AutoCodes – RAM – U1104 RAM

U1104 RAM Code - Invalid Or Missing Data For Dynamics Sensor

Quick Answer

The Diagnostic Trouble Code (DTC) sets if the Anti-Lock Brake System (ABS) Module detects an invalid Controller Are Network (CAN) message from the Dynamics Sensor. Common causes include Faulty Dynamics Sensor, Dynamics Sensor harness is open or shorted, Dynamics Sensor 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: U1104 RAM indicates Invalid Or Missing Data For Dynamics Sensor.
Common causes: Common causes include Faulty Dynamics Sensor, Dynamics Sensor harness is open or shorted, Dynamics Sensor 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.

Save to My Repairs My Repairs

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

Code Popularity 632

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 22, 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 U1104 RAM Description

The Diagnostic Trouble Code (DTC) sets if the Anti-Lock Brake System (ABS) Module detects an invalid Controller Are Network (CAN) message from the Dynamics Sensor.

OBDII Code U1104 RAM - Invalid Or Missing Data For Dynamics Sensor - AutoCodes.com — U1104 RAM Code - Invalid Or Missing Data For Dynamics Sensor

What does this mean?

What are the Possible Causes of the DTC U1104 RAM?

Faulty Dynamics Sensor
Dynamics Sensor harness is open or shorted
Dynamics Sensor circuit poor electrical connection

How to Fix the DTC U1104 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 U1104 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 U1104 RAM code?

Need more information on how to fix the U1104 RAM code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1104 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 U1104 RAM Code

1. What are the common symptoms of OBDII code U1104 RAM?

- Common symptoms include issues with the vehicle's dynamic sensor data, such as erratic behavior in the vehicle's dynamics control system.

2. What causes the OBDII code U1104 RAM to appear?

- The code U1104 RAM is triggered when the onboard computer detects invalid or missing data from the dynamics sensor, often due to a malfunction or communication error.

3. How can I diagnose the OBDII code U1104 RAM?

- Diagnosis typically involves using a diagnostic scanner to retrieve the code and then checking the dynamics sensor system for any issues, such as loose connections or sensor malfunctions.

4. What are the possible repair options for OBDII code U1104 RAM?

- Repair options may include checking and repairing any faulty wiring connections, replacing the dynamics sensor if necessary, or reprogramming the control module to resolve the issue.

5. Can I still drive my vehicle with the OBDII code U1104 RAM present?

- It is not recommended to drive the vehicle with the U1104 RAM code present, as it can affect the proper functioning of the dynamics control system and potentially compromise safety.

6. Is it possible to reset the OBDII code U1104 RAM without fixing the underlying issue?

- While clearing the code may temporarily turn off the check engine light, the underlying issue causing the code will still persist and may trigger the code again in the future.

7. How much does it typically cost to repair the OBDII code U1104 RAM?

- The cost of repairing the U1104 RAM code can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

8. Can a DIY enthusiast fix the OBDII code U1104 RAM at home?

- Depending on the root cause, some DIY enthusiasts may be able to diagnose and repair the U1104 RAM code at home, especially if it involves simple fixes like checking connections or replacing a sensor.

9. How long does it take to repair the OBDII code U1104 RAM?

- The repair time for the U1104 RAM code can vary based on the complexity of the issue and the availability of parts, but it may take a few hours to a full day to complete the repair.

10. Will the OBDII code U1104 RAM reset itself over time?

- The U1104 RAM code will not reset itself unless the underlying issue is resolved or the code is manually cleared using a diagnostic scanner after the repair.