B1432 Infiniti 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 Infiniti 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.
Code B1432 Infiniti Description
What are the Possible Causes of the DTC B1432 Infiniti?
- 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 Infiniti?
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 Infiniti 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.
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Precautions for SRS “AIR BAG” and “SEAT BELT PRE-TENSIONER” Service
- Never probe the electrical connectors on air bag, side air curtain modules or seat belts.
- Never disassemble or tamper with safety belt buckle/retractor pretensioners, adaptive load limiting retractors, safety belt inflators, or probe the electrical connectors.
- Do not use electrical test equipment to check SRS circuits unless instructed to in this Service Manual.
- Before servicing the SRS, turn ignition switch OFF, disconnect both battery cables and wait at least 3 minutes. For approximately 3 minutes after the cables are removed, it is still possible for the air bag and seat belt pre-tensioner to deploy. Therefore, do not work on any SRS connectors or wires until at least 3 minutes have passed.
Failure to follow this instruction may result in the accidental deployment of these modules, which increases the risk of serious personal injury or death.
Frequently Asked Questions about B1432 Infiniti Code
1. What are the common symptoms of OBDII code B1432 in an Infiniti related to the Left Seat Belt Pre-Tensioner 2 Circuit?
The common symptoms include the airbag warning light illuminating on the dashboard and potential issues with the left seat belt pre-tensioner system.
2. What are the typical causes of OBDII code B1432 in an Infiniti?
Common causes include a faulty left seat belt pre-tensioner, damaged wiring or connectors in the circuit, or a malfunctioning airbag control module.
3. How can I diagnose the OBDII code B1432 related to the Left Seat Belt Pre-Tensioner 2 Circuit in my Infiniti?
Diagnosis involves using a professional OBDII scanner to read the fault code, inspecting the left seat belt pre-tensioner system for visible damage, and testing the wiring and connectors for continuity.
4. Is it safe to drive my Infiniti with OBDII code B1432 present?
It is not recommended to drive the vehicle with an active airbag-related fault code as it may compromise the effectiveness of the left seat belt pre-tensioner system in the event of a collision.
5. Can I reset the OBDII code B1432 in my Infiniti by disconnecting the battery?
While disconnecting the battery may reset the fault code temporarily, it is essential to diagnose and repair the underlying issue causing the B1432 code to prevent it from reoccurring.
6. How much does it typically cost to repair OBDII code B1432 in an Infiniti?
The cost of repair can vary depending on the exact cause of the code, but it may involve replacing the left seat belt pre-tensioner, repairing damaged wiring, or reprogramming the airbag control module.
7. Can I repair the Left Seat Belt Pre-Tensioner 2 Circuit issue myself, or should I take my Infiniti to a professional mechanic?
Repairing the left seat belt pre-tensioner system requires specialized knowledge and tools, so it is recommended to have a professional mechanic diagnose and repair the issue for safety and accuracy.
8. Are there any recalls or service bulletins related to OBDII code B1432 in Infiniti vehicles?
It is advisable to check with an authorized Infiniti dealership or consult the National Highway Traffic Safety Administration (NHTSA) website for any relevant recalls or service bulletins related to this issue.
9. How can I prevent OBDII code B1432 from occurring in my Infiniti in the future?
Regular maintenance and inspections of the airbag system, including the left seat belt pre-tensioner, can help prevent issues that may trigger the B1432 fault code.
10. Is it necessary to clear the OBDII code B1432 after repairing the Left Seat Belt Pre-Tensioner 2 Circuit issue in my Infiniti?
Once the repair has been completed, the fault code should be cleared using an OBDII scanner to ensure the system recognizes the issue has been resolved and the airbag system is functioning properly.
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