AutoCodesNissan – B1207 Nissan

B1207 Nissan Code - Diagnosis Sensor Unit

Quick Answer

The Air Bag Diagnosis Sensor Unit detects the whole SRS electrical system and displays the malfunction either by illuminating or blinking the air bag warning lamp in the combination meter. Common causes include Faulty Diagnosis Sensor Unit, Diagnosis Sensor Unit harness is open or shorted, Diagnosis Sensor Unit 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
B1207 Nissan indicates Diagnosis Sensor Unit.
Common causes
Common causes include Faulty Diagnosis Sensor Unit, Diagnosis Sensor Unit harness is open or shorted, Diagnosis Sensor Unit 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.
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Code Popularity 1,750
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Nov 19, 2024
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Code B1207 Nissan Description

The Air Bag Diagnosis Sensor Unit detects the whole SRS electrical system and displays the malfunction either by illuminating or blinking the air bag warning lamp in the combination meter. The Air Bag Diagnosis Sensor Unit detects a shock that exceeds specified level and watches such systems as the driver and passenger air bag, side air bag, curtain air bag, pre-tensioner seat belts and Occupant Classification System (OCS) operate properly.
The Air Bag Diagnosis Sensor Unit contains the “G” sensors for both frontal and side collisions and spare battery function in case of main battery damaged in a collision.
OBDII Code B1207 Nissan - Diagnosis Sensor Unit - AutoCodes.com
B1207 Nissan Code - Diagnosis Sensor Unit

What are the Possible Causes of the DTC B1207 Nissan?

  • Faulty Diagnosis Sensor Unit
  • Diagnosis Sensor Unit harness is open or shorted
  • Diagnosis Sensor Unit circuit poor electrical connection

How to Fix the DTC B1207 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 B1207 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 B1207 Nissan code?

Need more information on how to fix the B1207 Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1207 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 B1207 Nissan Code

1. What are the common symptoms of OBDII code B1207 in a Nissan related to the Diagnosis Sensor Unit?

The common symptoms include issues with the airbag system such as the airbag warning light staying on or flashing intermittently.

2. What are the possible causes of OBDII code B1207 in a Nissan related to the Diagnosis Sensor Unit?

The code B1207 in a Nissan is typically caused by a malfunction in the Diagnosis Sensor Unit itself or a faulty wiring connection.

3. How can I diagnose the OBDII code B1207 in my Nissan related to the Diagnosis Sensor Unit?

Diagnosing this code involves using a professional OBDII scanner to retrieve the specific error codes and then inspecting the Diagnosis Sensor Unit and its wiring for any visible damage.

4. Can I repair the OBDII code B1207 in my Nissan related to the Diagnosis Sensor Unit myself?

While some basic troubleshooting like checking for loose connections can be done by DIY enthusiasts, it is recommended to consult a professional mechanic for a thorough diagnosis and repair of this code.

5. Is it safe to drive my Nissan with the OBDII code B1207 related to the Diagnosis Sensor Unit?

It is not advisable to drive your Nissan with this code present, as it indicates a potential issue with the airbag system, which could compromise your safety in the event of an accident.

6. How much does it typically cost to repair the OBDII code B1207 related to the Diagnosis Sensor Unit in a Nissan?

The cost of repairing this code can vary depending on the exact cause of the issue, but it may range from a few hundred to a thousand dollars, including parts and labor.

7. Can resetting the OBDII system clear the B1207 code related to the Diagnosis Sensor Unit in my Nissan?

While resetting the OBDII system may temporarily clear the code, it is crucial to address the underlying issue causing the code to prevent it from reoccurring.

8. How long does it take to repair the OBDII code B1207 related to the Diagnosis Sensor Unit in a Nissan?

The repair time can vary depending on the complexity of the issue, but it typically takes a few hours to a full day for a mechanic to diagnose and fix the problem.

9. Are there any recalls or technical service bulletins related to OBDII code B1207 in Nissan vehicles?

It is advisable to check with Nissan dealerships or online resources for any recalls or technical service bulletins specific to the B1207 code in your Nissan model to stay informed about potential known issues and solutions.

10. Is it necessary to replace the Diagnosis Sensor Unit if OBDII code B1207 is detected in my Nissan?

In some cases, replacing the Diagnosis Sensor Unit may be necessary to resolve the B1207 code, especially if the unit is found to be faulty during diagnosis.

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