AutoCodes – Chevrolet – C025E Chevrolet

C025E Chevrolet Code - Brake Booster Vacuum Sensor Circuit

Quick Answer

The Brake Booster Vacuum Sensor monitors the pressure in the brake booster. Common causes include Faulty Brake Booster Vacuum Sensor, Brake Booster Vacuum Sensor harness is open or shorted, Brake Booster Vacuum 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: C025E Chevrolet indicates Brake Booster Vacuum Sensor Circuit.
Common causes: Common causes include Faulty Brake Booster Vacuum Sensor, Brake Booster Vacuum Sensor harness is open or shorted, Brake Booster Vacuum 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 6,192

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, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C025E Chevrolet Description

The Brake Booster Vacuum Sensor monitors the pressure in the brake booster. The Electronic Brake Control Module (EBCM) supplies a 5 V reference and a low reference circuit to the Brake Booster Vacuum Sensor. The vacuum sensor supplies a voltage signal in relation to the pressure in the brake booster to Electronic Brake Control Module. The Diagnostic Trouble Code (DTC) will be set when a short to ground or a short to voltage is detected on the 5V reference circuit.

OBDII Code C025E Chevrolet - Brake Booster Vacuum Sensor Circuit - AutoCodes.com — C025E Chevrolet Code - Brake Booster Vacuum Sensor Circuit

What does this mean?

What are the Possible Causes of the DTC C025E Chevrolet?

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

How to Fix the DTC C025E 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 C025E 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 C025E Chevrolet code?

Need more information on how to fix the C025E Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C025E Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet Models

C025E 2014 Chevrolet Silverado — Brake Booster Vacuum Sensor Circuit
C025E 2015 Chevrolet Silverado — Brake Booster Vacuum Sensor Circuit
C025E 2016 Chevrolet Silverado — Brake Booster Vacuum Sensor Circuit
C025E 2017 Chevrolet Silverado — Brake Booster Vacuum Sensor Circuit
C025E 2018 Chevrolet Silverado — Brake Booster Vacuum Sensor Circuit

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 C025E Chevrolet Code

1. What are the common symptoms of OBDII code C025E in a Chevrolet related to the Brake Booster Vacuum Sensor Circuit?

The common symptoms include a check engine light illumination, decreased brake performance, and potential issues with the vehicle's stability control system.

2. What can cause the OBDII code C025E related to the Brake Booster Vacuum Sensor Circuit in a Chevrolet?

Possible causes of this code include a faulty brake booster vacuum sensor, damaged wiring or connectors in the sensor circuit, or a malfunctioning stability control module.

3. How can I diagnose the OBDII code C025E in my Chevrolet related to the Brake Booster Vacuum Sensor Circuit?

Diagnosing this code typically involves using a diagnostic scanner to read the trouble codes, inspecting the brake booster vacuum sensor and its wiring for any damage, and testing the sensor's functionality according to the manufacturer's guidelines.

4. Can I continue driving my Chevrolet with the OBDII code C025E related to the Brake Booster Vacuum Sensor Circuit?

It is not recommended to continue driving the vehicle with this code present, as it can lead to potential brake performance issues and compromise safety. It is best to address the underlying problem promptly.

5. How can I repair the OBDII code C025E in my Chevrolet related to the Brake Booster Vacuum Sensor Circuit?

Repairing this code may involve replacing the faulty brake booster vacuum sensor, repairing or replacing damaged wiring or connectors, or addressing any issues with the stability control module as needed.

6. Is it possible to reset the OBDII code C025E in my Chevrolet related to the Brake Booster Vacuum Sensor Circuit without fixing the underlying issue?

While you can clear the trouble codes using a diagnostic scanner, the code is likely to reappear if the underlying problem is not addressed. It is essential to diagnose and repair the issue to prevent further complications.

7. Are there any safety precautions to take when working on the Brake Booster Vacuum Sensor Circuit in a Chevrolet?

When working on components related to the brake system, always ensure the vehicle is securely supported, follow proper safety procedures, and consider seeking professional help if you are not confident in your abilities.

8. Can extreme weather conditions or driving habits contribute to the OBDII code C025E related to the Brake Booster Vacuum Sensor Circuit in a Chevrolet?

Extreme weather conditions or aggressive driving habits can potentially affect the sensor circuit or the brake booster system, leading to the triggering of this OBDII code. Regular maintenance and safe driving practices can help prevent such issues.

9. How long does it typically take to repair the OBDII code C025E in a Chevrolet related to the Brake Booster Vacuum Sensor Circuit?

The repair time can vary depending on the exact cause of the code, the availability of parts, and the expertise of the person performing the repairs. In some cases, it can be resolved within a few hours, while more complex issues may take longer.

10. Can I prevent the OBDII code C025E related to the Brake Booster Vacuum Sensor Circuit from occurring in my Chevrolet?

Regular maintenance, including inspecting and servicing the brake booster system and related components, can help prevent issues that may trigger this code. Additionally, practicing safe driving habits can contribute to the overall health of the vehicle's systems.