AutoCodes – RAM – U11B8 RAM

U11B8 RAM 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 RAM 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 2,996

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 28, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U11B8 RAM 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 RAM - Lost Communication With Integrated Center Stack - AutoCodes.com — U11B8 RAM Code - Lost Communication With Integrated Center Stack

What does this mean?

What are the Possible Causes of the DTC U11B8 RAM?

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 RAM?

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 RAM 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 RAM code?

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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 RAM Code

1. What does the OBDII code U11B8 RAM mean?

The code U11B8 RAM signifies a communication issue with the Integrated Center Stack in your vehicle.

2. What are the common symptoms of U11B8 RAM code?

Common symptoms include a malfunctioning center stack display, loss of audio system functionality, and unresponsive touch screen controls.

3. What are possible causes for the U11B8 RAM code?

The code U11B8 RAM is typically caused by a faulty integrated center stack module, loose wiring connections, or a software glitch.

4. How can I diagnose the U11B8 RAM code?

To diagnose the U11B8 RAM code, you can use a diagnostic scan tool to check for any other related trouble codes and perform a thorough inspection of the center stack components.

5. Can I repair the U11B8 RAM code myself?

Repairing the U11B8 RAM code may require technical knowledge and specialized tools. It is recommended to consult a professional mechanic or dealership for proper diagnosis and repair.

6. Is it safe to continue driving with the U11B8 RAM code present?

It is generally not recommended to drive with the U11B8 RAM code active, as it may affect the functionality of important vehicle systems controlled by the integrated center stack.

7. How much does it typically cost to repair the U11B8 RAM code?

The cost of repairing the U11B8 RAM code can vary depending on the underlying cause and the labor rates of the repair shop. It is advisable to obtain quotes from different mechanics for comparison.

8. Can resetting the vehicle's computer clear the U11B8 RAM code?

Resetting the vehicle's computer may temporarily clear the U11B8 RAM code, but if the underlying issue is not addressed, the code is likely to reappear. It is best to diagnose and repair the root cause.

9. Are there any common recalls related to the U11B8 RAM code?

Some vehicle manufacturers may have issued recalls related to the U11B8 RAM code. It is advisable to check with your car's manufacturer or a dealership to see if your vehicle is affected.

10. Is the U11B8 RAM code specific to certain vehicle makes and models?

The U11B8 RAM code can be found in various vehicle makes and models that are equipped with an integrated center stack system. It is important to refer to the specific diagnostic information for your vehicle.