B1471 Mitsubishi Code - Left Hand Seat Belt Pre-Tensioner Open
Quick Answer
This Diagnostic Trouble Code (DTC) sets when the Supplemental Restraint System (SRS) ECU detects high resistance between the input terminals of the driver's seat belt pre-tensioner squib. Common causes include Faulty Left Hand Seat Belt Pre-Tensioner, Left Hand Seat Belt Pre-Tensioner harness is open or shorted, Left Hand Seat Belt Pre-Tensioner 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
- B1471 Mitsubishi indicates Left Hand Seat Belt Pre-Tensioner Open.
- Common causes
- Common causes include Faulty Left Hand Seat Belt Pre-Tensioner, Left Hand Seat Belt Pre-Tensioner harness is open or shorted, Left Hand Seat Belt Pre-Tensioner 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 B1471 Mitsubishi Description
What are the Possible Causes of the DTC B1471 Mitsubishi?
- Faulty Left Hand Seat Belt Pre-Tensioner
- Left Hand Seat Belt Pre-Tensioner harness is open or shorted
- Left Hand Seat Belt Pre-Tensioner circuit poor electrical connection
How to Fix the DTC B1471 Mitsubishi?
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 B1471 Mitsubishi 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 B1471 Mitsubishi Code
1. What are the common symptoms of OBDII code B1471 in a Mitsubishi related to the Left Hand Seat Belt Pre-Tensioner Open?
- The common symptoms include the airbag warning light illuminated on the dashboard and a potential failure of the left-hand seat belt pre-tensioner system.
2. What are the possible causes of OBDII code B1471 in a Mitsubishi indicating a Left Hand Seat Belt Pre-Tensioner Open?
- The code can be triggered by a faulty seat belt pre-tensioner, damaged wiring in the pre-tensioner circuit, or a poor connection in the system.
3. How can I diagnose the OBDII code B1471 in my Mitsubishi indicating a Left Hand Seat Belt Pre-Tensioner Open?
- Diagnosis involves using an OBDII scanner to retrieve the code, inspecting the seat belt pre-tensioner and its wiring for any visible damage, and checking for loose connections.
4. Can driving with OBDII code B1471 related to the Left Hand Seat Belt Pre-Tensioner Open pose any safety risks?
- Driving with this code may compromise the effectiveness of the left-hand seat belt pre-tensioner in the event of a collision, potentially increasing the risk of injury to the occupant.
5. How should I repair OBDII code B1471 in my Mitsubishi indicating a Left Hand Seat Belt Pre-Tensioner Open?
- The repair typically involves replacing the faulty left-hand seat belt pre-tensioner, repairing any damaged wiring or connectors, and clearing the code with an OBDII scanner.
6. Are there any DIY tips for resolving OBDII code B1471 related to the Left Hand Seat Belt Pre-Tensioner Open?
- While some basic inspections can be done, it is recommended to have a qualified technician diagnose and repair the issue to ensure proper functionality and safety.
7. How much does it cost to fix OBDII code B1471 in a Mitsubishi due to a Left Hand Seat Belt Pre-Tensioner Open?
- The cost of repair can vary depending on the specific cause of the issue, but it may involve parts and labor expenses ranging from $100 to $500 or more.
8. Can resetting the OBDII code B1471 related to the Left Hand Seat Belt Pre-Tensioner Open resolve the issue temporarily?
- Resetting the code may temporarily turn off the warning light, but if the underlying problem with the seat belt pre-tensioner system is not addressed, the code is likely to reappear.
9. Is it safe to continue driving my Mitsubishi with the OBDII code B1471 indicating a Left Hand Seat Belt Pre-Tensioner Open?
- It is not recommended to drive the vehicle with this code active, as it signifies a potential safety issue with the seat belt pre-tensioner system that should be addressed promptly.
10. How long does it typically take to repair OBDII code B1471 due to a Left Hand Seat Belt Pre-Tensioner Open in a Mitsubishi?
- The repair time can vary based on the extent of the issue and availability of parts, but a professional technician can usually diagnose and repair the problem within a few hours to a day.
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