AutoCodes – Infiniti – B2850 Infiniti

B2850 Infiniti Code - Power Delivery Module Temperature Sensor

Quick Answer

Two temperature sensors are integrated in the Power Delivery Module (PDM), and monitor the charging circuit temperature and control circuit board temperature. 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: B2850 Infiniti indicates Power Delivery Module Temperature Sensor.
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 600

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 13, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2850 Infiniti Description

Two temperature sensors are integrated in the Power Delivery Module (PDM), and monitor the charging circuit temperature and control circuit board temperature. The Power Delivery Module (PDM) also detects sensor accuracy malfunctions by comparing the signals from each sensor.

OBDII Code B2850 Infiniti - Power Delivery Module Temperature Sensor - AutoCodes.com — B2850 Infiniti Code - Power Delivery Module Temperature Sensor

What does this mean?

What are the Possible Causes of the DTC B2850 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 B2850 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 B2850 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 B2850 Infiniti code?

Need more information on how to fix the B2850 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2850 Infiniti code diagnosed by a professional: Find a repair shop in your area

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 B2850 Infiniti Code

1. What are the common symptoms of OBDII code B2850 in an Infiniti related to the Power Delivery Module Temperature Sensor?

- Common symptoms include poor engine performance, reduced power, and potential overheating issues.

2. What could cause the OBDII code B2850 related to the Power Delivery Module Temperature Sensor in an Infiniti?

- The code B2850 can be triggered by a faulty temperature sensor, wiring issues, or problems with the power delivery module itself.

3. How can I diagnose the OBDII code B2850 in my Infiniti?

- Diagnosing the code B2850 typically involves using a scan tool to read the code, checking the temperature sensor and wiring for any visible damage, and testing the power delivery module.

4. Can I still drive my Infiniti with the OBDII code B2850 present?

- It is not recommended to drive your Infiniti with the OBDII code B2850 present as it can lead to further engine damage and potential safety hazards.

5. How can I repair the OBDII code B2850 related to the Power Delivery Module Temperature Sensor in my Infiniti?

- Repairing the code B2850 may involve replacing the faulty temperature sensor, repairing any damaged wiring, or replacing the power delivery module if necessary.

6. Are there any DIY tips for addressing the OBDII code B2850 in an Infiniti?

- DIY tips for addressing the code B2850 include checking the sensor and wiring connections for any loose or damaged components before considering professional help.

7. Is resetting the OBDII code B2850 in my Infiniti a temporary solution?

- Resetting the code B2850 may temporarily clear the warning light, but it is important to address the underlying issue to prevent further problems with the power delivery module.

8. How much does it cost to fix the OBDII code B2850 in an Infiniti at a repair shop?

- The cost of fixing the code B2850 can vary depending on the extent of the issue, but it may involve parts and labor costs totaling a few hundred dollars.

9. Can a faulty Power Delivery Module Temperature Sensor impact fuel efficiency in an Infiniti?

- Yes, a faulty temperature sensor can affect the engine's performance, leading to decreased fuel efficiency in an Infiniti vehicle.

10. How long does it typically take to repair the OBDII code B2850 related to the Power Delivery Module Temperature Sensor in an Infiniti?

- The repair time for the code B2850 can vary based on the exact cause of the issue, but it may take a few hours to a full day for a complete diagnosis and repair.