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Engine-Codes – Acura – B2629 Acura

B2629 Acura Code - Left Rear Sensor Failure

Quick Answer

The B2629 code for Acura vehicles indicates a left rear sensor failure. Common causes include Sensor wiring or connector damage, Sensor malfunction, Corrosion on sensor or wiring. 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
B2629 Acura indicates Left Rear Sensor Failure.
Common causes
Common causes include Sensor wiring or connector damage, Sensor malfunction, Corrosion on sensor or wiring.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code B2629 Acura Description

The B2629 code for Acura vehicles indicates a left rear sensor failure. This sensor is typically part of the vehicle's anti-lock braking system (ABS) or traction control system. When this sensor fails, it can have a significant impact on the vehicle's ability to maintain traction and stability during braking and cornering. The sensor is responsible for measuring the speed of the left rear wheel and sending this information to the vehicle's computer system. If the sensor is not functioning properly, the computer may not receive accurate data, leading to issues with the ABS or traction control systems.

OBDII Code B2629 Acura - Left Rear Sensor Failure
B2629 Acura Code - Left Rear Sensor Failure

Common Causes of B2629 Acura

  1. Sensor wiring or connector damage
  2. Sensor malfunction
  3. Corrosion on sensor or wiring
  4. Issues with the ABS or traction control system
  5. Physical damage to the sensor from road debris or impact

Symptoms of B2629 Acura

  1. ABS warning light illuminated on the dashboard
  2. Traction control system malfunction warning
  3. Increased stopping distance during braking
  4. Traction control system engaging unexpectedly
  5. Uneven braking or pulling to one side during braking

How to Fix B2629 Acura

  1. Diagnose the specific cause of the sensor failure using a diagnostic scanner
  2. Inspect sensor wiring and connectors for damage or corrosion
  3. Replace the left rear sensor if it is malfunctioning
  4. Clear the diagnostic trouble codes from the vehicle's computer system
  5. Test drive the vehicle to ensure proper operation of the ABS and traction control systems

Cost to Fix B2629 Acura

The typical repair costs for a left rear sensor failure can vary depending on the specific cause of the issue and the labor rates in your area. In general, replacing a sensor and addressing related wiring or connector issues can range from $200 to $500, including parts and labor. It is advisable to contact local auto repair shops for a more accurate estimate based on your vehicle make and model. Keep in mind that diagnostic time and labor rates can impact the overall cost of the repair.

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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 B2629 Acura Code

1. What are the common symptoms of OBDII code B2629 in an Acura related to left rear sensor failure?

The common symptoms include issues with the vehicle's stability control system, traction control system, and possibly the anti-lock braking system (ABS).

2. What could cause the OBDII code B2629 to appear in an Acura due to left rear sensor failure?

The code B2629 typically appears when there is a malfunction or failure in the left rear sensor, which could be caused by a damaged sensor, wiring issues, or sensor calibration problems.

3. How can I diagnose the left rear sensor failure triggering code B2629 in my Acura?

Diagnosing the issue involves visually inspecting the sensor and its wiring for any visible damage, testing the sensor's functionality using a diagnostic scan tool, and checking for any loose connections.

4. Can I still drive my Acura with the OBDII code B2629 indicating left rear sensor failure?

While it may be possible to drive the vehicle with this code, it is not recommended as it can affect the proper functioning of important safety systems like ABS and traction control.

5. How can I repair the left rear sensor failure causing OBDII code B2629 in my Acura?

Repair options may include replacing the faulty sensor, repairing damaged wiring, recalibrating the sensor, or addressing any underlying issues that led to the sensor failure.

6. Is it possible to reset the OBDII code B2629 related to left rear sensor failure in an Acura without fixing the issue?

Resetting the code without addressing the underlying problem will only temporarily clear the error code, and it is likely to reappear once the system detects the ongoing sensor issue.

7. How much does it typically cost to repair the left rear sensor failure triggering OBDII code B2629 in an Acura?

The cost of repair can vary depending on the exact cause of the issue, but it may involve sensor replacement, which can range from around $100 to $300, not including labor costs.

8. Can a DIY enthusiast replace the left rear sensor in an Acura to resolve the B2629 error code?

Replacing the sensor may be possible for DIY enthusiasts with the necessary tools and knowledge, but it is recommended to consult a professional mechanic for accurate diagnosis and repair.

9. How long does it usually take to repair the left rear sensor failure associated with OBDII code B2629 in an Acura?

The repair time can vary based on the extent of the issue and the specific repair needed, but it may take anywhere from 1 to 3 hours for a professional mechanic to complete the repair.

10. Are there any recalls or service bulletins related to OBDII code B2629 due to left rear sensor failure in Acura vehicles?

To determine if there are any recalls or service bulletins related to this issue in your specific Acura model, you can contact your local dealership or check online databases provided by the manufacturer.

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