AutoCodesChevrolet – C012C Chevrolet

C012C Chevrolet Code - Regenerative Axle Pressure Sensor

Quick Answer

The Electronic Brake Control Module (EBCM) uses input from the regenerative axle pressure sensor for more accurate control during a brake and vehicle stability enhancement system event. Common causes include Faulty Brake Pressure Modulator, Brake Pressure Modulator harness is open or shorted, Brake Pressure Modulator 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
C012C Chevrolet indicates Regenerative Axle Pressure Sensor.
Common causes
Common causes include Faulty Brake Pressure Modulator, Brake Pressure Modulator harness is open or shorted, Brake Pressure Modulator 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 1,447
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 08, 2020
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Code C012C Chevrolet Description

The Electronic Brake Control Module (EBCM) uses input from the regenerative axle pressure sensor for more accurate control during a brake and vehicle stability enhancement system event. The regenerative axle pressure sensor is internal to the brake pressure modulator.
OBDII Code C012C Chevrolet - Regenerative Axle Pressure Sensor - AutoCodes.com
C012C Chevrolet Code - Regenerative Axle Pressure Sensor

What are the Possible Causes of the DTC C012C Chevrolet?

  • Faulty Brake Pressure Modulator
  • Brake Pressure Modulator harness is open or shorted
  • Brake Pressure Modulator circuit poor electrical connection

How to Fix the DTC C012C 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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C012C 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.

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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 C012C Chevrolet Code

1. What does the OBDII code C012C mean for a Chevrolet?

The C012C code indicates an issue with the Regenerative Axle Pressure Sensor, which is part of the vehicle’s electronic brake control system.

2. What are common symptoms of the C012C code on a Chevrolet?

Symptoms may include illuminated ABS or traction control warning lights, reduced braking performance, or erratic ABS activation.

3. What causes the C012C code to appear on a Chevrolet?

Common causes include a faulty regenerative axle pressure sensor, damaged wiring or connectors, or issues with the electronic brake control module.

4. Can you drive with the C012C code active on a Chevrolet?

While the vehicle may still be drivable, it is not recommended as the braking system could be compromised, reducing safety.

5. How can I fix the C012C code on my Chevrolet?

Repairs may involve replacing the regenerative axle pressure sensor, repairing or replacing damaged wiring, or reprogramming the brake control module.

6. How do I diagnose the C012C code on a Chevrolet?

Start by scanning for codes with an OBDII scanner, inspect the regenerative axle pressure sensor and its wiring, and test the sensor for proper operation.

7. How much does it cost to repair the C012C code on a Chevrolet?

Costs vary depending on the issue but typically range from $150 to $500, including parts and labor.

8. Can a dirty or corroded connector trigger the C012C code?

Yes, corrosion or damage to the sensor’s connector can disrupt the signal and cause the code.

9. Does the C012C code affect the ABS system on a Chevrolet?

Yes, it can disable or impair the ABS and traction control systems, impacting braking and stability.

10. Will clearing the C012C code fix the issue permanently?

Clearing the code will reset the warning lights temporarily, but the underlying issue must be repaired to prevent the code from returning.

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