AutoCodes – Buick – B1325:03 Buick

B1325:03 Buick Code - Control Module Power Circuit Low 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 Control Module Power, Control Module Power harness is open or shorted, Control Module Power 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: B1325:03 Buick indicates Control Module Power Circuit Low Voltage.
Common causes: Common causes include Faulty Control Module Power, Control Module Power harness is open or shorted, Control Module Power 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 1,294

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 Apr 12, 2023

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1325:03 Buick 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 system voltage is less than 9 volts for 5 seconds. The following control modules will set this Diagnostic Trouble Code (DTC): Body Control Module (BCM), Instrument Panel Cluster (IPC), Radio and Sensing and Diagnostic Module (SDM).

OBDII Code B1325:03 Buick - Control Module Power Circuit Low Voltage - AutoCodes.com — B1325:03 Buick Code - Control Module Power Circuit Low Voltage

What does this mean?

What are the Possible Causes of the DTC B1325:03 Buick?

Faulty Control Module Power
Control Module Power harness is open or shorted
Control Module Power circuit poor electrical connection

How to Fix the DTC B1325:03 Buick?

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 B1325:03 Buick 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 B1325:03 Buick code?

Need more information on how to fix the B1325:03 Buick code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 B1325:03 Buick Code

1. What are the common symptoms of OBDII code B1325:03 in a Buick related to the Control Module Power Circuit Low Voltage?

- Common symptoms include issues with power windows, power door locks, and other electrical components not functioning properly.

2. What are the possible causes of the Control Module Power Circuit Low Voltage code B1325:03 in a Buick?

- Possible causes may include a faulty control module, a damaged wiring harness, or a weak electrical connection.

3. How can I diagnose the Control Module Power Circuit Low Voltage code B1325:03 in my Buick?

- To diagnose this code, you can use a diagnostic scanner to retrieve the specific fault code and then conduct further testing to pinpoint the exact issue.

4. Can a weak car battery cause the B1325:03 code to appear in a Buick?

- Yes, a weak or failing car battery can potentially lead to low voltage in the control module power circuit, triggering the B1325:03 code.

5. Are there any quick repair tips for addressing the B1325:03 code in a Buick?

- Quick repair tips may include checking and tightening electrical connections, inspecting the wiring harness for damage, and ensuring the battery is in good condition.

6. Is it safe to continue driving my Buick with the Control Module Power Circuit Low Voltage code B1325:03?

- It is not recommended to drive your Buick with this code present, as it can lead to further electrical issues and potentially cause safety hazards.

7. Can a DIY enthusiast fix the B1325:03 code issue in a Buick, or is professional help necessary?

- Depending on your skill level and knowledge of automotive electrical systems, you may be able to address the B1325:03 code yourself. However, seeking professional help is advisable for more complex issues.

8. How much can I expect to pay to repair the Control Module Power Circuit Low Voltage code B1325:03 in a Buick?

- The cost of repair can vary depending on the underlying cause of the code, but it may range from a few hundred to a thousand dollars, including parts and labor.

9. Will resetting the OBDII system clear the B1325:03 code from a Buick's system?

- Resetting the OBDII system may temporarily clear the code, but if the root cause of the issue is not addressed, the code is likely to reappear after driving the vehicle.

10. How can I prevent the B1325:03 code from reoccurring in my Buick after repair?

- To prevent the code from reoccurring, it's essential to address the root cause of the issue thoroughly, perform regular maintenance checks on the electrical system, and ensure all connections are secure and in good condition.