AutoCodes – Chevrolet – B0851 Chevrolet

B0851 Chevrolet Code - Memory Seat Module Battery Out Of Range

Quick Answer

The Memory Seat Module has two battery voltage supply circuits. Common causes include Faulty Memory Seat Module, Memory Seat Module harness is open or shorted, Memory Seat Module circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B0851 Chevrolet indicates Memory Seat Module Battery Out Of Range.
Common causes
Common causes include Faulty Memory Seat Module, Memory Seat Module harness is open or shorted, Memory Seat Module circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code Popularity 1,029
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 18, 2024
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Code B0851 Chevrolet Description

The Memory Seat Module has two battery voltage supply circuits. The battery 1 voltage supply circuit is used to provide power for the memory seat module logic and internal driver operation. The battery 2 voltage supply circuit is used to provide a high current supply for the memory seat module output devices.
OBDII Code B0851 Chevrolet - Memory Seat Module Battery Out Of Range - AutoCodes.com
B0851 Chevrolet Code - Memory Seat Module Battery Out Of Range

What are the Possible Causes of the DTC B0851 Chevrolet?

  • Faulty Memory Seat Module
  • Memory Seat Module harness is open or shorted
  • Memory Seat Module circuit poor electrical connection

How to Fix the DTC B0851 Chevrolet?

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 B0851 Chevrolet 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 B0851 Chevrolet code?

Need more information on how to fix the B0851 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0851 Chevrolet 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 B0851 Chevrolet Code

1. What are the common symptoms of OBDII code B0851 in a Chevrolet related to the Memory Seat Module Battery Out Of Range issue?

The common symptoms include malfunctioning memory seat settings, inability to adjust seat positions electronically, and warning lights on the dashboard.

2. What causes the OBDII code B0851 in a Chevrolet to trigger the Memory Seat Module Battery Out Of Range error?

The code is typically triggered when the vehicle's memory seat module detects that the battery voltage is outside of the expected range, indicating a potential issue with the power supply.

3. How can I diagnose the Memory Seat Module Battery Out Of Range problem in my Chevrolet when OBDII code B0851 is present?

You can start by checking the battery voltage of the vehicle to ensure it is within the normal operating range. If the voltage is fine, the issue may lie with the memory seat module itself or its connections.

4. Is it safe to continue driving my Chevrolet with the OBDII code B0851 indicating a Memory Seat Module Battery Out Of Range problem?

While the vehicle may still be operable, it is recommended to address the issue promptly to prevent further damage or inconvenience caused by malfunctioning memory seat controls.

5. Can I reset the OBDII code B0851 in my Chevrolet related to the Memory Seat Module Battery Out Of Range error without fixing the underlying issue?

Resetting the code without addressing the root cause will likely result in the error code reappearing once the issue persists. It is best to identify and resolve the problem causing the code to ensure proper functionality.

6. Are there any DIY repair tips for fixing the Memory Seat Module Battery Out Of Range issue in a Chevrolet triggering OBDII code B0851?

DIY repair tips may include checking and cleaning the battery terminals, inspecting the seat module connections for any loose wires, and ensuring the battery voltage is stable within the acceptable range.

7. How much does it typically cost to repair the OBDII code B0851 in a Chevrolet related to the Memory Seat Module Battery Out Of Range issue?

The repair costs can vary depending on the exact cause of the problem, but they may range from a simple battery replacement to a more complex module repair or replacement, potentially costing a few hundred dollars.

8. Can extreme weather conditions affect the occurrence of the Memory Seat Module Battery Out Of Range issue triggering OBDII code B0851 in a Chevrolet?

Yes, extreme temperatures or weather conditions can sometimes impact the battery voltage, potentially leading to the triggering of the code. It is essential to consider environmental factors when diagnosing the problem.

9. Will fixing the OBDII code B0851 related to the Memory Seat Module Battery Out Of Range problem in my Chevrolet require professional assistance?

While some simple fixes like cleaning connections or replacing the battery can be done DIY, more complex issues with the memory seat module may require professional diagnosis and repair to ensure proper functionality.

10. How can regular maintenance help prevent the occurrence of the Memory Seat Module Battery Out Of Range issue and OBDII code B0851 in a Chevrolet?

Regularly checking the battery health, cleaning connections, and addressing any electrical issues promptly can help prevent the triggering of the code and ensure the proper functioning of the memory seat module in your Chevrolet.

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