Launch X431 Diagun V Review – Secret Revealed

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Presenting the Launch X431 Diagun V, a cutting-edge automobile diagnostic tool with unmatched strength and functionality for both seasoned technicians and auto fans. Because of its slick and user-friendly design, this cutting-edge equipment enables you to quickly and accurately diagnose and solve a number of automotive problems, from engine problems to transmission problems and beyond.

This cutting-edge gadget is the ideal addition to your toolbox for any mechanic or DIY enthusiast, giving you the information and insights, you need to keep your car in top condition.

Why then wait? The Launch X431 Diagun V is the ideal option for all of your automobile diagnostic needs because of its potent performance, svelte design, and simple interface. Today, give it a try and see the difference for yourself!

How to Use Launch X431 Diagun V

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  • Attach the Scanner: With the included cable, first attach the Diagun V scanner to the OBD2 port on your vehicle. Once you’re connected, turn on the scanner and wait for it to make contact with the onboard computer of your car.
  • Choose the Model: From the list of compatible vehicles, choose the Make and Model of your car using the touch screen display. The appropriate diagnostic information for your car will be immediately retrieved by the scanner.
  • Start Diagnostics: After the vehicle has been located, you can start the diagnostic process by choosing “Diagnose” from the main menu. The scanner will do a thorough diagnostic scan of all the systems and parts of your car, finding any errors or problems.
  • Evaluate the Results: The scanner will provide you a thorough report of any problems it found on the screen after the scan is finished. The extensive data analysis features in the scanner can then be used to go deeper into the findings and find the underlying source of any issues.
  • Repair the Problems: After receiving the diagnostic findings, you may start the process of resolving any faults with your car. The scanner offers comprehensive guidelines and directions on how to resolve each issue.

The Launch X431 Diagun V scanner’s user-friendly interface and simple controls make it a delight to operate. Here is a step-by-step tutorial on how to optimize and troubleshoot your car with this potent diagnostic tool:

Launch X431 Diagun V Review – Secret Revealed


An outstanding car diagnostic scanner that has conquered the industry is the Launch X431 Diagun V. This powerful scanner offers unmatched functionality and convenience in a sleek, portable package that is simple to use.

The X431 Diagun V’s comprehensive vehicle coverage, which includes more than 100 car brands from around the world, is one of its most outstanding features. This scanner will help you whether you’re working on a domestic or imported automobile.

The extensive diagnostic features of the scanner enable you to carry out a variety of tasks, such as reading and clearing fault codes, viewing live data streams, carrying out component checks, and executing system adjustments. Advanced features like key programming, ABS bleeding, and throttle matching are also supported by the device.

Pros and Cons


  • Extensive vehicle coverage
  • Advanced diagnostic capabilities
  • Supports advanced functions
  • User-friendly interface
  • Wireless connectivity.
  • Built-in camera
  • Sleek, compact design


  • Relatively expensive
  • Issues with software glitches and updates.
  • Not suitable for all skill level

Main Features: 

Oil Reset: 

The Launch X431 Diagun V scanner has an oil reset capability that enables you to restart a vehicle’s oil life following an oil change. For mechanics and car owners who wish to keep track of when their vehicles require an oil change, this function is especially helpful.

After the oil has been changed, the oil reset feature uses the computer system of the car to reset the oil life indicator. This makes it easier to make sure that the car’s engine is properly oiled and maintained, which can increase its lifespan and performance in general.

SAS Calibration: 

You may calibrate the steering angle sensor (SAS) on compatible vehicles using the Launch X431 Diagun V’s sophisticated SAS calibration capability. The electronic stability control (ESC) system, a vital component of modern vehicles’ safety systems, relies on SAS calibration to ensure appropriate operation.

The scanner’s SAS calibration tool is user-friendly and produces precise results. Even if you are unfamiliar with the method, the scanner makes it simple to follow as it walks you through the calibration process step by step. You can complete the calibration fast and effectively because the scanner also displays clear instructions on the screen.

EPB Reset: 

One of the more sophisticated features supported by the Launch X431 Diagun V scanner is the EPB (Electronic Parking Brake) reset capability. To maintain safe and efficient braking performance, this feature enables you to reset the electronic parking brake following brake pad replacement or maintenance.

Any mechanic who works on braking systems, whether professionally or as a home improvement enthusiast, has to have access to the EPB reset capability. Without this function, resetting the electronic parking brake can be a difficult and time-consuming task that calls for specialist skills and equipment.


The Launch X431 Diagun V scanner is one of the best scanners with TPMS reset function. After changing or rotating tyres, this feature enables you to calibrate and test the tyre pressure monitoring system (TPMS) of your car by resetting it.

You may swiftly and easily carry out TPMS reset procedures with the X431 Diagun V scanner’s TPMS reset feature, saving you time and effort. 

Advanced Features: 


The Launch X431 Diagun V scanner’s ABS (Anti-lock Brake System) capability is a sophisticated feature that enables users to identify and resolve problems with the vehicle’s ABS system. 

In order to maintain control of the car during emergency braking circumstances, current vehicles must include the ABS system, which is a key safety component.

The scanner’s ABS capability enables it to identify and read fault codes associated with the ABS system, see live data streams, carry out component testing, and make adjustments to the system. 

This function helps users to easily locate and address problems with the ABS system, lowering the likelihood of collisions and raising general vehicle safety.


Most current cars come equipped with the SRS (Supplemental Restraint System), which is a crucial safety element. The airbag system, which aids in protecting passengers in the case of an accident, is controlled by the SRS.

SRS diagnostic capabilities are built into the Launch X431 Diagun V scanner, enabling users to identify and resolve airbag system issues. This feature is particularly crucial since it ensures that the airbag system is operating properly and can offer passengers the highest level of safety.


One of the most sophisticated and practical features of the Launch X431 Diagun V scanner is the IMMO Key Programming capability. Its ability to programme keys and immobilizers for a variety of automobiles makes it an essential tool for both professionals and enthusiasts in the automotive industry.

You can program new keys, erase lost or stolen keys, and reprogram immobilizer units using the IMMO Key Programming function. Due to the scanner’s user-friendly interface, the feature supports a wide range of automobiles, including domestic and imported models.

Comparison Table: 

For transparency, please note that some of the links on this website are Amazon Associate links. This means that I may earn a small commission if you make a purchase through these links. The use of such links comes at no additional cost to you.



What is the purpose of the Launch X431 Diagun V scanner?

Auto diagnostics and repair are performed with the Launch X431 Diagun V scanner. It is capable of reading and erasing error codes, viewing real-time data streams, conducting component testing, modifying systems, programming keys, and reprogramming immobilizer units.

What distinguishes the Launch X431 V Pro from the Launch X431 Diagun V?

Size, weight, and capability are the key distinctions between the Launch X431 Diagun V and the Launch X431 V Pro. The V Pro has a bigger screen and more sophisticated diagnostic skills, whilst the Diagun V is lighter and smaller.

Final Words

In conclusion, the Launch X431 Diagun V scanner is a crucial tool for any skilled mechanic or auto enthusiast, offering a quick, precise, and simple approach to identify and resolve automotive problems. 

The Diagun V is the best option for maximizing your car’s performance and keeping it in top condition thanks to its extensive database of supported vehicles, potent diagnostic capabilities, and simple-to-use interface.

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