AutoCodes – RAM – U11CA RAM

U11CA RAM Code - Lost Right Front Wheel Speed Message

Quick Answer

This diagnostic checks the availability of the right front wheel speed signal which is sent by the Electronic Stability Program (ESP) via a Controller Area Network (CAN) message. Common causes include Faulty Powertrain Control Module (PCM), Faulty Anti-Lock Brake System (ABS) Module. 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: U11CA RAM indicates Lost Right Front Wheel Speed Message.
Common causes: Common causes include Faulty Powertrain Control Module (PCM), Faulty Anti-Lock Brake System (ABS) Module.
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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 767

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 May 03, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code U11CA RAM Description

This diagnostic checks the availability of the right front wheel speed signal which is sent by the Electronic Stability Program (ESP) via a Controller Area Network (CAN) message. The diagnostic checks the availability by checking the valid bit. When the signal is not available, the ESP sends a Signal Not Available (SNA) default value to the Transmission Control Module (TCM). If the TCM reads this value then the Diagnostic Trouble Code (DTC) U11CA is set.

OBDII Code U11CA RAM - Lost Right Front Wheel Speed Message - AutoCodes.com — U11CA RAM Code - Lost Right Front Wheel Speed Message

What does this mean?

What are the Possible Causes of the DTC U11CA RAM?

Faulty Powertrain Control Module (PCM)
Faulty Anti-Lock Brake System (ABS) Module

How to Fix the DTC U11CA 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 U11CA 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 U11CA RAM code?

Need more information on how to fix the U11CA RAM code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U11CA RAM code diagnosed by a professional: Find a repair shop in your area

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 U11CA RAM Code

1. What are the common symptoms of OBDII code U11CA RAM Lost Right Front Wheel Speed Message?

- Common symptoms include ABS warning light illuminated on the dashboard, traction control system issues, and potential loss of stability control.

2. What could be causing the OBDII code U11CA RAM to trigger the Lost Right Front Wheel Speed Message?

- Possible causes could be a faulty wheel speed sensor on the right front wheel, damaged wiring harness, or a problem with the ABS module.

3. How can I diagnose the issue related to the U11CA RAM code indicating a Lost Right Front Wheel Speed Message?

- Diagnose the issue by visually inspecting the right front wheel speed sensor and its wiring, checking for any physical damage or corrosion. Use a diagnostic scanner to read the error codes and data related to wheel speed sensors.

4. Can a DIY enthusiast repair the U11CA RAM Lost Right Front Wheel Speed Message issue?

- Depending on the exact cause, a DIY enthusiast with some automotive repair experience may be able to replace a faulty wheel speed sensor or repair damaged wiring. However, complex ABS module issues may require professional assistance.

5. Is it safe to drive with the U11CA RAM code indicating a Lost Right Front Wheel Speed Message?

- It is not recommended to drive extensively with this issue, as it can affect the proper functioning of important safety systems like ABS and traction control. It is advisable to address the problem promptly.

6. What are the potential long-term effects of ignoring the U11CA RAM Lost Right Front Wheel Speed Message?

- Ignoring this issue can lead to reduced braking performance, compromised stability control, and potentially unsafe driving conditions, especially in adverse weather or emergency situations.

7. How much does it typically cost to repair the U11CA RAM Lost Right Front Wheel Speed Message?

- The cost of repair can vary depending on the exact cause of the issue. Replacing a wheel speed sensor can range from $100 to $300, while more complex repairs involving the ABS module can cost several hundred dollars.

8. Can a simple reset of the error code fix the U11CA RAM Lost Right Front Wheel Speed Message issue?

- While resetting the error code may temporarily clear the warning light, it is not a permanent solution. The underlying issue causing the Lost Right Front Wheel Speed Message needs to be diagnosed and repaired.

9. Are there any preventive measures to avoid encountering the U11CA RAM code for Lost Right Front Wheel Speed Message in the future?

- Regularly inspecting and maintaining your vehicle's wheel speed sensors, wiring harnesses, and ABS components can help prevent issues like the Lost Right Front Wheel Speed Message from occurring.

10. Will driving with the U11CA RAM code for Lost Right Front Wheel Speed Message affect fuel efficiency?

- While the direct impact on fuel efficiency may be minimal, driving with this issue can compromise overall vehicle safety and handling, which can indirectly affect fuel efficiency.