AutoCodesSaturn – B0016 Saturn

B0016 Saturn Code - Left Roof Rail Deployment Loop Stage 1

Quick Answer

During a side or frontal crash of sufficient force the inflatable restraint Sensing and Diagnostic Module (SDM) will allow current to flow through the deployment loop in order to deploy an inflatable restraint module. Common causes include Faulty Left Roof Rail Module, Left Roof Rail Module harness is open or shorted, Left Roof Rail 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
B0016 Saturn indicates Left Roof Rail Deployment Loop Stage 1.
Common causes
Common causes include Faulty Left Roof Rail Module, Left Roof Rail Module harness is open or shorted, Left Roof Rail 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 1,849
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Oct 05, 2022
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Code B0016 Saturn Description

During a side or frontal crash of sufficient force the inflatable restraint Sensing and Diagnostic Module (SDM) will allow current to flow through the deployment loop in order to deploy an inflatable restraint module. There are 2 shorting bars used within the module connector which will short together both high and low circuits, when the connector is disconnected. This will help to prevent unwanted deployment of the inflator module during servicing.
OBDII Code B0016 Saturn - Left Roof Rail Deployment Loop Stage 1 - AutoCodes.com
B0016 Saturn Code - Left Roof Rail Deployment Loop Stage 1

What are the Possible Causes of the DTC B0016 Saturn?

  • Faulty Left Roof Rail Module
  • Left Roof Rail Module harness is open or shorted
  • Left Roof Rail Module circuit poor electrical connection
  • Faulty Sensing and Diagnostic Module (SDM)

How to Fix the DTC B0016 Saturn?

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B0016 Saturn 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 B0016 Saturn code?

Need more information on how to fix the B0016 Saturn code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0016 Saturn 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 B0016 Saturn Code

1. What are the common symptoms of OBDII code B0016 on a Saturn related to the Left Roof Rail Deployment Loop Stage 1?

- Common symptoms include the illumination of the airbag warning light on the dashboard and potential non-deployment of the left roof rail airbag during a collision.

2. What can cause the OBDII code B0016 to trigger in a Saturn?

- The B0016 code is typically triggered by a fault in the deployment loop circuit of the left roof rail airbag system, which can be caused by wiring issues, a faulty sensor, or a problem with the airbag module.

3. How serious is the OBDII code B0016 on a Saturn?

- The B0016 code indicates a malfunction in the left roof rail airbag system, which could affect the proper deployment of the airbag in the event of a collision. It is important to address this issue promptly to ensure the safety of the vehicle occupants.

4. Can I continue driving my Saturn with the OBDII code B0016 present?

- It is not recommended to continue driving the vehicle with the B0016 code active, as it indicates a potential safety concern with the airbag system. It is best to have the issue diagnosed and repaired as soon as possible.

5. How can I diagnose and repair the OBDII code B0016 related to the Left Roof Rail Deployment Loop Stage 1 on my Saturn?

- Diagnosis and repair of the B0016 code should be performed by a qualified mechanic or dealership. They will use specialized equipment to pinpoint the exact cause of the issue, which may involve testing the wiring, sensors, and airbag module.

6. Are there any DIY tips for addressing the OBDII code B0016 on a Saturn?

- Due to the complexity and safety implications of the airbag system, it is not recommended to attempt DIY repairs for the B0016 code. It is best to leave this task to professionals with the necessary expertise and equipment.

7. Does fixing the OBDII code B0016 on a Saturn require replacing the left roof rail airbag?

- The repair for the B0016 code may or may not involve replacing the left roof rail airbag. The exact repair needed will depend on the underlying cause of the issue, as determined during the diagnostic process.

8. How much does it typically cost to repair the OBDII code B0016 on a Saturn?

- The cost of repairing the B0016 code can vary depending on the cause of the issue, parts needed for replacement, and labor costs. It is recommended to obtain a diagnosis and repair estimate from a trusted mechanic or dealership.

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