AutoCodes – Chevrolet – B1507 Chevrolet

B1507 Chevrolet Code - High Voltage On Control Circuit

Quick Answer

The Body Control Module (BCM) monitors the load control circuit for opens, shorts to ground, and shorts to voltage. Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body 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
B1507 Chevrolet indicates High Voltage On Control Circuit.
Common causes
Common causes include Faulty Body Control Module (BCM), Body Control Module harness is open or shorted, Body 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 884
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jun 13, 2021
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Code B1507 Chevrolet Description

The Body Control Module (BCM) monitors the load control circuit for opens, shorts to ground, and shorts to voltage. The circuit starts at the BCM and travels to the I/P fuse panel where the circuit splits to supply power for the heated seat switch and Heating, Ventilation, and Air Conditioning (HVAC) control head for the rear defog relay driver.
OBDII Code B1507 Chevrolet - High Voltage On Control Circuit - AutoCodes.com
B1507 Chevrolet Code - High Voltage On Control Circuit

What are the Possible Causes of the DTC B1507 Chevrolet?

  • Faulty Body Control Module (BCM)
  • Body Control Module harness is open or shorted
  • Body Control Module circuit poor electrical connection

How to Fix the DTC B1507 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 B1507 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 B1507 Chevrolet code?

Need more information on how to fix the B1507 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1507 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 B1507 Chevrolet Code

1. What are the common symptoms of OBDII code B1507 (Chevrolet) indicating High Voltage On Control Circuit?

- The common symptoms include illumination of the Check Engine light, rough engine performance, and potential issues with the vehicle's transmission.

2. What are the possible causes of OBDII code B1507 (Chevrolet) related to High Voltage On Control Circuit?

- The possible causes can include a faulty control module, damaged wiring or connectors, issues with the throttle body, or a malfunctioning accelerator pedal position sensor.

3. How can I diagnose OBDII code B1507 (Chevrolet) for High Voltage On Control Circuit?

- Diagnosis typically involves using a diagnostic scanner to retrieve the trouble codes, checking the voltage levels at various points in the circuit, and inspecting the related components for any visible damage.

4. What are some repair tips for fixing OBDII code B1507 (Chevrolet) associated with High Voltage On Control Circuit?

- Repair tips may include replacing a faulty control module, repairing or replacing damaged wiring or connectors, cleaning or replacing the throttle body, or replacing a malfunctioning accelerator pedal position sensor.

5. Can OBDII code B1507 (Chevrolet) for High Voltage On Control Circuit be fixed at home?

- While some DIY enthusiasts may attempt to fix this issue at home, it is recommended to seek professional help, especially if the diagnosis and repair involve complex electronic components.

6. Are there any safety precautions to keep in mind when dealing with OBDII code B1507 (Chevrolet) related to High Voltage On Control Circuit?

- It is crucial to disconnect the vehicle's battery before working on any electrical components, follow proper safety procedures when handling diagnostic tools, and wear appropriate safety gear to prevent accidents.

7. How urgent is it to address OBDII code B1507 (Chevrolet) for High Voltage On Control Circuit?

- While the vehicle may still be operable with this issue, it is important to address it promptly to prevent further damage to the engine or transmission and ensure optimal performance and fuel efficiency.

8. Can driving with OBDII code B1507 (Chevrolet) for High Voltage On Control Circuit cause any long-term damage?

- Continued driving with this issue may lead to decreased fuel efficiency, potential damage to other engine components, and could ultimately result in more costly repairs if left unresolved.

9. Is it possible for a loose gas cap to trigger OBDII code B1507 (Chevrolet) for High Voltage On Control Circuit?

- A loose gas cap is unlikely to trigger this specific trouble code, as OBDII code B1507 is typically related to issues within the control circuit rather than a loose gas cap.

10. Can extreme weather conditions affect the occurrence of OBDII code B1507 (Chevrolet) related to High Voltage On Control Circuit?

- Extreme weather conditions may exacerbate existing issues related to this trouble code, such as causing electrical connections to become more prone to damage or failure.

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