AutoCodes – Generic – B2325

B2325 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 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 11,202

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Jan 14, 2023

Description
Possible Causes
How To Fix
Tech Notes ▶
Cost to Diagnose
FAQs
Comments
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Code B2325 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 - LIN Communication Bus Malfunction - AutoCodes.com — B2325 Code - LIN Communication Bus Malfunction

What does this mean?

What are the Possible Causes of the DTC B2325?

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?

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 does this mean?

Code Tech Notes

User Submitted Video

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B2325 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 code?

Need more information on how to fix the B2325 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2325 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B2325 Chrysler — Headlamp Washer Motor Control Circuit Open
B2325 Dodge — Headlamp Washer Motor Control Circuit Open
B2325 Jeep — Headlamp Washer Motor Control Circuit Open
B2325 Lexus — LIN Communication Bus Malfunction
B2325 RAM — Headlamp Washer Motor Control Circuit Open
B2325 Scion — LIN Communication Bus Malfunction
B2325 Toyota — LIN Communication Bus Malfunction

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 Code

What does the OBDII code B2325 mean?

B2325 indicates a malfunction in the LIN (Local Interconnect Network) communication bus, which is responsible for communication between various electronic modules in a vehicle.

What are common symptoms of a B2325 code?

Common symptoms include warning lights on the dashboard, erratic behavior of electronic components, failure of certain features, or difficulty in starting the vehicle.

What causes the B2325 code to trigger?

The B2325 code can be triggered by issues such as damaged wiring, a faulty LIN module, poor connections, or problems within the electronic control unit (ECU) related to LIN communication.

How can I diagnose the B2325 code?

To diagnose the B2325 code, use an OBDII scanner to confirm the code, inspect the wiring and connectors for damage, and check the LIN modules for proper function.

What are some common repair tips for fixing a B2325 code?

Repair tips include inspecting and repairing any damaged wiring, ensuring all connectors are secure, replacing faulty LIN modules, and clearing the code to see if it reappears.

Can I drive my vehicle with a B2325 code?

While it may be possible to drive the vehicle, it is not recommended as the malfunction can affect vehicle safety and performance, and may lead to further issues.

How can I prevent a B2325 code from occurring?

Preventative measures include regular vehicle maintenance, ensuring all electrical connections are clean and secure, and addressing any electronic issues promptly before they escalate.

Is the B2325 code serious?

Yes, the B2325 code can be serious as it indicates a communication failure that can affect critical vehicle functions, leading to potential safety hazards.

What tools do I need to troubleshoot a B2325 code?

You will need an OBDII scanner, multimeter for electrical testing, and possibly a wiring diagram for the vehicle to properly troubleshoot the communication issues.