AutoCodes – Generic – C003E

C003E Code - Rear Wheel Speed Sensor Supply

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Rear Wheel Speed Sensor Supply. Common causes include Faulty Rear Wheel Speed Sensor Supply, Rear Wheel Speed Sensor Supply harness is open or shorted, Rear Wheel Speed Sensor Supply 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: C003E indicates Rear Wheel Speed Sensor Supply.
Common causes: Common causes include Faulty Rear Wheel Speed Sensor Supply, Rear Wheel Speed Sensor Supply harness is open or shorted, Rear Wheel Speed Sensor Supply 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 1,258

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 May 02, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C003E Description

The Anti-Lock Brake System (ABS) Module monitors the Rear Wheel Speed Sensor Supply. The ABS Module sets the OBDII code when the Rear Wheel Speed Sensor Supply is not to factory specifications.

OBDII Code C003E - Rear Wheel Speed Sensor Supply - AutoCodes.com — C003E Code - Rear Wheel Speed Sensor Supply

What does this mean?

What are the Possible Causes of the DTC C003E?

Faulty Rear Wheel Speed Sensor Supply
Rear Wheel Speed Sensor Supply harness is open or shorted
Rear Wheel Speed Sensor Supply circuit poor electrical connection

How to Fix the DTC C003E?

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 C003E 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 C003E code?

Need more information on how to fix the C003E code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C003E 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 C003E Code

1. What are the common symptoms of OBDII code C003E related to the Rear Wheel Speed Sensor Supply?

- Common symptoms include ABS warning light illuminated on the dashboard, traction control system malfunctions, and potential issues with the vehicle stability control.

2. What are the typical causes of OBDII code C003E for the Rear Wheel Speed Sensor Supply?

- The code C003E is often triggered by a faulty rear wheel speed sensor, damaged wiring or connectors, or issues with the ABS control module.

3. How can I diagnose the OBDII code C003E for the Rear Wheel Speed Sensor Supply?

- Diagnosis involves using an OBDII scanner to retrieve the specific fault code, visually inspecting the rear wheel speed sensor and its wiring, and performing electrical tests to check for continuity and proper voltage.

4. Can a DIY enthusiast repair OBDII code C003E related to the Rear Wheel Speed Sensor Supply?

- While some basic repairs like sensor replacement or wiring fixes can be done by DIY enthusiasts, it is recommended to consult a professional for accurate diagnosis and repair to ensure safety and proper functionality.

5. Are there any temporary fixes for OBDII code C003E until I can get it repaired?

- Temporary fixes like clearing the fault code using an OBDII scanner may temporarily turn off the warning lights, but the underlying issue causing the code will persist until properly repaired.

6. How critical is it to address OBDII code C003E for the Rear Wheel Speed Sensor Supply?

- Ignoring this code can lead to safety risks, compromised ABS functionality, and potential loss of traction control, impacting the overall handling and stability of the vehicle.

7. Is it necessary to replace the entire ABS control module for OBDII code C003E?

- Not always. In some cases, the issue may be resolved by simply replacing the faulty rear wheel speed sensor or repairing the damaged wiring without needing to replace the entire ABS control module.

8. Can extreme weather conditions affect the occurrence of OBDII code C003E?

- Yes, extreme temperatures or moisture exposure can sometimes lead to sensor malfunctions or electrical issues, contributing to the triggering of the Rear Wheel Speed Sensor Supply code.

9. How long does it typically take to repair OBDII code C003E for the Rear Wheel Speed Sensor Supply?

- The repair time can vary depending on the exact cause of the code, but it usually takes a few hours to diagnose, obtain replacement parts, and complete the repair process.

10. Will driving with OBDII code C003E for the Rear Wheel Speed Sensor Supply damage other vehicle systems?

- Continuing to drive with this code may potentially cause further damage to the ABS system or affect the vehicle's overall performance and safety, so it is advisable to address the issue promptly.