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Engine-Codes – Generic – B0956:22

B0956:22 Code - Parking Assist Front Sensor Right Middle Circuit Too Short Low-Time

Quick Answer

The B0956:22 diagnostic trouble code (DTC) indicates that there is a problem with the parking assist front sensor right middle circuit in the vehicle. Common causes include Faulty front parking sensor, Wiring or connection issues in the sensor circuit, Corrosion or damage to the sensor or circuit components. 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
B0956:22 indicates Parking Assist Front Sensor Right Middle Circuit Too Short Low-Time.
Common causes
Common causes include Faulty front parking sensor, Wiring or connection issues in the sensor circuit, Corrosion or damage to the sensor or circuit components.
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 17, 2024
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Code B0956:22 Description

The B0956:22 diagnostic trouble code (DTC) indicates that there is a problem with the parking assist front sensor right middle circuit in the vehicle. Specifically, the circuit is registering a too short low-time, which means that the sensor is not functioning properly. This sensor is responsible for detecting obstacles in front of the vehicle and providing feedback to the driver to assist with parking maneuvers. When this circuit malfunctions, it can lead to inaccurate readings or a complete failure of the parking assist system.

OBDII Code B0956:22 - Parking Assist Front Sensor Right Middle Circuit Too Short Low-Time
B0956:22 Code - Parking Assist Front Sensor Right Middle Circuit Too Short Low-Time

Common Causes of B0956:22

  1. Faulty front parking sensor
  2. Wiring or connection issues in the sensor circuit
  3. Corrosion or damage to the sensor or circuit components
  4. Electronic control module (ECM) malfunction
  5. Environmental factors such as water intrusion or debris blocking the sensor

Symptoms of B0956:22

  1. Parking assist system not functioning properly
  2. Warning lights illuminated on the dashboard
  3. Inaccurate or erratic readings from the front parking sensors
  4. Difficulty in parking or maneuvering the vehicle in tight spaces
  5. Audible warning alerts not activating when approaching obstacles

How to Fix B0956:22

  1. Begin by conducting a visual inspection of the front parking sensor and its wiring for any visible damage or corrosion.
  2. Use a multimeter to test the continuity and resistance of the sensor circuit to identify any faulty components.
  3. If necessary, replace the front parking sensor with a new OEM part to ensure proper functionality.
  4. Clear the DTC from the vehicle's computer system using a diagnostic scan tool to reset the parking assist system.
  5. Test the parking assist system to verify that the issue has been resolved and that the sensor is providing accurate readings.

Cost to Fix B0956:22

The typical repair costs for addressing a B0956:22 code can vary depending on the specific vehicle make and model, as well as the labor rates in your area. In general, replacing a front parking sensor and addressing wiring issues can range from $200 to $500, including parts and labor. It's important to consult with a qualified mechanic or auto repair shop to get an accurate estimate based on your vehicle's needs. Keep in mind that diagnostic time and labor rates can vary, so it's advisable to inquire about these details before proceeding with the repair.

What does this mean?

Tech Notes for B0956:22

B0956:01 Parking Assist Front Sensor Right Middle Circuit Short to Battery

B0956:02 Parking Assist Front Sensor Right Middle Circuit Short to Ground

B0956:04 Parking Assist Front Sensor Right Middle Circuit Open

B0956:06 Parking Assist Front Sensor Right Middle Circuit Low Voltage/Open

B0956:08 Parking Assist Front Sensor Right Middle Circuit Performance - Signal Invalid

B0956:18 Parking Assist Front Sensor Right Middle Circuit Low Signal Amplitude

B0956:21 Parking Assist Front Sensor Right Middle Circuit Incorrect Period

B0956:22 Parking Assist Front Sensor Right Middle Circuit Too Short Low-Time

B0956:3A Parking Assist Front Sensor Right Middle Circuit Incorrect Component Installed

B0956:3B Parking Assist Front Sensor Right Middle 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.

Frequently Asked Questions about B0956:22 Code

1. What does the OBDII code B0956:22 mean?

The code B0956:22 indicates a "Parking Assist Front Sensor Right Middle Circuit Too Short Low-Time," suggesting an electrical issue in the parking assist system's right middle sensor circuit.

2. What are the symptoms of code B0956:22?

Symptoms may include the parking assist system not functioning, audible alerts not sounding, or the system displaying error messages on the dashboard.

3. What causes the B0956:22 code to trigger?

Common causes include a short circuit in the wiring, a faulty front right middle parking sensor, corroded connectors, or a malfunctioning parking assist module.

4. Can I still drive with the B0956:22 code active?

Yes, you can still drive, but the parking assist system may not work as intended, reducing safety during parking maneuvers.

5. How is the B0956:22 code diagnosed?

A technician will inspect the sensor wiring for shorts or damage, test the sensor's functionality, and use a scan tool to verify the error and pinpoint the fault.

6. How do I fix the B0956:22 code?

Repairs may involve replacing the faulty right middle parking sensor, repairing damaged wiring, cleaning corroded connectors, or reprogramming the parking assist module.

7. How much does it cost to repair the B0956:22 code?

Costs vary depending on the issue but typically range from $50 to $200 for diagnostics and $100 to $400 for parts and labor.

8. Can I fix the B0956:22 code myself?

If you have basic automotive skills, you can check for visible wiring damage or loose connections, but sensor replacement or module programming may require professional tools.

9. Will clearing the code B0956:22 fix the problem?

Clearing the code without addressing the underlying issue will only temporarily hide the fault, and it will likely return.

10. Can extreme weather cause the B0956:22 code?

Yes, extreme weather, such as heavy rain or freezing conditions, can cause moisture or ice buildup, which might affect sensor performance or connections.

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