stored in the vehicle's computer
  5. Passenger airbag not deploying during a crash test

How to Fix B1B08 RAM

  1. Begin by diagnosing the specific cause of the low circuit voltage using a diagnostic scanner to retrieve fault codes and pinpoint the issue.
  2. Inspect the wiring and connectors in the passenger airbag squib circuit for any damage, corrosion, or loose connections. Repair or replace any faulty components as needed.
  3. Test the passenger airbag squib for proper functionality and resistance. Replace the squib if it is found to be faulty.
  4. Clear the fault codes from the vehicle's computer and reset the airbag system to ensure proper operation.
  5. Perform a thorough test of the passenger airbag system to verify that the issue has been resolved and that the airbag deploys correctly during testing.

Cost to Fix B1B08 RAM

The typical repair costs for addressing a B1B08 RAM code related to the Passenger Airbag Squib 1 Circuit Low can range from $200 to $500, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary significantly based on factors such as location, vehicle make and model, and engine type. It is recommended to check local rates for a more accurate estimate of the repair costs. Keep in mind that rates at dealerships or in metropolitan areas may be higher, while independent shops often charge less for similar services.

When is the Code Detected?

This Diagnostic Trouble Code (DTC) sets when the ORC detects a short to ground on the squib circuit for more than 2.5 seconds. This DTC transitions from active to stored when the ORC sees a recovery from a short to ground condition for greater than 2.5 seconds.

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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 B1B08 RAM Code

1. What are common symptoms of OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low)?

- Common symptoms include the airbag warning light illuminating on the dashboard, potential non-deployment of the passenger airbag during a collision, and diagnostic trouble codes related to the passenger airbag system.

2. What are possible causes of OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low)?

- Possible causes can include a faulty passenger airbag squib (inflator), damaged wiring or connectors in the airbag circuit, a blown fuse, or a malfunctioning airbag control module.

3. How serious is OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low)?

- This code is considered serious as it indicates a potential issue with the passenger airbag system, which may compromise passenger safety in the event of a collision.

4. Can I continue driving with OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low) present?

- It is not recommended to continue driving with this code present, as it may indicate a fault in the passenger airbag system, which could lead to the airbag not deploying properly in a crash.

5. How can OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low) be diagnosed?

- Diagnosis typically involves using a scan tool to retrieve the specific trouble code, conducting a visual inspection of the airbag system components, and performing continuity and resistance tests on the circuit.

6. What are some repair tips for addressing OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low)?

- Repair tips may include checking and repairing any damaged wiring or connectors, replacing the passenger airbag squib if necessary, resetting the airbag control module, and clearing the trouble codes.

7. Are there any safety precautions to keep in mind when working on the passenger airbag system related to OBDII code B1B08 RAM?

- It is crucial to disconnect the vehicle's battery and wait for the airbag system to fully discharge before working on any components to avoid accidental deployment and potential injury.

8. Can resetting the trouble codes clear OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low)?

- Resetting the trouble codes may clear the code temporarily, but if the underlying issue causing the fault is not addressed, the code is likely to return.

9. Do I need specialized tools to repair OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low)?

- While basic tools may be used for inspection and some repairs, specialized tools such as a scan tool capable of accessing airbag system codes and diagnostics may be necessary for a comprehensive repair.

10. How much does it typically cost to repair OBDII code B1B08 RAM (Passenger Airbag Squib 1 Circuit Low)?

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

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