The Owner’s Guide to SIG P320 Problems, Solutions, & Updates

The SIG P320, a pistol introduced by SIG Sauer in 2014, swiftly gained popularity in the United States. It became a standard-issue sidearm for the U.S. military, solidifying its reputation. 

However, along with its popularity came increased scrutiny and safety concerns among civilians.

Delving into the SIG P320’s internal design, there have been alarming reports of unintentional discharges leading to injuries. These incidents have prompted questions about the trigger mechanism and its potential for potentially dangerous defects. 

As a result, the SIG P320 has been subject to lawsuits and litigations, sparking a broader conversation about firearm safety and regulation, especially among the general public.

Despite its stellar reputation, the SIG P320’s popularity has not shielded it from scrutiny. 

As customers voice their concerns and potential issues arise, gun stores like GRITR Sports in North Richland Hills, TX, have become pivotal in disseminating information and providing support.

Problems & Solutions at

4 ProblemsWith Quick Solutions
Lever IssueCheck if rod is crooked, straighten if necessary.
Failure to Fire (FTF)When reassembling, always use the slide lock to ensure internal clearance.
Failure to ExtractDisassembled firearm, ensured spring was correctly positioned.
Unintentional FiringSig Sauer recalled P320s for unintended discharge issue.
SIG P320 Problems
SIG P320 Problems

Sig P320 Problems With Practical Solutions

1. Lever Issue:

The Sig P320 has come under scrutiny within the firearms realm, notably for its lever issue. 

This concern revolves around the takedown lever, a crucial weapon element. 

In the field, instances of interference between the lever and the guide rod have been reported, raising questions about the firearm’s reliability and functionality.


The solution to the lever issue with the Sig P320 involves ensuring proper alignment of the takedown lever and the slide. 

The rod must be positioned in parallel, providing a satisfying click that signifies correct engagement. 

This meticulous attention to detail guarantees optimal functionality and reliability, restoring confidence in the Sig P320’s performance.

2. Failure to Fire (FTF):

When addressing Sig P320 concerns, one critical issue is the Failure to Fire (FTF) Problem. 

This challenge, common among Sig P-series pistols, arises during pivotal moments, causing frustration and raising questions about the firearm’s reliability. 

For users, reassembling the firearm becomes a delicate task, requiring a keen eye to spot the trick behind slide and takedown lever alignment. Thus, potential misalignment issues contributing to FTF occurrences can be avoided.


Among the myriad challenges faced by Sig P320 owners, the Failure to Fire (FTF) Problem looms large. It often stems from issues during reassembling and slide lock alignment, where internal clearance becomes pivotal. 

Finding a lasting solution entails meticulous attention to detail, with users consulting manufacturer books for guidance. While the allure of a shortcut persists, adhering to proper assembly procedures remains paramount.

 Understanding the interplay of parts within the firearm is critical to preempting FTF occurrences and ensuring optimal performance.

3. Failure to Extract:

Sig P320 presents a notable challenge with the Failure to Extract issue, where spent shells fail to eject effectively. 

This problem often arises, especially when using TulAmmo ammunition, resulting in obstructions within the empty shell casing. 

Despite users’ efforts to rectify the issue by tapping the slide or applying force rearward to the barrel using a plastic hammer, the complexity persists. 

Addressing this course during testing sessions demands meticulous attention and innovative solutions to ensure the firearm’s optimal performance and reliability.


A proactive approach involves seeking guidance from Sig Sauer customer service to tackle the persistent Failure to Extract issues plaguing the Sig P320. 

Users grappling with this vexing firearm problem often receive a valuable recommendation opting for the replacement of either the extractor or the spring mechanism. 

This targeted intervention is an effective solution, addressing the root cause of the extraction issue and reinstating seamless functionality to the firearm. 

My experience underscores this guidance’s significance, providing users with a practical path to remedy this common challenge.

4. Unintentional Firing:

The Sig P320 has raised concern among consumers due to its troubling propensity for Unintentional Firing. 

This unexpected discharge poses a significant safety risk and demands urgent attention from manufacturers to rectify the underlying issue. 

The occurrence of such incidents underscores the importance of addressing the problem promptly to uphold user safety and instil confidence in the firearm’s reliability.


In light of the unintentional discharge problem encountered with Sig P320s, Sig Sauer has taken proactive steps to address this pressing issue by initiating a widespread recall of affected units. 

This fix underscores their dedication to safety enhancement and reinstating trust in their firearms among users. 

By implementing these measures, Sig Sauer aims to effectively resolve unintentional firing concerns and ensure the safety and reliability of P320s for all users.

Latest Update About the P320 Safety Mechanisms

The P320, a striker-fired handgun, has garnered attention for its trigger pull and internal spring-loaded pin that actuates the striker to ignite the primer of a bullet, setting the round in motion. This aspect of its design sets it apart from traditional handguns, particularly in its trigger mechanism. 

While many handguns on the market rely on external safeties to mitigate the risk of discharge, the P320 lacks such safety features, raising concerns among civilians and military personnel alike.

Recent discussions have centred around the absence of external safety mechanisms in P320 models, prompting a reevaluation of its internal safety. 

Despite the presence of a safety lock lever intended to prevent malfunction, incidents involving primer ignition upon lever release have called into question the trigger mechanism. 

The slide, trigger bar, and sear mechanism, including the backup sear notch, feature complex springs and precise pressure tolerances. 

However, concerns persist regarding the potential for components to degrade over time, exacerbated by wear and debris accumulation.

Final Verdict

The SIG Sauer P320 is celebrated for its unwavering reliability and exceptional performance. It epitomizes precision engineering and unmatched safety standards.

With accolades from the NIJ and SAAMI, it’s a testament to its compliance with rigorous regulations and esteemed status in the world of firearms.

