Engine-CodesRAM – B1BB6 RAM

B1BB6 RAM Code - Passenger Air Bag Disable Switch Circuit Shorted Together

Quick Answer

The B1BB6 diagnostic trouble code (DTC) indicates a problem with the Passenger Air Bag Disable Switch Circuit being shorted together. Common causes include Short circuit in the wiring of the Passenger Air Bag Disable Switch, Malfunctioning Passenger Air Bag Disable Switch, Damage to the wiring harness connecting the switch to 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
B1BB6 RAM indicates Passenger Air Bag Disable Switch Circuit Shorted Together.
Common causes
Common causes include Short circuit in the wiring of the Passenger Air Bag Disable Switch, Malfunctioning Passenger Air Bag Disable Switch, Damage to the wiring harness connecting the switch to 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 15, 2024
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Code B1BB6 RAM Description

The B1BB6 diagnostic trouble code (DTC) indicates a problem with the Passenger Air Bag Disable Switch Circuit being shorted together. This switch is designed to allow the passenger airbag to be deactivated in certain situations, such as when a child is seated in the front passenger seat. When this circuit is shorted together, it can prevent the airbag from being disabled when necessary, potentially posing a safety risk in the event of a crash.

OBDII Code B1BB6 RAM - Passenger Air Bag Disable Switch Circuit Shorted Together
B1BB6 RAM Code - Passenger Air Bag Disable Switch Circuit Shorted Together

Common Causes of B1BB6 RAM

  1. Short circuit in the wiring of the Passenger Air Bag Disable Switch.
  2. Malfunctioning Passenger Air Bag Disable Switch.
  3. Damage to the wiring harness connecting the switch to the airbag system.
  4. Corrosion or loose connections in the circuit.

Symptoms of B1BB6 RAM

  1. Airbag warning light illuminated on the dashboard.
  2. Inability to disable the passenger airbag using the switch.
  3. Faulty or intermittent operation of the passenger airbag.
  4. Diagnostic trouble code stored in the vehicle's computer system.

How to Fix B1BB6 RAM

  1. Begin by diagnosing the specific cause of the short circuit in the Passenger Air Bag Disable Switch Circuit.
  2. Inspect the wiring harness for any damage, corrosion, or loose connections. Repair or replace as needed.
  3. Test the Passenger Air Bag Disable Switch for proper operation. Replace if faulty.
  4. Clear the diagnostic trouble code from the vehicle's computer system.
  5. Test the airbag system to ensure proper functioning and reset the airbag warning light.

Cost to Fix B1BB6 RAM

The typical repair costs for addressing a B1BB6 code can vary depending on the specific cause of the issue and the labor rates in your area. On average, you can expect to pay between $150 and $300 for parts and labor to resolve this problem. Keep in mind that rates at auto repair shops can vary, so it's advisable to obtain quotes from multiple sources to get an accurate estimate for your vehicle.

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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 B1BB6 RAM Code

What does the OBDII code B1BB6 mean for my RAM vehicle?

The code B1BB6 indicates a malfunction in the passenger airbag disable switch circuit, typically signaling that the circuit is shorted together, which may affect airbag functionality.

What symptoms might I notice if my vehicle has the B1BB6 code?

Common symptoms include the airbag warning light being illuminated on the dashboard, and in some cases, the passenger airbag may not activate or deactivate as intended.

What could cause the B1BB6 code to appear?

Possible causes include a short circuit in the wiring harness related to the passenger airbag disable switch, a faulty switch, or issues with the airbag control module.

How can I diagnose the B1BB6 code?

To diagnose the B1BB6 code, use an OBDII scanner to confirm the code. Then inspect the wiring and connectors associated with the passenger airbag disable switch for damage or corrosion.

Are there any common fixes for the B1BB6 code?

Common fixes may include repairing or replacing damaged wiring, replacing the passenger airbag disable switch, or resetting the airbag control module after addressing the underlying issue.

Is it safe to drive my RAM with the B1BB6 code?

Driving with the B1BB6 code is not recommended, as it may indicate an issue with airbag deployment in the event of a crash, compromising passenger safety.

Can I clear the B1BB6 code without fixing the problem?

While you can clear the code using an OBDII scanner, it is important to address the underlying issue to ensure the airbag system functions correctly and safely.

Will the B1BB6 code affect my vehicle’s insurance?

If the airbag system is compromised and not functioning properly, it could potentially affect your insurance coverage in the event of an accident, as it may violate safety regulations.

How much might it cost to repair the B1BB6 code?

Repair costs can vary widely depending on the specific issue, but fixing wiring or replacing the switch might range from $100 to $400, while more complex issues with the airbag control module could be higher.

Discuss the causes and fixes for B1BB6 RAM OBDII Code

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