AutoCodes – RAM – U113C RAM

U113C RAM Code - Lost Wheel Speed Messages

Quick Answer

The Antilock Brake (ABS) Module communicates with other controllers over the Controller Area Network (CAN) C bus. Common causes include Faulty Antilock Brake (ABS) Module, Antilock Brake Module harness is open or shorted, Antilock Brake Module 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: U113C RAM indicates Lost Wheel Speed Messages.
Common causes: Common causes include Faulty Antilock Brake (ABS) Module, Antilock Brake Module harness is open or shorted, Antilock Brake Module 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 621

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 23, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U113C RAM Description

The Antilock Brake (ABS) Module communicates with other controllers over the Controller Area Network (CAN) C bus. The Drive Train Control Module (DTCM) continuously monitors the bus activity and receives the messages it needs. The Diagnostic Trouble Code (DTC) sets when the Drive Train Control Module does not receive a vehicle wheel speed signal from the Antilock Brake Module over the CAN C bus.

OBDII Code U113C RAM - Lost Wheel Speed Messages - AutoCodes.com — U113C RAM Code - Lost Wheel Speed Messages

What does this mean?

What are the Possible Causes of the DTC U113C RAM?

Faulty Antilock Brake (ABS) Module
Antilock Brake Module harness is open or shorted
Antilock Brake Module circuit poor electrical connection
Faulty Drive Train Control Module (DTCM)

How to Fix the DTC U113C 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 U113C 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.

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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 U113C RAM Code

1. What are the common symptoms of OBDII code U113C RAM Lost Wheel Speed Messages?

- Common symptoms include the ABS light illuminating on the dashboard, traction control system malfunctioning, and potential loss of stability control.

2. What could cause the U113C RAM code indicating Lost Wheel Speed Messages?

- The code can be triggered by issues such as damaged wheel speed sensors, faulty wiring, poor connections, or problems with the ABS module.

3. How can I diagnose the U113C RAM code related to Lost Wheel Speed Messages?

- Diagnosis typically involves using a diagnostic scanner to retrieve the code, inspecting the wheel speed sensors and wiring for damage, and testing sensor functionality.

4. Is it safe to continue driving with the U113C RAM code for Lost Wheel Speed Messages?

- It is not recommended to drive with this code active, as it can affect the proper functioning of critical safety systems like ABS and traction control.

5. Can I repair the U113C RAM code issue related to Lost Wheel Speed Messages myself?

- Depending on your level of automotive expertise, you may be able to address simple causes like loose connections or damaged wiring. However, complex issues may require professional help.

6. How much does it typically cost to repair the U113C RAM Lost Wheel Speed Messages code?

- The cost of repair can vary significantly depending on the root cause of the issue. Simple fixes like sensor replacement may cost a couple of hundred dollars, while more complex repairs could be more expensive.

7. Will resetting the OBDII code U113C RAM fix the Lost Wheel Speed Messages issue?

- Resetting the code may temporarily clear the warning light, but it will not address the underlying problem causing the Lost Wheel Speed Messages. Proper diagnosis and repair are necessary.

8. Can extreme weather conditions trigger the U113C RAM code for Lost Wheel Speed Messages?

- Yes, extreme weather conditions like heavy rain, snow, or ice can potentially affect wheel speed sensor readings and trigger the code.

9. How long does it take to repair the U113C RAM code related to Lost Wheel Speed Messages?

- The repair time can vary depending on the cause of the issue and the availability of parts. Simple repairs may be completed in a few hours, while more complex problems could take longer.

10. Are there any preventive measures to avoid encountering the U113C RAM code for Lost Wheel Speed Messages?

- Regular maintenance, such as checking and cleaning wheel speed sensors, inspecting wiring for damage, and keeping connections secure, can help prevent issues that trigger this code.