AutoCodes – Generic – B1425

B1425 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
B1425 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 11,021
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 B1425 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 B1425 - Control Module Power Circuit - AutoCodes.com
B1425 Code - Control Module Power Circuit

What are the Possible Causes of the DTC B1425?

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

How to Fix the DTC B1425?

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 B1425 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 B1425 code?

Need more information on how to fix the B1425 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1425 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

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 B1425 Code

1. What are the common symptoms of OBDII code B1425 (Control Module Power Circuit)?

- Common symptoms include issues with power windows, power locks, interior lights, and other electrical components controlled by the affected module.

2. What are the possible causes of OBDII code B1425?

- The code B1425 can be triggered by a blown fuse, a faulty control module, wiring issues, or a loose connection in the power circuit.

3. How can I diagnose the cause of OBDII code B1425?

- To diagnose the cause of B1425, it is recommended to check the fuses related to the affected module, inspect the wiring for any damage, and test the power supply to the control module.

4. Can a DIY enthusiast repair OBDII code B1425 at home?

- Depending on the root cause, DIY enthusiasts may be able to repair B1425 at home by checking and replacing fuses, repairing damaged wiring, or securing loose connections. However, if the issue lies with the control module itself, professional assistance may be required.

5. Are there any specific repair tips for fixing OBDII code B1425?

- When repairing B1425, it is important to carefully inspect all components in the power circuit, ensure all connections are secure, and use a multimeter to test for continuity and proper voltage levels.

6. What happens if OBDII code B1425 is left untreated?

- Leaving OBDII code B1425 untreated can lead to continued issues with the affected electrical components, potential safety hazards, and further damage to the control module or related systems.

7. Is it safe to drive with OBDII code B1425 illuminated?

- While it may be safe to drive with code B1425 illuminated, it is not recommended as the affected electrical components may not function properly, compromising vehicle safety and convenience.

8. Can resetting the OBDII system clear code B1425?

- Resetting the OBDII system may temporarily clear code B1425, but if the underlying issue is not addressed, the code is likely to reappear once the problem resurfaces.

9. How much does it typically cost to repair OBDII code B1425?

- The cost of repairing OBDII code B1425 can vary depending on the cause of the issue, the extent of the repairs needed, and whether professional assistance is required. Costs may range from a few dollars for a blown fuse replacement to several hundred dollars for control module replacement.

10. Can extreme weather conditions cause OBDII code B1425 to trigger?

- Extreme weather conditions, such as excessive heat or moisture, can potentially cause issues with the control module power circuit, leading to the triggering of OBDII code B1425. It is important to keep the vehicle protected from such conditions to prevent related problems.

Discuss the causes and fixes for B1425 OBDII Code

  • I turn the car on, airbag light stays solid on, no blinking, I disconnected the right rear door entirely , still airbag light stays on, it has to be a short somewhere because the light stays on, but I have not found it yet!!!!

  • What model and year is your vehicle?

  • Mine is nissan Rouge 2015. Do you have any idea on this?

  • Please double check the code number. I couldn't find any information in the Nissan Rogue factory service manual about the B1425 code.

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