AutoCodes – Generic – U11B0

U11B0 Code - Lost Communication With Right Side Satellite Impact Sensor 4

Quick Answer

The impact sensors perform their own self-test using power supplied by the Occupant Restraint Controller (ORC) then communicate this status back to the ORC with periodic updates. Common causes include Faulty Right Side Satellite Impact Sensor 4, Right Side Satellite Impact Sensor 4 harness is open or shorted, Right Side Satellite Impact Sensor 4 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
U11B0 indicates Lost Communication With Right Side Satellite Impact Sensor 4.
Common causes
Common causes include Faulty Right Side Satellite Impact Sensor 4, Right Side Satellite Impact Sensor 4 harness is open or shorted, Right Side Satellite Impact Sensor 4 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 1,695
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 26, 2020
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Code U11B0 Description

The impact sensors perform their own self-test using power supplied by the Occupant Restraint Controller (ORC) then communicate this status back to the ORC with periodic updates. The repair of this fault condition involves verifying the integrity of the wiring between the ORC and the sensor. This code will set, if the ORC and the Right Side Impact Sensor 4 do not establish and maintain valid data communications. The Diagnostic Trouble Code (DTC) will become Active after the fault has set for 2 to 3 seconds. The DTC will go to Stored after the ORC to Right Side Impact Sensor 4 communication has recovered for 2.5 seconds.
OBDII Code U11B0 - Lost Communication With Right Side Satellite Impact Sensor 4 - AutoCodes.com
U11B0 Code - Lost Communication With Right Side Satellite Impact Sensor 4

What are the Possible Causes of the DTC U11B0?

  • Faulty Right Side Satellite Impact Sensor 4
  • Right Side Satellite Impact Sensor 4 harness is open or shorted
  • Right Side Satellite Impact Sensor 4 circuit poor electrical connection
  • Faulty Occupant Restraint Controller (ORC)

How to Fix the DTC U11B0?

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 U11B0 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 U11B0 code?

Need more information on how to fix the U11B0 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U11B0 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

  • U11B0 Chrysler β€” Lost Communication With Right Side Satellite Impact Sensor 4
  • U11B0 Dodge β€” Lost Communication With Right Side Satellite Impact Sensor 4
  • U11B0 Jeep β€” Lost Communication With Right Side Satellite Impact Sensor 4
  • U11B0 RAM β€” Lost Communication With Right Side Satellite Impact Sensor 4
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 U11B0 Code

1. What are common symptoms of OBDII code U11B0?

Symptoms may include the airbag warning light illuminating on the dashboard, loss of communication with the right side satellite impact sensor 4, and potential issues with the airbag system.

2. What causes the OBDII code U11B0 to appear?

This code is triggered when the onboard computer detects a communication failure with the right side satellite impact sensor 4, which is part of the airbag system.

3. How serious is the U11B0 fault code?

The U11B0 code relating to lost communication with the right side satellite impact sensor 4 is a serious issue as it involves the proper functioning of the airbag system, which is crucial for occupant safety in the event of a collision.

4. Can I continue driving with the U11B0 code present?

It is not recommended to drive the vehicle with the U11B0 code active, as it indicates a potential problem with the airbag system that could compromise its functionality in the event of an accident.

5. How can I diagnose and repair the U11B0 fault code?

Diagnosing and repairing the U11B0 code typically involves checking the wiring and connections to the right side satellite impact sensor 4, ensuring they are intact and properly connected. If the issue persists, professional diagnostic tools may be needed to pinpoint the exact cause.

6. Can a DIY enthusiast fix the U11B0 code issue?

While basic checks like inspecting wiring and connections can be done by a DIY enthusiast, diagnosing and repairing the U11B0 code may require advanced tools and expertise, making it advisable to seek professional help.

7. Is resetting the OBDII system enough to clear the U11B0 code?

Simply resetting the OBDII system may temporarily clear the U11B0 code, but it will likely reappear if the underlying issue with the right side satellite impact sensor 4 communication is not addressed.

8. How much does it cost to repair the U11B0 fault code?

The cost of repairing the U11B0 code can vary depending on the root cause of the issue. It may involve simple fixes like repairing a damaged wire or connector, or more complex repairs that require professional diagnostics and replacement of components.

9. Are there any safety precautions to take when dealing with the U11B0 fault code?

When working on the airbag system related to the U11B0 code, it is crucial to follow safety precautions outlined in the vehicle's service manual, such as disconnecting the battery and waiting for a specified period before performing any repairs.

10. Can the U11B0 code affect other vehicle systems?

While the U11B0 code specifically relates to the right side satellite impact sensor 4, communication issues within the airbag system, it is important to ensure that other vehicle systems are not impacted by the fault, as electrical issues can sometimes have ripple effects on different components.

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