AutoCodes – Chevrolet – C12E2 Chevrolet

C12E2 Chevrolet Code - Electronic Brake Control Module Supply Circuit High Voltage

Quick Answer

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module harness is open or shorted, Electronic Brake 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
C12E2 Chevrolet indicates Electronic Brake Control Module Supply Circuit High Voltage.
Common causes
Common causes include Faulty Electronic Brake Control Module (EBCM), Electronic Brake Control Module harness is open or shorted, Electronic Brake 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.
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Code Popularity 1,395
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 05, 2020
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Code C12E2 Chevrolet Description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. The Powertrain Control Module (PCM) sets the OBDII code when the Electronic Brake Control Module (EBCM) is not to factory specifications.
OBDII Code C12E2 Chevrolet - Electronic Brake Control Module Supply Circuit High Voltage - AutoCodes.com
C12E2 Chevrolet Code - Electronic Brake Control Module Supply Circuit High Voltage

What are the Possible Causes of the DTC C12E2 Chevrolet?

  • Faulty Electronic Brake Control Module (EBCM)
  • Electronic Brake Control Module harness is open or shorted
  • Electronic Brake Control Module circuit poor electrical connection

How to Fix the DTC C12E2 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 C12E2 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 C12E2 Chevrolet code?

Need more information on how to fix the C12E2 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C12E2 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 C12E2 Chevrolet Code

1. What are the common symptoms of OBDII code C12E2 in a Chevrolet related to the Electronic Brake Control Module Supply Circuit High Voltage?

- Common symptoms include the illumination of the ABS warning light on the dashboard, reduced braking performance, and possible issues with the stability control system.

2. What are the possible causes of OBDII code C12E2 in a Chevrolet?

- The code C12E2 can be triggered by a faulty electronic brake control module, damaged wiring or connectors in the supply circuit, or a malfunction in the vehicle's power supply system.

3. How can I diagnose the cause of OBDII code C12E2 in my Chevrolet?

- To diagnose the issue, it is recommended to use a professional OBDII scanner to retrieve the specific fault codes, perform a visual inspection of the wiring and connectors, and test the electronic brake control module and power supply components.

4. Is it safe to drive my Chevrolet with OBDII code C12E2 present?

- It is not advisable to continue driving your vehicle with the code C12E2 active, as it may affect the operation of the electronic brake control system, compromising your safety on the road.

5. How can I repair OBDII code C12E2 in my Chevrolet?

- Repairing the code C12E2 typically involves replacing the faulty electronic brake control module, repairing or replacing damaged wiring or connectors, and ensuring the power supply system is functioning correctly.

6. Can resetting the OBDII system clear the C12E2 code in my Chevrolet?

- While resetting the OBDII system may temporarily clear the code C12E2, it is crucial to address the underlying issue causing the fault code to prevent it from reoccurring.

7. Are there any DIY tips for troubleshooting OBDII code C12E2 in a Chevrolet?

- DIY tips for troubleshooting the code C12E2 include checking the fuses related to the electronic brake control module, inspecting the wiring harness for visible damage, and ensuring the battery and alternator are functioning properly.

8. How much does it typically cost to repair OBDII code C12E2 in a Chevrolet?

- Repair costs for OBDII code C12E2 can vary depending on the specific cause of the issue, but it may range from $200 to $800, including parts and labor.

9. Can a local auto parts store read the OBDII code C12E2 for me?

- Many local auto parts stores offer free OBDII code scanning services, allowing you to retrieve the code C12E2 and get a better understanding of the issue affecting your Chevrolet.

10. Will OBDII code C12E2 cause my Chevrolet to fail an emissions test?

- Yes, the presence of the code C12E2 may cause your Chevrolet to fail an emissions test, as it indicates a malfunction in the electronic brake control module supply circuit, which can affect the vehicle's overall performance and emissions output.

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