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Engine-Codes – Generic – B0960:21

B0960:21 Code - Parking Assist Rear Sensor Right Middle Circuit Incorrect Period

Quick Answer

The B0960:21 diagnostic trouble code (DTC) indicates that there is an issue with the parking assist rear sensor right middle circuit. Common causes include Faulty rear sensor, Wiring or connection issues in the sensor circuit, Water or debris intrusion affecting sensor operation. 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
B0960:21 indicates Parking Assist Rear Sensor Right Middle Circuit Incorrect Period.
Common causes
Common causes include Faulty rear sensor, Wiring or connection issues in the sensor circuit, Water or debris intrusion affecting sensor operation.
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 11, 2024
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Code B0960:21 Description

The B0960:21 diagnostic trouble code (DTC) indicates that there is an issue with the parking assist rear sensor right middle circuit. This code specifically points to an incorrect period in the sensor's operation, suggesting that there may be a problem with the sensor's ability to accurately detect obstacles or objects in its vicinity. The parking assist system relies on sensors located around the vehicle to aid in parking and maneuvering in tight spaces. When the sensor is not functioning correctly, it can lead to inaccurate readings, potentially causing the driver to misjudge distances and increasing the risk of collisions while parking.

OBDII Code B0960:21 - Parking Assist Rear Sensor Right Middle Circuit Incorrect Period
B0960:21 Code - Parking Assist Rear Sensor Right Middle Circuit Incorrect Period

Common Causes of B0960:21

  1. Faulty rear sensor.
  2. Wiring or connection issues in the sensor circuit.
  3. Water or debris intrusion affecting sensor operation.
  4. Corrosion or damage to sensor connectors.
  5. Electronic control unit (ECU) malfunction.

Symptoms of B0960:21

  1. Parking assist system not providing accurate distance warnings.
  2. Parking assist system not working at all.
  3. Audible or visual warnings indicating a sensor issue.
  4. Inconsistent behavior of the parking assist system.
  5. Difficulty parking or maneuvering in tight spaces.

How to Fix B0960:21

  1. Begin by visually inspecting the rear sensor and its wiring for any obvious signs of damage or corrosion. Repair or replace any damaged components.
  2. Use a diagnostic scan tool to check for specific error codes and pinpoint the exact location of the issue within the sensor circuit.
  3. Test the sensor's operation by manually triggering it and observing its response. Replace the sensor if it fails to function correctly.
  4. Check the sensor's connections and wiring harness for continuity and proper voltage levels. Repair or replace any faulty connections.
  5. Clear the DTC from the vehicle's ECU memory and test the parking assist system to ensure that the issue has been resolved.

Cost to Fix B0960:21

The cost of repairing a parking assist rear sensor right middle circuit issue can vary depending on the extent of the problem and the specific components that need to be replaced. In general, the cost of replacing a faulty rear sensor can range from $100 to $300, while addressing wiring or connection issues may add to the total cost. Labor costs for this type of repair typically range from $100 to $200, with total repair costs potentially reaching $400 or more. It is important to note that these estimates are approximate and can vary based on factors such as location, vehicle make and model, and the rates charged by individual auto repair shops. It is recommended to obtain a detailed quote from a qualified technician before proceeding with any repairs.

What does this mean?

Tech Notes for B0960:21

B0960:01 Parking Assist Rear Sensor Right Middle Circuit Short to Battery

B0960:02 Parking Assist Rear Sensor Right Middle Circuit Short to Ground

B0960:04 Parking Assist Rear Sensor Right Middle Circuit Open

B0960:06 Parking Assist Rear Sensor Right Middle Circuit Low Voltage/Open

B0960:08 Parking Assist Rear Sensor Right Middle Circuit Performance - Signal Invalid

B0960:18 Parking Assist Rear Sensor Right Middle Circuit Low Signal Amplitude

B0960:21 Parking Assist Rear Sensor Right Middle Circuit Incorrect Period

B0960:22 Parking Assist Rear Sensor Right Middle Circuit Too Short Low-Time

B0960:3A Parking Assist Rear Sensor Right Middle Circuit Incorrect Component Installed

B0960:3B Parking Assist Rear 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.

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