AutoCodes – Chevrolet – U0418 Chevrolet

U0418 Chevrolet Code - Invalid Data Received From Brake System Control Module

Quick Answer

A Controller Area Network (CAN) is a vehicle bus standard designed to interconnect automotive devices without a host computer. Common causes include Faulty Brake System Control Module, Brake System Control Module harness is open or shorted, Brake System Control 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
U0418 Chevrolet indicates Invalid Data Received From Brake System Control Module.
Common causes
Common causes include Faulty Brake System Control Module, Brake System Control Module harness is open or shorted, Brake System Control 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 5,562
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Apr 08, 2020
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Code U0418 Chevrolet Description

A Controller Area Network (CAN) is a vehicle bus standard designed to interconnect automotive devices without a host computer. Operating information and commands are exchanged among the devices. The devices have programmed information about what messages are needed to be exchanged on the serial data circuits. Some devices are constantly receiving information from other devices through serial data communication network. The invalid data Diagnostic Trouble Code (DTC) will be set when a receiving device detects a discrepancy in the information it receives from the Brake System Control Module causing its integrity to be questioned.
OBDII Code U0418 Chevrolet - Invalid Data Received From Brake System Control Module - AutoCodes.com
U0418 Chevrolet Code - Invalid Data Received From Brake System Control Module

What are the Possible Causes of the DTC U0418 Chevrolet?

  • Faulty Brake System Control Module
  • Brake System Control Module harness is open or shorted
  • Brake System Control Module circuit poor electrical connection

How to Fix the DTC U0418 Chevrolet?

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 U0418 Chevrolet 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 U0418 Chevrolet code?

Need more information on how to fix the U0418 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U0418 Chevrolet 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 U0418 Chevrolet Code

1. What are common symptoms of OBDII code U0418 in a Chevrolet related to the Brake System Control Module?

- Common symptoms include the ABS warning light being illuminated on the dashboard, loss of communication with the brake system module, and potential issues with the vehicle's braking system.

2. What are some possible causes of the U0418 code in a Chevrolet indicating Invalid Data Received From Brake System Control Module?

- Possible causes include a faulty brake system control module, damaged wiring or connectors in the brake system circuit, or a communication error between modules.

3. How can I diagnose the U0418 code in my Chevrolet to pinpoint the issue with the Brake System Control Module?

- To diagnose the U0418 code, it is recommended to use an OBDII scanner to retrieve the specific error codes, perform a visual inspection of the brake system components, and test the communication between the modules using specialized diagnostic tools.

4. Can I continue driving my Chevrolet with the U0418 code triggered by the Brake System Control Module issue?

- It is not advisable to continue driving the vehicle with the U0418 code present, as it may compromise the functionality of the braking system and pose a safety risk. It is recommended to address the issue promptly.

5. What are some repair tips for resolving the U0418 code in a Chevrolet related to the Brake System Control Module?

- Repair tips may include checking and repairing any damaged wiring or connectors, resetting the fault codes after addressing the underlying issue, and, if needed, replacing the faulty brake system control module.

6. Is it possible to reset the U0418 code in a Chevrolet without fixing the underlying problem with the Brake System Control Module?

- While it is possible to clear the error codes using an OBDII scanner, it is crucial to address the root cause of the issue to prevent the U0418 code from reappearing and ensure the proper functioning of the brake system.

7. How much does it typically cost to repair the U0418 code in a Chevrolet caused by the Brake System Control Module problem?

- Repair costs for the U0418 code can vary depending on the extent of the issue, the need for replacement parts, and labor charges. It is recommended to consult with a qualified mechanic or dealership for an accurate estimate.

8. Are there any recalls or technical service bulletins related to the U0418 code in Chevrolet vehicles?

- It is advisable to check with Chevrolet dealerships or online resources for any recalls or technical service bulletins specific to the U0418 code and related brake system control module issues in Chevrolet vehicles.

9. Can a DIY enthusiast with basic automotive knowledge fix the U0418 code in a Chevrolet on their own?

- While some troubleshooting steps can be performed by DIY enthusiasts, diagnosing and repairing the U0418 code related to the Brake System Control Module may require specialized tools and expertise. It is recommended to consult a professional mechanic for complex issues.

10. How long does it typically take to resolve the U0418 code issue in a Chevrolet caused by the Brake System Control Module malfunction?

- The repair time for the U0418 code can vary depending on the complexity of the issue, availability of replacement parts, and the mechanic's experience. In some cases, it can be resolved within a few hours, while more complex issues may take longer to diagnose and repair.

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