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Engine-Codes – Generic – B0957

B0957 Code - Parking Assist Front Sensor Right Corner Circuit

Quick Answer

The B0957 diagnostic trouble code (DTC) refers to a malfunction in the Parking Assist Front Sensor Right Corner Circuit. Common causes include Faulty front right corner parking sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or debris affecting sensor performance. 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
B0957 indicates Parking Assist Front Sensor Right Corner Circuit.
Common causes
Common causes include Faulty front right corner parking sensor, Damaged wiring or connectors in the sensor circuit, Corrosion or debris affecting sensor performance.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 18, 2024
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Code B0957 Description

The B0957 diagnostic trouble code (DTC) refers to a malfunction in the Parking Assist Front Sensor Right Corner Circuit. This code indicates that there is an issue with the sensor located on the front right corner of the vehicle that is responsible for detecting obstacles and assisting the driver in parking maneuvers. The sensor sends signals to the vehicle's computer system, which then alerts the driver of potential hazards through visual or audible warnings.

OBDII Code B0957 - Parking Assist Front Sensor Right Corner Circuit
B0957 Code - Parking Assist Front Sensor Right Corner Circuit

Common Causes of B0957

  1. Faulty front right corner parking sensor
  2. Damaged wiring or connectors in the sensor circuit
  3. Corrosion or debris affecting sensor performance
  4. Electronic control module (ECM) issues
  5. Impact or physical damage to the sensor

Symptoms of B0957

  1. Parking assist system not functioning properly
  2. Warning lights on the dashboard related to parking assist
  3. Inaccurate distance readings on the parking assist display
  4. Audible warning signals not activating when approaching obstacles
  5. Difficulty in parking or maneuvering the vehicle in tight spaces

How to Fix B0957

  1. Diagnose the issue by using a scan tool to read the DTC and pinpoint the exact location of the problem.
  2. Inspect the front right corner parking sensor for any visible damage or signs of malfunction.
  3. Check the wiring and connectors in the sensor circuit for any breaks, corrosion, or loose connections.
  4. Replace the faulty sensor or repair any damaged wiring/connectors as needed.
  5. Clear the DTC from the vehicle's computer system and test the parking assist system to ensure proper functionality.

Cost to Fix B0957

The cost of repairing the Parking Assist Front Sensor Right Corner Circuit can vary depending on the extent of the damage and the specific components that need to be replaced. In general, the cost of parts for a new sensor can range from $50 to $200, while labor costs can range from $100 to $300. Overall, the total repair cost for this issue may fall between $150 and $500. It is important to note that these are rough estimates, and actual costs may vary based on factors such as location, vehicle make and model, and labor rates at auto repair shops. It is recommended to consult with a professional mechanic for a more accurate cost estimate.

What does this mean?

Tech Notes for B0957

B0957:01 Parking Assist Front Sensor Right Corner Circuit Short to Battery

B0957:02 Parking Assist Front Sensor Right Corner Circuit Short to Ground

B0957:04 Parking Assist Front Sensor Right Corner Circuit Open

B0957:06 Parking Assist Front Sensor Right Corner Circuit Low Voltage/Open

B0957:08 Parking Assist Front Sensor Right Corner Circuit Performance - Signal Invalid

B0957:18 Parking Assist Front Sensor Right Corner Circuit Low Signal Amplitude

B0957:21 Parking Assist Front Sensor Right Corner Circuit Incorrect Period

B0957:22 Parking Assist Front Sensor Right Corner Circuit Too Short Low-Time

B0957:3A Parking Assist Front Sensor Right Corner Circuit Incorrect Component Installed

B0957:3B Parking Assist Front Sensor Right Corner Circuit Self-Test Malfunction

Need more information about the B0957 code?

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Code B0957 Information for Specific Makes

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 B0957 Code

1. What does the OBDII code B0957 mean?

The B0957 code indicates an issue with the Parking Assist Front Sensor Right Corner Circuit, often due to a malfunction in the sensor or its wiring.

2. What are the symptoms of the B0957 code?

Common symptoms include the parking assist system not functioning, warning lights on the dashboard, or inaccurate distance readings from the front-right corner sensor.

3. What causes the B0957 code to appear?

Potential causes include a faulty parking assist sensor, damaged wiring or connectors, corrosion, or a malfunction in the parking assist control module.

4. How can I diagnose the B0957 code?

Start by visually inspecting the front-right corner sensor and its wiring for damage or corrosion. Use a scan tool to confirm the code and check for related issues.

5. Can I drive with the B0957 code active?

Yes, you can drive with the B0957 code, but your parking assist system may not function correctly, increasing the risk of minor collisions when parking.

6. How is the B0957 code fixed?

Repairs may involve replacing the faulty sensor, repairing or replacing damaged wiring, cleaning corroded connections, or reprogramming the control module.

7. How much does it cost to fix the B0957 code?

Repair costs vary, but replacing a parking assist sensor typically costs $100–$300, depending on labor and parts.

8. Can I reset the B0957 code without fixing it?

You can reset the code with a scan tool, but it will likely return unless the underlying issue is addressed.

9. What tools are needed to fix the B0957 code?

You’ll need a diagnostic scan tool, a multimeter to test electrical connections, and possibly basic tools for sensor replacement.

10. Is the B0957 code specific to certain car brands?

While the code format is standard, its specific meaning and repair steps might vary slightly between manufacturers. Always consult your vehicle's service manual.

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