AutoCodesInfiniti – B1071 Infiniti

B1071 Infiniti Code - Assist Air Bag Module Short

Quick Answer

In the case of a frontal collision whose acceleration exceeds the specified level, the ignition materials are ignited by the electric ignition system. Common causes include Faulty Assist Air Bag Module, Assist Air Bag Module harness is open or shorted, Assist Air Bag Module 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
B1071 Infiniti indicates Assist Air Bag Module Short.
Common causes
Common causes include Faulty Assist Air Bag Module, Assist Air Bag Module harness is open or shorted, Assist Air Bag Module 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 1,396
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Feb 11, 2019
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Code B1071 Infiniti Description

In the case of a frontal collision whose acceleration exceeds the specified level, the ignition materials are ignited by the electric ignition system. The system burns and introduces the chemical reaction of gas generating materials to generate hot gases that flow into the air bag through a filter and expand the bag.
The front passenger air bag module mainly consists of air bag and inflator which inflates the air bag.
OBDII Code B1071 Infiniti - Assist Air Bag Module Short - AutoCodes.com
B1071 Infiniti Code - Assist Air Bag Module Short

What are the Possible Causes of the DTC B1071 Infiniti?

  • Faulty Assist Air Bag Module
  • Assist Air Bag Module harness is open or shorted
  • Assist Air Bag Module circuit poor electrical connection
  • Faulty Diagnosis Sensor Unit

How to Fix the DTC B1071 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 B1071 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.

Need more information about the B1071 Infiniti code?

Need more information on how to fix the B1071 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1071 Infiniti code diagnosed by a professional: Find a repair shop in your area

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.

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 B1071 Infiniti Code

1. What are the common symptoms of OBDII code B1071 Infiniti (Assist Air Bag Module Short)?

The common symptoms include the airbag warning light illuminating on the dashboard and potential issues with the airbag system.

2. What are the possible causes of OBDII code B1071 in an Infiniti vehicle?

Possible causes of code B1071 include a short circuit in the wiring harness, a faulty airbag module, or a malfunctioning airbag sensor.

3. How can I diagnose the cause of OBDII code B1071 in my Infiniti?

To diagnose the issue, a professional diagnostic scanner can be used to read the fault codes and pinpoint the exact problem within the airbag system.

4. Can I drive my Infiniti with OBDII code B1071 present?

It is not recommended to drive the vehicle with an active airbag fault code, as it may compromise the safety features of the airbag system.

5. How can I repair OBDII code B1071 in my Infiniti?

Repairing code B1071 typically involves locating and fixing the short circuit in the wiring, replacing a faulty airbag module, or addressing any issues with the airbag sensor.

6. Is it safe to reset the OBDII code B1071 without fixing the underlying issue?

Resetting the code without addressing the root cause may temporarily turn off the warning light, but the issue will likely reoccur and compromise the airbag system's functionality.

7. Can a DIY enthusiast fix OBDII code B1071 in an Infiniti?

While some basic troubleshooting like checking connections can be done at home, addressing airbag system issues often requires specialized tools and expertise best left to professionals.

8. How much does it cost to repair OBDII code B1071 in an Infiniti?

The cost of repairs can vary depending on the exact cause of the code, but expect expenses for parts and labor associated with diagnosing and fixing the airbag system issue.

9. Are there any safety precautions I should take when dealing with OBDII code B1071 in my Infiniti?

When working on the airbag system, always disconnect the battery and wait for a few minutes to ensure the system is fully depowered before attempting any repairs.

10. How often should I have the airbag system in my Infiniti checked to prevent OBDII code B1071 from occurring?

Regular inspections as part of routine maintenance can help detect potential issues early and prevent codes like B1071 from triggering unexpectedly.

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