AutoCodes – Infiniti – B2902 Infiniti

B2902 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: B2902 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 454

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 Feb 19, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2902 Infiniti Description

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

OBDII Code B2902 Infiniti - Power Delivery Module Internal Malfunction - AutoCodes.com — B2902 Infiniti Code - Power Delivery Module Internal Malfunction

What does this mean?

What are the Possible Causes of the DTC B2902 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 B2902 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 B2902 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 B2902 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 B2902 Infiniti Code

1. What does the OBDII code B2902 mean on an Infiniti?

The code B2902 indicates a "Power Delivery Module Internal Malfunction," which means there is an issue with the internal circuitry or software of the Power Delivery Module.

2. What are the common symptoms of the B2902 code on an Infiniti?

Symptoms may include electrical malfunctions, issues with starting the vehicle, non-functional accessories, or intermittent power supply failures.

3. What causes the B2902 code to appear on Infiniti vehicles?

The code is typically caused by a faulty Power Delivery Module, wiring issues, water intrusion, or software glitches.

4. Can I drive my Infiniti with the B2902 code active?

While the vehicle may still be drivable, it is not recommended as the malfunction could lead to further electrical failures or compromise safety systems.

5. How is the B2902 code diagnosed?

A mechanic will use a diagnostic scanner to confirm the code, inspect the Power Delivery Module and its wiring, and check for water damage or loose connections.

6. What are the repair options for a B2902 code on an Infiniti?

Repairs may include replacing or reprogramming the Power Delivery Module, repairing damaged wiring, or cleaning and sealing connectors to prevent water intrusion.

7. How much does it cost to fix the B2902 code on an Infiniti?

The repair cost depends on the specific issue but typically ranges from $300 to $800, including diagnostics, parts, and labor.

8. Can a software update fix the B2902 code on an Infiniti?

In some cases, a software update to the Power Delivery Module can resolve the issue if the malfunction is software-related.

9. How can I prevent the B2902 code from recurring?

Regularly inspect the electrical system for damage, avoid exposing the vehicle to excessive moisture, and ensure all software updates are performed as recommended by Infiniti.

10. Does the B2902 code require immediate attention?

Yes, since it involves the Power Delivery Module, addressing the issue promptly can prevent further electrical problems and ensure safe operation of the vehicle.