AutoCodes – Chevrolet – B1424 Chevrolet

B1424 Chevrolet Code - Control Module Power Circuit

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 Low battery voltage, Faulty Control Module, Control Module harness is open or shorted. 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
B1424 Chevrolet indicates Control Module Power Circuit.
Common causes
Common causes include Low battery voltage, Faulty Control Module, Control Module harness is open or shorted.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,750
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 11, 2022
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Code B1424 Chevrolet Description

The vehicle control modules or sensors monitor the system voltage to verify the system voltage is within the normal operating range. Damage to components, and incorrect data can occur when the voltage is out of range. The vehicle has multiple Control Modules that will set this Diagnostic Trouble Code (DTC).
OBDII Code B1424 Chevrolet - Control Module Power Circuit - AutoCodes.com
B1424 Chevrolet Code - Control Module Power Circuit

What are the Possible Causes of the DTC B1424 Chevrolet?

  • Low battery voltage
  • Faulty Control Module
  • Control Module harness is open or shorted
  • Control Module circuit poor electrical connection

How to Fix the DTC B1424 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 B1424 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 B1424 Chevrolet code?

Need more information on how to fix the B1424 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1424 Chevrolet code diagnosed by a professional: Find a repair shop in your area

Information for Specific Chevrolet Models

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 B1424 Chevrolet Code

1. What are the common symptoms of OBDII code B1424 in a Chevrolet related to the Control Module Power Circuit?

- Common symptoms include intermittent or complete loss of power to the control module, engine misfires, rough idling, and possible stalling of the vehicle.

2. What are the possible causes of OBDII code B1424 in a Chevrolet?

- Potential causes include a faulty control module, damaged wiring or connectors in the power circuit, a blown fuse, or issues with the vehicle's battery or alternator.

3. How can I diagnose the Control Module Power Circuit issue related to OBDII code B1424 in my Chevrolet?

- Use a scan tool to retrieve the specific code and check for any other related codes. Inspect the control module, wiring, and connectors for visible damage or corrosion. Test the power supply to the control module.

4. What are the recommended repair tips for fixing OBDII code B1424 in a Chevrolet?

- Start by checking and replacing any blown fuses related to the control module power circuit. Inspect the wiring and connectors for damage and repair or replace as necessary. Consider replacing the control module if it is found to be faulty.

5. Can a DIY enthusiast fix OBDII code B1424 in a Chevrolet related to the Control Module Power Circuit?

- While some basic diagnostic steps can be taken by DIY enthusiasts, complex repairs involving control module replacement or extensive wiring work are best left to experienced professionals.

6. Is it safe to continue driving my Chevrolet with OBDII code B1424 and the Control Module Power Circuit issue?

- It is not recommended to drive the vehicle with this issue, as it can lead to potential engine performance problems or even stalling, posing a safety hazard. Prompt diagnosis and repair are advised.

7. How much can I expect to pay for repairing OBDII code B1424 in a Chevrolet?

- Repair costs can vary depending on the exact cause of the issue and the extent of the repairs needed. It is advisable to get a diagnostic assessment from a certified mechanic to get an accurate estimate.

8. Will resetting the OBDII code B1424 in my Chevrolet make the issue go away?

- Resetting the code may temporarily clear the Check Engine Light, but it will not fix the underlying problem causing the Control Module Power Circuit issue. Proper diagnosis and repair are necessary.

9. Are there any preventive measures to avoid OBDII code B1424 in a Chevrolet?

- Regular vehicle maintenance, including checking the battery and electrical system, can help prevent issues related to the control module power circuit. Addressing any electrical problems promptly can also help avoid this code.

10. Can a bad alternator cause OBDII code B1424 in a Chevrolet?

- Yes, a failing alternator can lead to voltage irregularities in the control module power circuit, triggering OBDII code B1424. It is important to have the alternator checked if this code is present.

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