AutoCodes – Infiniti – B2900 Infiniti

B2900 Infiniti Code - Power Delivery Module Internal Malfunction

Quick Answer

The Diagnostic Trouble Code (DTC) is set when a Power Delivery Module (PDM) internal malfunction is detected. Common causes include Faulty Power Delivery Module (PDM), Power Delivery Module (PDM) harness is open or shorted, Power Delivery Module (PDM) 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: B2900 Infiniti indicates Power Delivery Module Internal Malfunction.
Common causes: Common causes include Faulty Power Delivery Module (PDM), Power Delivery Module (PDM) harness is open or shorted, Power Delivery Module (PDM) 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 546

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 Feb 19, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2900 Infiniti Description

The Diagnostic Trouble Code (DTC) is set when a Power Delivery Module (PDM) internal malfunction is detected.

OBDII Code B2900 Infiniti - Power Delivery Module Internal Malfunction - AutoCodes.com — B2900 Infiniti Code - Power Delivery Module Internal Malfunction

What does this mean?

What are the Possible Causes of the DTC B2900 Infiniti?

Faulty Power Delivery Module (PDM)
Power Delivery Module (PDM) harness is open or shorted
Power Delivery Module (PDM) circuit poor electrical connection

How to Fix the DTC B2900 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 B2900 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 B2900 Infiniti code?

Need more information on how to fix the B2900 Infiniti 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 B2900 Infiniti Code

What does the OBDII code B2900 mean for my Infiniti?

The B2900 code indicates an internal malfunction in the Power Delivery Module (PDM), which is responsible for managing power distribution to various vehicle systems.

What symptoms might I experience if my Infiniti has a B2900 code?

Common symptoms include warning lights on the dashboard, reduced engine performance, issues with electrical components, or intermittent power loss.

What could cause the B2900 code to appear in my Infiniti?

The code may be triggered by a faulty Power Delivery Module, wiring issues, poor connections, or related component failures.

How can I diagnose the B2900 code?

To diagnose the B2900 code, use an OBDII scanner to confirm the code, inspect wiring and connectors for damage, and test the Power Delivery Module for proper function.

Is it safe to drive my Infiniti with a B2900 code?

While it may be safe for short distances, it is advisable to have the issue diagnosed and repaired as soon as possible to avoid potential electrical failures or further damage.

What are some potential repair solutions for a B2900 code?

Repair options may include replacing the Power Delivery Module, repairing or replacing damaged wiring or connectors, and ensuring all electrical connections are secure.

Can I clear the B2900 code, or will it come back?

You can clear the code using an OBDII scanner, but if the underlying issue is not fixed, the code is likely to reappear.

How much might it cost to repair the B2900 code issue in my Infiniti?

Repair costs can vary widely depending on the specific fault; replacing a Power Delivery Module may range from $200 to $1,000 or more, depending on labor and parts.

Is the B2900 code specific to Infiniti vehicles?

While the B2900 code can appear in various makes and models, it may be particularly associated with Infiniti and other Nissan vehicles due to shared technology.