AutoCodes – Hummer – C0041 Hummer

C0041 Hummer Code - Right Front Wheel Speed Sensor Circuit Range Performance

Quick Answer

The Wheel Speed Sensor (WSS) receives ignition voltage from the Electronic Brake Control Module (EBCM) and provides a DC square wave signal back to the module. Common causes include Faulty Right Front Wheel Speed Sensor, Right Front Wheel Speed Sensor harness is open or shorted, Right Front Wheel Speed 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: C0041 Hummer indicates Right Front Wheel Speed Sensor Circuit Range Performance.
Common causes: Common causes include Faulty Right Front Wheel Speed Sensor, Right Front Wheel Speed Sensor harness is open or shorted, Right Front Wheel Speed 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 1,386

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 Oct 24, 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 C0041 Hummer Description

The Wheel Speed Sensor (WSS) receives ignition voltage from the Electronic Brake Control Module (EBCM) and provides a DC square wave signal back to the module. As the wheel spins, the EBCM uses the frequency of the square wave signal to calculate the wheel speed.

OBDII Code C0041 Hummer - Right Front Wheel Speed Sensor Circuit Range Performance - AutoCodes.com — C0041 Hummer Code - Right Front Wheel Speed Sensor Circuit Range Performance

What does this mean?

What are the Possible Causes of the DTC C0041 Hummer?

Faulty Right Front Wheel Speed Sensor
Right Front Wheel Speed Sensor harness is open or shorted
Right Front Wheel Speed Sensor circuit poor electrical connection

How to Fix the DTC C0041 Hummer?

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 C0041 Hummer 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 C0041 Hummer code?

Need more information on how to fix the C0041 Hummer code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C0041 Hummer 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 C0041 Hummer Code

1. What does the OBDII code C0041 indicate on a Hummer?

- Code C0041 in a Hummer indicates a problem with the Right Front Wheel Speed Sensor Circuit, specifically related to range/performance issues. This means the sensor is not functioning within the expected parameters set by the manufacturer.

2. What are common symptoms of code C0041 in a Hummer?

- Common symptoms include the ABS light turning on, decreased anti-lock brake system performance, possible traction control issues, and in some cases, the vehicleâ€™s speedometer may behave erratically.

3. What causes the C0041 code to appear in a Hummer?

- Causes for the C0041 code can include a faulty right front wheel speed sensor, damaged sensor wiring, or a problem with the wheel hub that impacts sensor operation.

4. How can I diagnose the C0041 code in a Hummer?

- To diagnose the C0041 code, start by visually inspecting the right front wheel speed sensor and its wiring for any obvious damage or disconnections. Use an OBDII scanner to check for additional codes that might provide more clues and measure the sensorâ€™s signal output with a multimeter.

5. What steps should be taken to fix the C0041 code in a Hummer?

- Repairing code C0041 typically involves replacing the faulty right front wheel speed sensor, repairing any damaged wires or connectors in the sensor circuit, and ensuring that the wheel hub and bearing are in good condition.

6. Can driving with the C0041 code active cause further vehicle damage?

- While driving with the C0041 code active might not immediately damage your vehicle, it compromises the effectiveness of the ABS and traction control systems, which can increase the risk of an accident in slippery conditions or during emergency braking.

7. Is it necessary to use a professional mechanic to resolve the C0041 code?

- Although some experienced DIYers might manage to address the C0041 code, it's recommended to consult with a professional mechanic. They can accurately diagnose the issue using specialized tools and ensure that the repair is done correctly.

8. How important is it to clear the C0041 code after repairs are done?

- It is crucial to clear the C0041 code after repairs to reset the vehicleâ€™s computer system, ensuring that all systems function properly and recheck to ensure the issue was completely resolved.

9. What are the potential costs involved in fixing the C0041 code on a Hummer?

- Costs can vary widely depending on the specific repair needed. Replacing a wheel speed sensor can cost anywhere from $100 to $300, whereas more extensive wiring repairs or hub replacements can increase the expense significantly.