AutoCodes – Generic – U11B8

U11B8 Code - Lost Communication With Integrated Center Stack

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the Bus messages not received from the Integrated Center Stack (ICS) for approximately ten seconds. Common causes include Faulty Integrated Center Stack (ICS), Integrated Center Stack (ICS) harness is open or shorted, Integrated Center Stack (ICS) 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: U11B8 indicates Lost Communication With Integrated Center Stack.
Common causes: Common causes include Faulty Integrated Center Stack (ICS), Integrated Center Stack (ICS) harness is open or shorted, Integrated Center Stack (ICS) 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 8,182

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 26, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U11B8 Description

The Diagnostic Trouble Code (DTC) sets when the Bus messages not received from the Integrated Center Stack (ICS) for approximately ten seconds.

OBDII Code U11B8 - Lost Communication With Integrated Center Stack - AutoCodes.com — U11B8 Code - Lost Communication With Integrated Center Stack

What does this mean?

What are the Possible Causes of the DTC U11B8?

Faulty Integrated Center Stack (ICS)
Integrated Center Stack (ICS) harness is open or shorted
Integrated Center Stack (ICS) circuit poor electrical connection

How to Fix the DTC U11B8?

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 U11B8 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 U11B8 code?

Need more information on how to fix the U11B8 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U11B8 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

U11B8 Chrysler — Lost Communication With Integrated Center Stack
U11B8 Dodge — Lost Communication With Integrated Center Stack
U11B8 Jeep — Lost Communication With Integrated Center Stack
U11B8 RAM — Lost Communication With Integrated Center Stack

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 U11B8 Code

1. What are common symptoms of OBDII code U11B8 - Lost Communication With Integrated Center Stack?

- Common symptoms include non-functional touchscreen display, loss of audio system functionality, and malfunctioning climate controls.

2. What are some possible causes of OBDII code U11B8?

- Potential causes include a faulty integrated center stack module, damaged wiring or connectors, software issues, or a communication network problem.

3. How can I diagnose the reason behind OBDII code U11B8?

- Diagnosing the issue may involve checking the wiring and connectors for damage, scanning the vehicle's network with a diagnostic tool, and verifying the integrity of the integrated center stack module.

4. What steps can I take to repair OBDII code U11B8?

- Repair options may include replacing the integrated center stack module, repairing damaged wiring or connectors, updating software, or reestablishing communication network connections.

5. Can I fix OBDII code U11B8 on my own, or do I need professional assistance?

- Depending on your automotive repair skills and access to tools, you may be able to address simpler causes like loose connections. However, complex issues may require professional diagnosis and repair.

6. Are there any temporary solutions to try before seeking professional help for OBDII code U11B8?

- You can try resetting the vehicle's system by disconnecting the battery for a few minutes, checking for loose connections, or updating software if available.

7. Is it safe to continue driving with OBDII code U11B8 present?

- It is generally not recommended to drive with this code active, as it may affect critical functions like the audio system, climate controls, or other integrated features.

8. How much does it typically cost to repair OBDII code U11B8?

- Repair costs can vary widely depending on the cause of the issue, the need for parts replacement, and labor costs. It's advisable to get a professional diagnosis for an accurate estimate.

9. Can extreme weather conditions or environmental factors trigger OBDII code U11B8?

- Yes, extreme temperatures or moisture exposure can sometimes lead to communication issues within the vehicle's electronic systems, potentially causing this code to appear.

10. How can I prevent OBDII code U11B8 from occurring in the future?

- Regularly maintaining your vehicle, keeping connectors clean and secure, and avoiding exposure to extreme conditions can help prevent issues that may trigger this code.