AutoCodes – Nissan – B2723 Nissan

B2723 Nissan Code - Rear Sonar Sensor Right Outer

Quick Answer

With power and ground supplied to the sonar sensors, the sonar sensors transmit an ultrasonic signal. Common causes include Faulty Rear Sonar Sensor Right Outer, Rear Sonar Sensor Right Outer harness is open or shorted, Rear Sonar Sensor Right Outer 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
B2723 Nissan indicates Rear Sonar Sensor Right Outer.
Common causes
Common causes include Faulty Rear Sonar Sensor Right Outer, Rear Sonar Sensor Right Outer harness is open or shorted, Rear Sonar Sensor Right Outer 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 10,479
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 26, 2020
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Code B2723 Nissan Description

With power and ground supplied to the sonar sensors, the sonar sensors transmit an ultrasonic signal. This signal is reflected back to the sensor by objects large enough and close enough to be detected. The sonar sensors measure the time from the transmitted signal to the time the signal is reflected back and send this information to the Sonar Control Unit. The Sonar Control Unit sets the Diagnostic Trouble Code (DTC) when the Rear Sonar Sensor Right Outer is out of factory specifications.
OBDII Code B2723 Nissan - Rear Sonar Sensor Right Outer - AutoCodes.com
B2723 Nissan Code - Rear Sonar Sensor Right Outer

What are the Possible Causes of the DTC B2723 Nissan?

  • Faulty Rear Sonar Sensor Right Outer
  • Rear Sonar Sensor Right Outer harness is open or shorted
  • Rear Sonar Sensor Right Outer circuit poor electrical connection
  • Faulty Sonar Control Unit

How to Fix the DTC B2723 Nissan?

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 B2723 Nissan 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 B2723 Nissan code?

Need more information on how to fix the B2723 Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2723 Nissan 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 B2723 Nissan Code

1. What are the common symptoms of OBDII code B2723 for the Nissan Rear Sonar Sensor Right Outer?

- The common symptoms include the malfunction of the rear sonar system on the right outer side, leading to inaccurate or no detection of objects while parking.

2. What can cause the OBDII code B2723 to trigger in a Nissan vehicle?

- The code B2723 is typically triggered by a faulty rear sonar sensor on the right outer side due to issues like sensor damage, wiring problems, or water intrusion.

3. How can I diagnose the issue related to the OBDII code B2723 for the Rear Sonar Sensor Right Outer in my Nissan?

- You can diagnose the problem by visually inspecting the rear sonar sensor for any physical damage, checking the wiring connections for corrosion or disconnection, and using a diagnostic scanner to read the fault codes.

4. Is it possible to repair the OBDII code B2723 issue in a Nissan without professional help?

- Depending on the exact cause of the problem, some DIY repairs may be possible, such as replacing a damaged sensor or repairing a faulty wiring connection. However, complex issues may require professional assistance.

5. Can environmental factors like extreme weather conditions affect the functioning of the Rear Sonar Sensor Right Outer in a Nissan?

- Yes, extreme weather conditions such as heavy rain or snow can potentially lead to water intrusion into the rear sonar sensor, causing malfunctions and triggering the OBDII code B2723.

6. Are there any safety concerns associated with a malfunctioning Rear Sonar Sensor Right Outer in a Nissan?

- A malfunctioning rear sonar sensor can compromise your ability to detect obstacles while parking, increasing the risk of collisions and accidents. It is important to address the issue promptly.

7. How much does it typically cost to repair the OBDII code B2723 issue related to the Rear Sonar Sensor Right Outer in a Nissan?

- The cost of repairs can vary depending on the exact cause of the problem, the labor rates of the repair shop, and whether genuine Nissan parts are used. It is advisable to obtain multiple quotes for an accurate estimate.

8. Can resetting the OBDII system clear the B2723 code related to the Rear Sonar Sensor Right Outer in a Nissan?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue with the rear sonar sensor is not addressed, the code is likely to reappear after some time.

9. How important is it to fix the OBDII code B2723 issue for the Rear Sonar Sensor Right Outer in a Nissan?

- It is crucial to address the issue promptly to ensure the proper functioning of the rear sonar system, which plays a key role in assisting drivers during parking maneuvers and enhancing overall safety.

10. Can I continue driving my Nissan with the OBDII code B2723 triggered for the Rear Sonar Sensor Right Outer?

- While you can technically continue driving, it is not advisable as the malfunctioning rear sonar sensor may compromise your safety and increase the risk of accidents, especially during parking.

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