AutoCodes – Generic – B1432

B1432 Code - Left Seat Belt Pre-Tensioner 2 Circuit

Quick Answer

The Left Seat Belt Pre-Tensioner is wired to the Air Bag Diagnosis Sensor Unit. Common causes include Faulty Left Seat Belt Pre-Tensioner 2, Left Seat Belt Pre-Tensioner 2 harness is open or shorted, Left Seat Belt Pre-Tensioner 2 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: B1432 indicates Left Seat Belt Pre-Tensioner 2 Circuit.
Common causes: Common causes include Faulty Left Seat Belt Pre-Tensioner 2, Left Seat Belt Pre-Tensioner 2 harness is open or shorted, Left Seat Belt Pre-Tensioner 2 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 14,055

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 09, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1432 Description

The Left Seat Belt Pre-Tensioner is wired to the Air Bag Diagnosis Sensor Unit. The Air Bag Diagnosis Sensor Unit will monitor for opens and shorts in detected lines to the Left Seat Belt Pre-Tensioner.

OBDII Code B1432 - Left Seat Belt Pre-Tensioner 2 Circuit - AutoCodes.com — B1432 Code - Left Seat Belt Pre-Tensioner 2 Circuit

What does this mean?

What are the Possible Causes of the DTC B1432?

Faulty Left Seat Belt Pre-Tensioner 2
Left Seat Belt Pre-Tensioner 2 harness is open or shorted
Left Seat Belt Pre-Tensioner 2 circuit poor electrical connection
Faulty Air Bag Diagnosis Sensor Unit

How to Fix the DTC B1432?

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 B1432 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 B1432 code?

Need more information on how to fix the B1432 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1432 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1432 Infiniti — Left Seat Belt Pre-Tensioner 2 Circuit
B1432 Nissan — Left Seat Belt Pre-Tensioner 2 Circuit

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 B1432 Code

1. What are the common symptoms of OBDII code B1432 (Left Seat Belt Pre-Tensioner 2 Circuit)?

The common symptoms of OBDII code B1432 include the airbag warning light illuminating on the dashboard and potential issues with the left seat belt pre-tensioner system.

2. What causes OBDII code B1432 to trigger?

OBDII code B1432 is typically triggered by a malfunction in the left seat belt pre-tensioner 2 circuit, which could be caused by wiring issues, a faulty pre-tensioner unit, or a poor connection.

3. How can I diagnose OBDII code B1432?

Diagnosing OBDII code B1432 involves using an OBDII scanner to retrieve the code, inspecting the left seat belt pre-tensioner wiring and connections, and testing the pre-tensioner unit for proper functionality.

4. What are the repair options for OBDII code B1432?

Repair options for OBDII code B1432 may include repairing or replacing damaged wiring, fixing poor connections, replacing the left seat belt pre-tensioner unit, and clearing the code with an OBDII scanner.

5. Can I drive my vehicle with OBDII code B1432?

It is not recommended to drive your vehicle with OBDII code B1432, as it indicates a potential issue with the left seat belt pre-tensioner system, which is an important safety component in the event of a collision.

6. How serious is OBDII code B1432?

OBDII code B1432 is considered a serious issue as it relates to the functionality of the left seat belt pre-tensioner system, which plays a crucial role in the proper operation of the vehicle's safety features.

7. How much does it cost to fix OBDII code B1432?

The cost of fixing OBDII code B1432 can vary depending on the specific underlying issue, but it may involve wiring repairs, pre-tensioner unit replacement, and labor costs for diagnosis and repair.

8. Can OBDII code B1432 be reset without fixing the underlying issue?

While the code can be cleared with an OBDII scanner, it is not recommended to reset OBDII code B1432 without addressing the underlying problem, as it could compromise the safety of the vehicle.

9. Will OBDII code B1432 cause my airbags to not deploy in an accident?

If left unresolved, OBDII code B1432 could potentially affect the deployment of the airbags, including the left side airbag, in the event of a collision, so it is important to address the issue promptly.

10. How can I prevent OBDII code B1432 from recurring?

To prevent OBDII code B1432 from recurring, it is essential to ensure proper maintenance of the left seat belt pre-tensioner system, address any wiring issues promptly, and have the system inspected regularly for any potential faults.