AutoCodes – Infiniti – B2428 Infiniti

B2428 Infiniti Code - Automatic Back Door Control Unit

Quick Answer

The Automatic Back Door Control Module monitors the Automatic Back Door Control Unit. Common causes include Faulty Automatic Back Door Control Module, Automatic Back Door Control Module harness is open or shorted, Automatic Back Door 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: B2428 Infiniti indicates Automatic Back Door Control Unit.
Common causes: Common causes include Faulty Automatic Back Door Control Module, Automatic Back Door Control Module harness is open or shorted, Automatic Back Door 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.

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Code Popularity 4,381

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 Dec 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2428 Infiniti Description

The Automatic Back Door Control Module monitors the Automatic Back Door Control Unit. The OBDII code sets when the Automatic Back Door Control Module cannot detected CPU malfunction.

OBDII Code B2428 Infiniti - Automatic Back Door Control Unit - AutoCodes.com — B2428 Infiniti Code - Automatic Back Door Control Unit

What does this mean?

What are the Possible Causes of the DTC B2428 Infiniti?

Faulty Automatic Back Door Control Module
Automatic Back Door Control Module harness is open or shorted
Automatic Back Door Control Module circuit poor electrical connection

How to Fix the DTC B2428 Infiniti?

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 B2428 Infiniti 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 B2428 Infiniti 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 B2428 Infiniti Code

What are the common symptoms of OBDII code B2428 in an Infiniti related to the Automatic Back Door Control Unit?

Symptoms may include the automatic back door not functioning properly, failure to open or close, or intermittent operation.

What are possible causes of OBDII code B2428 in an Infiniti related to the Automatic Back Door Control Unit?

Potential causes may include faulty wiring, a defective back door control unit, or a malfunctioning back door motor.

How can I diagnose OBDII code B2428 in an Infiniti related to the Automatic Back Door Control Unit?

Diagnosis involves using a scan tool to retrieve the specific code, checking the wiring and connections, and testing the back door motor and control unit for proper functionality.

What are some tips for repairing OBDII code B2428 in an Infiniti related to the Automatic Back Door Control Unit?

Repair tips may include repairing or replacing damaged wiring, replacing the back door control unit or motor if faulty, and ensuring all connections are secure.

Can OBDII code B2428 in an Infiniti related to the Automatic Back Door Control Unit be fixed without professional help?

Depending on your level of automotive expertise, you may be able to troubleshoot and repair the issue yourself by following diagnostic steps and using the appropriate tools.

Is it safe to continue driving an Infiniti with OBDII code B2428 related to the Automatic Back Door Control Unit?

It is not recommended to drive the vehicle with this issue as it may lead to further damage or safety concerns. It is best to address the problem promptly.

How much does it typically cost to repair OBDII code B2428 in an Infiniti related to the Automatic Back Door Control Unit?

Repair costs can vary depending on the specific issue and whether you choose to do the repairs yourself or seek professional assistance. It's advisable to obtain quotes from reputable mechanics or repair shops.

Are there any recalls or technical service bulletins related to OBDII code B2428 in an Infiniti related to the Automatic Back Door Control Unit?

Check with your local Infiniti dealership or visit the National Highway Traffic Safety Administration (NHTSA) website to see if there are any relevant recalls or bulletins for this specific issue.