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Engine-Codes – Generic – B0957:3A

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

Quick Answer

The B0957:3A diagnostic trouble code indicates that there is an issue with the Parking Assist Front Sensor Right Corner Circuit due to an incorrect component being installed. Common causes include Incorrect sensor component installed, Faulty wiring or connections related to the sensor, Water or debris intrusion 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
B0957:3A indicates Parking Assist Front Sensor Right Corner Circuit Incorrect Component Installed.
Common causes
Common causes include Incorrect sensor component installed, Faulty wiring or connections related to the sensor, Water or debris intrusion 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 16, 2024
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Code B0957:3A Description

The B0957:3A diagnostic trouble code indicates that there is an issue with the Parking Assist Front Sensor Right Corner Circuit due to an incorrect component being installed. This code is typically found in vehicles equipped with parking assist systems that use sensors to detect obstacles and aid in parking maneuvers. The parking assist system relies on the proper functioning of these sensors to provide accurate information to the driver and prevent potential collisions.

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

Common Causes of B0957:3A

  1. Incorrect sensor component installed
  2. Faulty wiring or connections related to the sensor
  3. Water or debris intrusion affecting sensor performance
  4. Sensor damaged due to external factors such as impacts or corrosion

Symptoms of B0957:3A

  1. Parking assist system not functioning properly
  2. False alarms or erratic behavior from the parking assist system
  3. Warning light illuminated on the dashboard
  4. Difficulty in parking or maneuvering the vehicle in tight spaces

How to Fix B0957:3A

  1. Diagnose the specific issue with the sensor by using a diagnostic scanner to read the trouble codes and perform a visual inspection of the sensor and surrounding components.
  2. Verify the correct sensor component for the front right corner of the vehicle and replace the incorrect one if necessary.
  3. Check and repair any damaged wiring or connections related to the sensor.
  4. Clean the sensor and its mounting area to ensure proper operation.
  5. Clear the trouble codes from the system and test the parking assist system to confirm proper functionality.

Cost to Fix B0957:3A

The typical repair costs for addressing the B0957:3A code can vary depending on the specific vehicle make and model, as well as the extent of the issue. In general, replacing a sensor component and addressing any related wiring or connection issues can range from $200 to $500, including parts and labor. However, it's important to note that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to check with local shops for a more accurate estimate. Additionally, rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more competitive pricing.

What does this mean?

Tech Notes for B0957:3A

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

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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.

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