B1051 Nissan Code - Driver Air Bag Module Short
Quick Answer
The driver air bag module is dual stage and wired to the air bag diagnosis sensor unit through the spiral cable. Common causes include Faulty Driver Air Bag, Faulty Spiral Cable, Driver Air Bag harness is shorted. 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
- B1051 Nissan indicates Driver Air Bag Module Short.
- Common causes
- Common causes include Faulty Driver Air Bag, Faulty Spiral Cable, Driver Air Bag harness is shorted.
- 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 B1051 Nissan Description
What are the Possible Causes of the DTC B1051 Nissan?
- Faulty Driver Air Bag
- Faulty Spiral Cable
- Driver Air Bag harness is shorted
- Driver Air Bag circuit poor electrical connection
How to Fix the DTC B1051 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.
Code Tech Notes
1. Visually check the wiring harness connection.
2. Replace the harness if it has visible damage.
3. Replace the driver air bag module.
4. Replace the spiral cable.
5. Replace the air bag diagnosis sensor unit.
6. Replace the related harness.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the B1051 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.
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Information for Specific Nissan Models
- B1051 2008 Nissan Altima Sedan — Driver Air Bag Module Short
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 B1051 Nissan Code
1. What are the common symptoms of OBDII code B1051 Nissan (Driver Air Bag Module Short)?
- Common symptoms include the airbag warning light staying illuminated on the dashboard and potential loss of functionality of the driver airbag.
2. What are the possible causes of OBDII code B1051 Nissan?
- The code B1051 usually indicates a short circuit in the driver airbag module, which can be caused by damaged wiring, a faulty airbag module, or a malfunctioning sensor.
3. How can I diagnose OBDII code B1051 Nissan?
- Diagnosis typically involves using a professional OBDII scanner to read the specific error code, checking the wiring and connections related to the driver airbag module, and testing the components for proper functionality.
4. Is it safe to drive with OBDII code B1051 Nissan active?
- It is not recommended to drive with the B1051 code active, as it indicates a potential issue with the driver airbag system, which could compromise your safety in the event of a collision.
5. How can I repair OBDII code B1051 Nissan?
- Repairing the B1051 code usually involves identifying and fixing the short circuit in the driver airbag module, which may require repairing or replacing damaged wiring, the airbag module itself, or any faulty sensors.
6. Can I reset OBDII code B1051 Nissan without fixing the underlying issue?
- While you can reset the code temporarily, it will likely reappear if the underlying issue causing the driver airbag module short is not addressed.
7. Are there any DIY tips for fixing OBDII code B1051 Nissan?
- DIY tips include carefully inspecting the wiring around the driver airbag module, checking for visible damage, and ensuring all connections are secure. However, airbag systems are complex and may require professional diagnosis and repair.
8. How much does it cost to repair OBDII code B1051 Nissan?
- The cost of repairing the B1051 code can vary depending on the exact cause of the issue, the extent of the damage, and whether any components need to be replaced. It is recommended to obtain quotes from professional mechanics for an accurate estimate.
9. Can OBDII code B1051 Nissan be a false alarm?
- While rare, false alarms for the B1051 code can occur due to intermittent electrical issues. However, it is essential to investigate and address the code to ensure the proper functioning of the driver airbag system.
10. Is it necessary to have the OBDII code B1051 Nissan repaired immediately?
- It is advisable to address the B1051 code promptly to ensure the proper operation of the driver airbag system and maintain safety in case of an accident.
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