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U0429 Chrysler Code - Invalid Data Received From Steering Column Control Module

Quick Answer

The U0429 diagnostic trouble code (DTC) for Chrysler vehicles indicates that the Engine Control Module (ECM) has detected invalid data being received from the Steering Column Control Module (SCCM). Common causes include Faulty wiring connections or harnesses between the SCCM and ECM, Damaged or malfunctioning steering wheel position sensor or steering angle sensor, Software glitches or programming errors in the SCCM. 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
U0429 Chrysler indicates Invalid Data Received From Steering Column Control Module.
Common causes
Common causes include Faulty wiring connections or harnesses between the SCCM and ECM, Damaged or malfunctioning steering wheel position sensor or steering angle sensor, Software glitches or programming errors in the SCCM.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 12, 2024
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Code U0429 Chrysler Description

The U0429 diagnostic trouble code (DTC) for Chrysler vehicles indicates that the Engine Control Module (ECM) has detected invalid data being received from the Steering Column Control Module (SCCM). The SCCM is responsible for various functions related to the steering column, such as controlling the steering wheel position sensor, steering wheel angle sensor, and other related components. When the ECM receives data that is outside of the expected parameters from the SCCM, it triggers the U0429 code.

OBDII Code U0429 Chrysler - Invalid Data Received From Steering Column Control Module
U0429 Chrysler Code - Invalid Data Received From Steering Column Control Module

Common Causes of U0429 Chrysler

  1. Faulty wiring connections or harnesses between the SCCM and ECM.
  2. Damaged or malfunctioning steering wheel position sensor or steering angle sensor.
  3. Software glitches or programming errors in the SCCM.
  4. Communication network issues between the SCCM and ECM.
  5. Water or moisture intrusion causing corrosion in the steering column control module.

Symptoms of U0429 Chrysler

  1. Illuminated warning light on the dashboard, such as the Check Engine Light or Steering System Warning Light.
  2. Erratic steering behavior, such as the steering wheel feeling loose or unresponsive.
  3. Stability control system malfunctions, leading to reduced traction or stability while driving.
  4. Loss of power steering assistance, making it difficult to steer the vehicle.
  5. In some cases, the vehicle may go into a limp mode, limiting performance to prevent further damage.

How to Fix U0429 Chrysler

  1. Begin by conducting a thorough visual inspection of the wiring harnesses and connections between the SCCM and ECM. Repair or replace any damaged wiring.
  2. Use a diagnostic scan tool to retrieve the specific trouble codes and data related to the SCCM. Clear the codes and perform a test drive to see if the issue persists.
  3. If the problem persists, inspect and test the steering wheel position sensor and steering angle sensor for proper operation. Replace any faulty sensors as needed.
  4. Check for any software updates or reprogramming procedures recommended by Chrysler for the SCCM. Perform the updates to ensure proper communication and functionality.
  5. If all else fails, consider replacing the SCCM itself if it is determined to be the root cause of the issue.

Cost to Fix U0429 Chrysler

The typical repair costs for addressing the U0429 code on a Chrysler vehicle can range from $200 to $600, depending on the specific cause of the issue and the parts or components that need to be replaced. This estimate includes the cost of diagnostic time, parts, and labor. It's important to note that the actual costs can vary based on factors such as the location of the repair shop, the make and model of the vehicle, and the extent of the repairs needed. Additionally, labor rates at auto repair shops can range from $80 to $150 per hour, with rates potentially higher at dealerships or in metropolitan areas. For a more accurate estimate, it's recommended to consult with a local auto repair shop.

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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 U0429 Chrysler Code

1. What are the common symptoms of OBDII code U0429 in a Chrysler vehicle?

- Common symptoms include issues with power steering, steering wheel controls not functioning properly, and the illumination of the check engine light.

2. What does the OBDII code U0429 "Invalid Data Received From Steering Column Control Module" mean in a Chrysler?

- This code indicates that the powertrain control module (PCM) has detected a communication problem with the steering column control module.

3. What are some possible causes of the U0429 code in a Chrysler?

- Possible causes include a faulty steering column control module, damaged wiring or connectors in the steering column system, or a malfunctioning PCM.

4. How can I diagnose the U0429 code in my Chrysler?

- Diagnosis typically involves using a professional OBDII scanner to retrieve the code, checking the wiring and connectors in the steering column system, and testing the steering column control module for proper functionality.

5. Can I continue to drive my Chrysler if the U0429 code is present?

- It is not recommended to drive with the U0429 code present, as it could affect the proper functioning of the power steering system and compromise vehicle safety.

6. Is it possible to repair the U0429 code in a Chrysler on my own?

- While some DIY enthusiasts may attempt to diagnose and repair the issue, it is recommended to seek assistance from a qualified mechanic or dealership due to the complexity of the steering column control module.

7. How much does it typically cost to repair the U0429 code in a Chrysler?

- Repair costs can vary depending on the specific cause of the issue, but they may range from $200 to $600 or more, including parts and labor.

8. Can the U0429 code be triggered by other underlying problems in a Chrysler?

- Yes, the U0429 code can sometimes be triggered by issues with the powertrain control module (PCM), CAN bus communication system, or other related components in the vehicle.

9. Will resetting the OBDII codes make the U0429 code disappear in a Chrysler?

- Resetting the codes may temporarily clear the check engine light, but if the underlying issue causing the U0429 code is not addressed, it is likely to reappear upon driving the vehicle again.

10. How can I prevent the U0429 code from reoccurring in my Chrysler?

- Regular maintenance checks, avoiding water damage to the steering column system, and addressing any electrical issues promptly can help prevent the U0429 code from reoccurring.

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