AutoCodesLexus – B2325 Lexus

B2325 Lexus Code - LIN Communication Bus Malfunction

Quick Answer

The Main Body ECU (Multiplex Network Body ECU) intermittently monitors the Local Interconnect Network (LIN) communication bus between the components related to the doors and sliding roof drive gear sub-assembly. Common causes include Faulty Front Power Window Regulator Motor Assembly Left (LH), Front Power Window Regulator Motor Assembly Left harness is open or shorted, Front Power Window Regulator Motor Assembly Left 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
B2325 Lexus indicates LIN Communication Bus Malfunction.
Common causes
Common causes include Faulty Front Power Window Regulator Motor Assembly Left (LH), Front Power Window Regulator Motor Assembly Left harness is open or shorted, Front Power Window Regulator Motor Assembly Left 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 4,871
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 14, 2023
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Code B2325 Lexus Description

The Main Body ECU (Multiplex Network Body ECU) intermittently monitors the Local Interconnect Network (LIN) communication bus between the components related to the doors and sliding roof drive gear sub-assembly. Diagnostic Trouble Code (DTC) B2325 is stored when a malfunction in the LIN communication bus between the components related to the doors and sliding roof drive gear sub-assembly is detected consecutively 3 times.
OBDII Code B2325 Lexus - LIN Communication Bus Malfunction - AutoCodes.com
B2325 Lexus Code - LIN Communication Bus Malfunction

What are the Possible Causes of the DTC B2325 Lexus?

  • Faulty Front Power Window Regulator Motor Assembly Left (LH)
  • Front Power Window Regulator Motor Assembly Left harness is open or shorted
  • Front Power Window Regulator Motor Assembly Left circuit poor electrical connection
  • Faulty Main Body ECU (Multiplex Network Body ECU)

How to Fix the DTC B2325 Lexus?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2325 Lexus 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 B2325 Lexus code?

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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 B2325 Lexus Code

1. What is OBDII code B2325 for a Lexus?

The OBDII code B2325 for a Lexus indicates a LIN Communication Bus Malfunction within the vehicle's network system.

2. What are the common symptoms of a LIN Communication Bus Malfunction (B2325) in a Lexus?

Common symptoms include issues with the vehicle's communication system, such as loss of connectivity between different modules and components, leading to various electronic malfunctions.

3. What are the possible causes of the LIN Communication Bus Malfunction (B2325) in a Lexus?

Potential causes include damaged wiring, loose connections, faulty modules or sensors, water damage, or issues with the LIN bus itself.

4. How can I diagnose a LIN Communication Bus Malfunction (B2325) in my Lexus?

Diagnosis typically involves using an OBDII scanner to read the code, checking the vehicle's wiring and connections, inspecting related modules and sensors, and performing a network communication test.

5. Can I drive my Lexus with the LIN Communication Bus Malfunction (B2325) code?

It is not recommended to drive the vehicle with this code present, as it can lead to further electrical issues and affect the overall performance and safety of the vehicle.

6. How can I repair a LIN Communication Bus Malfunction (B2325) in my Lexus?

Repair options may include repairing or replacing damaged wiring, fixing loose connections, replacing faulty modules or sensors, drying out any water damage, and ensuring proper communication between components.

7. Is it possible to clear the B2325 code in a Lexus without fixing the issue?

While you can clear the code temporarily, it is crucial to address the underlying problem causing the LIN Communication Bus Malfunction to prevent it from reoccurring.

8. How much does it cost to fix a LIN Communication Bus Malfunction (B2325) in a Lexus?

The cost of repair can vary depending on the specific issue causing the code, the parts needed, and labor costs. It is recommended to consult a professional mechanic for an accurate estimate.

9. How long does it take to repair a LIN Communication Bus Malfunction (B2325) in a Lexus?

The repair time can vary based on the complexity of the issue, availability of parts, and the mechanic's expertise. Some repairs may be quick, while others may take more time to diagnose and fix.

10. Can a DIY enthusiast fix a LIN Communication Bus Malfunction (B2325) in a Lexus?

While some basic troubleshooting and repairs may be possible for a DIY enthusiast, diagnosing and fixing complex electrical issues like a LIN Communication Bus Malfunction often require specialized tools and expertise, so it is recommended to seek professional help.

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