Recent concerns have emerged regarding nuances in national standards and the effectiveness of voluntary safety mechanisms, particularly with the P320.

Despite extensive endurance testing for reliability, critics highlight reports of uncommanded discharges and shifts in critical components, indicating potential design flaws or issues from careless handling.

The P320’s transition from military to civilian use offers valuable insights into its performance and safety despite rigorous testing by the U.S. military and law enforcement.

However, reported discharge incidents raise concerns, necessitating a thorough investigation into the firearm’s design and manufacturing to uphold trust in SIG Sauer and ensure their products’ ongoing reliability and safety.

What Should You Do If You Own a SIG P320?

Legal Proceedings and Industry Complexity:

The situation surrounding the SIG Sauer P320 pistol has evolved into a complex landscape marked by legal intricacies and debates within the firearms industry. 

As a company that has long been associated with designing reliable firearms, SIG Sauer now faces legal assertions regarding the trigger mechanism of the P320. Lawsuits have been filed, each party presenting their version of the facts, leading to judicial ambiguity.

In the broader context, the firearms industry becomes a stage for debates between Second Amendment advocates and anti-gun proponents, with competitors closely watching the unfolding events. 

To navigate this intricate terrain, individuals seeking clarity must access comprehensive information from reliable sources and consider various arguments to form a balanced perspective on the matter.

Steps for SIG P320 Owners

Participating in the Sig Sauer P320 Voluntary Upgrade Program is a pivotal action for owners looking to ensure the safety and reliability of their firearms. 

This program addresses critical components such as the trigger, sear, striker, and mechanical disconnector, offering essential upgrades to enhance the pistol’s functionality. While the cost may deter some, investing in these upgrades is crucial for maintaining the firearm’s integrity.

Additionally, adopting fundamental gun safety rules, as emphasized by individuals like Ashley Catatao, a Boston police officer, remains paramount. Regularly inspecting the pistol’s condition, including its physical weight and rounds in the chamber, is vital. 

Moreover, proper cleaning, lubrication, and protection measures can prevent mishaps caused by worn or broken parts and keep the firearm in optimal working condition. 

By proactively maintaining and adhering to safety guidelines, SIG P320 owners can mitigate risks and uphold responsible firearm ownership.

My Final Conclusion:

Reflecting on my exploration of the Sig P320 and its associated challenges, I realize that my hands-on experience has been both enlightening and concerning. 

While the pistol boasts impressive features, including its design and ergonomics, grappling with unanticipated issues such as the sticky takedown lever and intermittent failures to fire or extract has been disconcerting.

Despite these problems, I have also discovered solutions through manual adjustments and adherence to the proper assembly protocol. 

Sig Sauer’s excellent customer service has been pivotal in offering timely part replacements to address identified issues. 

As I navigate the complexities of owning a Sig P320, I remain vigilant in ensuring its reliability and safety, leveraging the resources available to mitigate potential concerns.

My Friends Feedback:

As I sit in the cigar lounge on a warm afternoon, savouring the aroma of tobacco, I recall Dwight Jackson’s unsettling story about his holstered SIG Sauer P320 pistol. 

In a moment of mundane routine, a slight movement resulted in the trigger being inadvertently pressed, leading to a bullet tearing through his right buttock and grazing his left ankle. 

Such unintentional discharges highlight the gravity of the issue surrounding one of the nation’s most popular handguns, often considered a standard-issue sidearm by the U.S. military and adopted by various law enforcement agencies.

Through meticulous investigations by outlets like The Trace and The Washington Post and the expertise of behavioural scientist Bill Lewinski from the Force Science Institute, the extent of the problem, which spans from accidental shootings to unexpected discharges during routine movements like holstering and unholstering, has come to light.

In forums and online discussions, SIG P320 owners and gun enthusiasts from all walks of life engage in spirited debates about the quality and safety of striker-fired pistols like the P320 compared to alternatives such as Glock triggers or DAO hammer-fired pistols like the Sig P226 problems Sig P250. 

In the vast gun market, where options range from Glock 27 to Sig Sauer P320axg Combat, users navigate the intricacies of features, price points, and safety concerns with varied expertise. 

While some users express gratitude for shared insights and questions answered, others remain vigilant about the potential pitfalls of concealed carrying and holstering in everyday life. 

As the community grapples with accidental discharges and unexpected events, a shared goal of ensuring firearm safety and preventing mishaps underscores the value of collaboration and collective vigilance.

In the ever-evolving landscape of firearm ownership, where legal proceedings and industry complexities intersect with personal experiences and manufacturing standards, users find themselves at the intersection of concern and inquiry. 

As they navigate the intricacies of SIG P320 problems, the journey towards resolution and clarity remains fraught with challenges, tempered only by the collective wisdom and shared insights of a diverse community of firearm enthusiasts.

SIG P320 Problems
SIG P320 Problems

Common Questions Asked About Sig p320 problems

Is there a problem with Sig Sauer P320?

SIG Sauer has faced claims that the P320 malfunctions since at least 2017, when accounts surfaced that the gun could fire when dropped.

Did SIG Sauer fix the P320? 

Yes, SIG Sauer initiated a “Voluntary Upgrade” program for the P320.

Does a SIG P320 have a safety?

Yes, the SIG P320 does have three internal safety mechanisms. While there is no external safety on most Sig P320s, the military version of the P320 and its civilian-grade counterpart have it.

What SIG Sauer pistol is a police issue?

The SIG Sauer P320 is widely used among law enforcement agencies. The P320 is also a military standard-issue sidearm.

Why doesn’t the Sig P320 have an external safety?

According to SIG, many users, including law enforcement agencies, prefer firearms without external safety devices based on their operational philosophy.

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