AutoCodes – Generic – B1957

B1957 Code - Seat Front Up/Down Potentiometer Feedback Circuit Short To Ground

Quick Answer

The Body Control Module (BCM) monitors the Seat Front Up/Down Potentiometer. Common causes include Faulty Seat Front Up/Down Potentiometer, Seat Front Up/Down Potentiometer harness is open or shorted, Seat Front Up/Down Potentiometer 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: B1957 indicates Seat Front Up/Down Potentiometer Feedback Circuit Short To Ground.
Common causes: Common causes include Faulty Seat Front Up/Down Potentiometer, Seat Front Up/Down Potentiometer harness is open or shorted, Seat Front Up/Down Potentiometer 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 4,167

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 Jul 29, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1957 Description

The Body Control Module (BCM) monitors the Seat Front Up/Down Potentiometer. The BCM sets the OBDII code when the Seat Front Up/Down Potentiometer is not to factory specifications.

OBDII Code B1957 - Seat Front Up/Down Potentiometer Feedback Circuit Short To Ground - AutoCodes.com — B1957 Code - Seat Front Up/Down Potentiometer Feedback Circuit Short To Ground

What does this mean?

What are the Possible Causes of the DTC B1957?

Faulty Seat Front Up/Down Potentiometer
Seat Front Up/Down Potentiometer harness is open or shorted
Seat Front Up/Down Potentiometer circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1957?

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 B1957 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 B1957 code?

Need more information on how to fix the B1957 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1957 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 B1957 Code

1. What are common symptoms of OBDII code B1957?

- Common symptoms include the front seat being stuck in one position, erratic seat movement, or no response from the seat adjustment controls.

2. What can cause the Seat Front Up/Down Potentiometer Feedback Circuit Short To Ground code B1957?

- This code is often caused by a short circuit in the wiring harness, a faulty potentiometer, or a malfunctioning control module.

3. How can I diagnose the issue related to code B1957?

- Diagnosing the problem involves checking the wiring connections, testing the potentiometer for proper resistance, and using a scan tool to analyze the seat module data.

4. Can I still drive my vehicle with OBDII code B1957 present?

- It is not recommended to drive the vehicle with this code present, as it may lead to unexpected seat movement or the inability to adjust the seat while driving.

5. How can I repair OBDII code B1957 on my own?

- DIY repair tips include checking and repairing any damaged wiring, replacing the faulty potentiometer, or resetting the seat module after fixing the issue.

6. Is it safe to reset the OBDII code B1957 without fixing the underlying issue?

- It is not recommended to simply reset the code without addressing the root cause, as the problem may persist and affect the operation of the seat adjustment system.

7. Can a professional mechanic help me fix OBDII code B1957?

- Yes, a qualified mechanic can diagnose the issue accurately using specialized tools and repair the circuit or components causing the code to appear.

8. How much does it typically cost to repair OBDII code B1957 at a repair shop?

- Repair costs can vary depending on the exact cause of the issue, but it may range from $100 to $300 for parts and labor at a repair shop.

9. Will fixing OBDII code B1957 require replacing the entire seat adjustment system?

- Not necessarily. In many cases, only specific components like the potentiometer or wiring harness need to be repaired or replaced to resolve the issue.

10. How can I prevent OBDII code B1957 from recurring in the future?

- Regularly checking the seat adjustment system for any signs of wear or damage, ensuring proper wiring connections, and addressing any issues promptly can help prevent the code from reoccurring.