AutoCodes – Generic – B2850

B2850 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 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 573

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

What does this mean?

What are the Possible Causes of the DTC B2850?

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?

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 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 code?

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

Need Help with the Code?

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

Information for Specific Makes

B2850 Infiniti — Power Delivery Module Temperature Sensor
B2850 Nissan — Power Delivery Module Temperature Sensor

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 Code

1. What are the common symptoms of OBDII code B2850 (Power Delivery Module Temperature Sensor)?

The common symptoms of code B2850 include engine overheating, poor fuel efficiency, and potential stalling or rough idling.

2. What could be causing OBDII code B2850 to appear?

The most common causes of code B2850 are a faulty power delivery module temperature sensor, wiring issues, or a problem with the sensor circuit.

3. How can I diagnose the OBDII code B2850 related to the Power Delivery Module Temperature Sensor?

Diagnosing code B2850 involves using an OBDII scanner to retrieve the code, checking the sensor's electrical connections, and testing the sensor's resistance to determine if it is functioning properly.

4. Can I continue driving my vehicle with OBDII code B2850 present?

It is not recommended to continue driving with code B2850 present, as it can lead to further engine damage or performance issues. It's best to address the underlying problem promptly.

5. What are some repair tips for fixing OBDII code B2850?

Repair tips for code B2850 include checking and replacing the power delivery module temperature sensor, inspecting and repairing any damaged wiring, and clearing the code with an OBDII scanner after the repair.

6. Are there any safety concerns associated with OBDII code B2850?

While code B2850 itself may not pose immediate safety risks, ignoring the underlying issue could result in engine overheating or other mechanical problems that may compromise vehicle safety.

7. Can a DIY enthusiast fix OBDII code B2850 at home?

Depending on the DIYer's skill level and access to tools, fixing code B2850 at home is possible by following repair guides and procedures specific to the power delivery module temperature sensor.

8. How much does it typically cost to repair OBDII code B2850?

The cost of repairing code B2850 can vary depending on the cause of the issue, but it may involve expenses for parts (such as a new sensor) and labor if professional help is needed.

9. Will resetting the OBDII system clear code B2850 permanently?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue causing code B2850 is not addressed, the code is likely to reappear after driving the vehicle.

10. Is it necessary to visit a mechanic immediately upon detecting OBDII code B2850?

While immediate action is not always required, it is advisable to address code B2850 promptly to prevent potential engine damage and ensure the vehicle operates correctly.