Engine-CodesInfiniti – B1116 Infiniti

B1116 Infiniti Code - Right Air Bag Satellite Sensor

Quick Answer

The B1116 code specifically pertains to the Right Air Bag Satellite Sensor in Infiniti vehicles. Common causes include Faulty Right Air Bag Satellite Sensor: The sensor itself may be defective or damaged, leading to incorrect readings, Wiring Issues: Damaged, frayed, or corroded wiring connections between the sensor and the ACM can disrupt communication, Connector Problems: Loose or corroded connectors at the sensor or ACM can lead to intermittent faults. 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
B1116 Infiniti indicates Right Air Bag Satellite Sensor.
Common causes
Common causes include Faulty Right Air Bag Satellite Sensor: The sensor itself may be defective or damaged, leading to incorrect readings, Wiring Issues: Damaged, frayed, or corroded wiring connections between the sensor and the ACM can disrupt communication, Connector Problems: Loose or corroded connectors at the sensor or ACM can lead to intermittent faults.
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.
Table of contents Created and updated by William Orellana on Oct 03, 2024
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Code B1116 Infiniti Description

The B1116 code specifically pertains to the Right Air Bag Satellite Sensor in Infiniti vehicles. This code indicates a malfunction or fault within the sensor responsible for detecting the presence of a passenger in the right front seat and determining the appropriate deployment of the airbag system in the event of a collision. The airbag system is a critical component of the vehicle's safety features, designed to protect occupants during an accident by inflating rapidly to cushion the impact.

OBDII Code B1116 Infiniti - Right Air Bag Satellite Sensor
B1116 Infiniti Code - Right Air Bag Satellite Sensor

Common Causes of B1116 Infiniti

  1. Faulty Right Air Bag Satellite Sensor: The sensor itself may be defective or damaged, leading to incorrect readings.
  2. Wiring Issues: Damaged, frayed, or corroded wiring connections between the sensor and the ACM can disrupt communication.
  3. Connector Problems: Loose or corroded connectors at the sensor or ACM can lead to intermittent faults.
  4. Software Glitches: Occasionally, software issues within the vehicle's ACM may cause it to misinterpret signals from the sensor.
  5. Environmental Factors: Exposure to moisture, extreme temperatures, or physical impacts can negatively affect sensor performance.

Symptoms of B1116 Infiniti

  1. Airbag Warning Light: The airbag warning light on the dashboard may illuminate, indicating a problem with the airbag system.
  2. Inconsistent Airbag Deployment: The airbag may fail to deploy during a collision or may deploy unexpectedly during normal driving conditions.
  3. Diagnostic Trouble Codes (DTCs): Other related codes may appear in conjunction with B1116, indicating broader issues with the airbag system.
  4. Passenger Seat Sensor Malfunction: The vehicle may fail to recognize when a passenger is seated, impacting airbag readiness.
  5. Increased Risk of Injury: In the event of an accident, the lack of proper airbag deployment can lead to increased risk of injury for the passenger.

How to Fix B1116 Infiniti

  1. Diagnostic Scan: Begin by using an OBD-II scanner to confirm the B1116 code and check for any additional codes that may provide insight into the issue.
  2. Visual Inspection: Conduct a thorough visual inspection of the wiring and connectors associated with the right airbag satellite sensor for signs of damage, corrosion, or loose connections.
  3. Sensor Replacement: If the sensor is determined to be faulty, replace it with a new, OEM (Original Equipment Manufacturer) part to ensure compatibility and reliability.
  4. Wiring Repair: If wiring issues are found, repair or replace damaged wires and ensure all connections are secure and free of corrosion.
  5. System Reset and Testing: After repairs, reset the airbag system using the diagnostic tool and conduct a test drive to ensure the airbag warning light remains off and that the system is functioning correctly.

Cost to Fix B1116 Infiniti

** The typical cost for diagnosing and repairing the B1116 code can vary significantly based on several factors, including parts, labor, and the specific vehicle model. On average, the cost for parts (such as a new airbag sensor) can range from $100 to $300. Labor costs can vary widely, typically falling between $80 and $150 per hour, depending on the shop's location and reputation. Overall, the total repair cost may range from $200 to $600, factoring in both parts and labor. It is essential to note that diagnosis time and labor rates can fluctuate based on geographic location, vehicle make and model, and engine type. For a more precise estimate, it is advisable to consult local repair shops.

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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.

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 B1116 Infiniti Code

1. What does the OBDII code B1116 mean for an Infiniti?

The B1116 code indicates an issue with the right airbag satellite sensor, which helps detect impact on the vehicle's right side.

2. What are the symptoms of code B1116 in an Infiniti?

Common symptoms include the airbag warning light illuminating and the airbag system potentially being disabled.

3. What causes the B1116 code to appear?

Causes can include a faulty right airbag satellite sensor, damaged wiring, poor electrical connections, or a malfunction in the airbag control module.

4. Is it safe to drive with the B1116 code active?

It is not safe, as the airbag system may not deploy properly in an accident, compromising passenger safety.

5. How can I diagnose the B1116 code in my Infiniti?

Use an OBDII scanner to confirm the code, then inspect the right airbag satellite sensor, wiring, and connectors for damage or corrosion.

6. Can I reset the B1116 code without fixing the issue?

Resetting the code without addressing the underlying problem may cause it to return and leave the airbag system compromised.

7. How do I repair the B1116 code on an Infiniti?

Repairs may include replacing the right airbag satellite sensor, repairing damaged wiring, or cleaning corroded electrical connections.

8. How much does it cost to fix the B1116 code on an Infiniti?

Costs vary but typically range from $150 to $400, depending on whether the sensor or wiring needs replacement.

9. Can a faulty airbag control module cause the B1116 code?

Yes, a malfunction in the airbag control module can trigger the B1116 code, though it is less common than sensor or wiring issues.

10. How can I prevent the B1116 code from occurring?

Regularly inspect the airbag system's wiring and connectors for damage, and address any warning lights promptly to avoid worsening issues.

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