AutoCodes – Chevrolet – C0455 Chevrolet

C0455 Chevrolet Code - Front Steering Position Sensor Circuit

Quick Answer

The Electronic Brake Control Module (EBCM) receives several inputs from the steering wheel position sensor. Common causes include Faulty Front Steering Position Sensor, Front Steering Position Sensor harness is open or shorted, Front Steering Position 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: C0455 Chevrolet indicates Front Steering Position Sensor Circuit.
Common causes: Common causes include Faulty Front Steering Position Sensor, Front Steering Position Sensor harness is open or shorted, Front Steering Position 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.

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Code Popularity 11,197

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 Jul 04, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C0455 Chevrolet Description

The Electronic Brake Control Module (EBCM) receives several inputs from the steering wheel position sensor. Three digital square wave signal inputs are wired directly to the EBCM harness connector, however, only signals A and B are used or monitored. The failure of the index pulse signal does not effect vehicle Stability Enhancement System (VSES) function. The EBCM also receives an analog steering wheel position input on the steering wheel position sensor signal 1 circuit. Ignition voltage is supplied to the digital portion of the steering wheel position sensor. The analog portion of the steering wheel position sensor is supplied a 5-volt reference from the EBCM.

OBDII Code C0455 Chevrolet - Front Steering Position Sensor Circuit - AutoCodes.com — C0455 Chevrolet Code - Front Steering Position Sensor Circuit

What does this mean?

What are the Possible Causes of the DTC C0455 Chevrolet?

Faulty Front Steering Position Sensor
Front Steering Position Sensor harness is open or shorted
Front Steering Position Sensor circuit poor electrical connection

How to Fix the DTC C0455 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 C0455 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 C0455 Chevrolet code?

Need more information on how to fix the C0455 Chevrolet code? Get Access to Factory Service Manuals

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Get the C0455 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 C0455 Chevrolet Code

1. What are common symptoms of OBDII code C0455 in a Chevrolet related to the front steering position sensor circuit?

Common symptoms include the ABS warning light or stability control light coming on, erratic steering behavior, and potential loss of stability control features.

2. What are some possible causes of OBDII code C0455 in a Chevrolet?

Potential causes include a faulty front steering position sensor, damaged wiring or connectors in the steering system, or issues with the electronic stability control module.

3. How can I diagnose the front steering position sensor circuit issue related to OBDII code C0455 in my Chevrolet?

Diagnosis typically involves using a scan tool to read the trouble code, inspecting the wiring and connectors for damage, testing the front steering position sensor, and checking for any related recalls or technical service bulletins.

4. Can I still drive my Chevrolet with OBDII code C0455 present?

It is not recommended to drive your vehicle with this code present, as it can affect the stability control system and potentially compromise your safety on the road.

5. Is it possible to reset OBDII code C0455 in a Chevrolet without fixing the underlying issue?

While you can clear the code temporarily with a scan tool, it will likely reappear until the root cause of the front steering position sensor circuit problem is addressed.

6. How much does it typically cost to repair OBDII code C0455 in a Chevrolet?

The cost of repair can vary depending on the specific issue causing the code, but it may involve replacing the front steering position sensor, repairing damaged wiring, or reprogramming the stability control system, which can range from a few hundred to over a thousand dollars.

7. Are there any DIY repair tips for addressing OBDII code C0455 in a Chevrolet?

Unless you have experience with automotive diagnostics and repair, it is recommended to have a qualified mechanic or dealership address the front steering position sensor circuit issue to ensure proper diagnosis and repair.

8. Can a front steering position sensor circuit problem cause other issues in my Chevrolet?

Yes, a malfunction in this circuit can affect the operation of the stability control system, ABS system, and potentially impact the overall handling and safety of your vehicle.

9. How long does it typically take to repair OBDII code C0455 in a Chevrolet?

The repair time can vary based on the specific cause of the issue, but it may take a few hours to a full day to diagnose and rectify the front steering position sensor circuit problem.

10. Is it important to address OBDII code C0455 promptly in my Chevrolet?

Yes, it is crucial to address this code promptly to ensure the proper functioning of the stability control system and maintain safe driving conditions.